Method for realizing efficient and accurate counting and subpackaging of large number of articles

Through the methods of waterfall drop counting and combined combination counting, the problem of inefficient subcontracting of large quantities of items is solved, and efficient and accurate counting subcontracting is achieved. It is suitable for existing devices without hardware modification and has good compatibility.

CN119460275APending Publication Date: 2025-02-18SHANGHAI WEILAN ELECTRONIC TECH CO LTD
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Patent Information

Application Number
CN202411912198.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-24
Publication Date
2025-02-18

AI Technical Summary

Technical Problem

The prior art is inefficient when counting and subcontracting large quantities of items, especially when the number of packaging is large, the probability of combining numbers is reduced, resulting in the problem of insufficient combination of numbers in the limited material channel, affecting the efficiency of counting subcontracting.

Method used

The waterfall drop counting and combined combination counting method are adopted, and the materials are efficiently subcontracted by using multiple feeding devices and corresponding storage silos and conveying channels.

Benefits of technology

It improves the efficient and accurate counting and subcontracting efficiency of large quantities of items, and is suitable for existing counting and subcontracting devices without hardware modification, and has good compatibility, which significantly improves subcontracting efficiency.

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Abstract

The invention discloses a method for efficiently and accurately counting and subpackaging a large number of articles, which comprises a plurality of feeding devices A, conveying channels B, a first storage bin U, a second storage bin V, a counting assembly and a blanking bin W. The number of the conveying channels B is the same as that of the feeding devices A, and the conveying channels B correspond to the feeding devices A one by one. A scanning surface C of the counting assembly is located in a gap between the conveying channels B and the first storage bin U; a first bin door D is arranged at an outlet of each first storage bin U, a second bin door E is arranged at an outlet of each second storage bin V, a third bin door F is arranged at an outlet of the discharging bin W, a discharging channel H and a split charging container channel I are connected to the lower portion of the third bin door F, and a discharging door G is arranged at an intersection of the discharging channel H and the split charging container channel I. According to the method for achieving efficient and accurate counting and subpackaging of the large number of objects, the large number adopts waterfall type falling counting, the remainder adopts combined type combined counting, the large number packaging efficiency is high, and the material compatibility is good.
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Description

Technical Field

[0001] The invention relates to a method for realizing efficient and accurate counting and packaging of a large number of articles, and belongs to the technical field of automatic counting and packaging. Background Art

[0002] Counting and subpackaging operations involve many industries, such as: counting and subpackaging of medicines, counting and subpackaging of crops, counting and subpackaging of foods, counting and subpackaging of daily necessities, counting and subpackaging of mechanical parts or workpieces, etc.

[0003] With the rapid development of automation and intelligent technology, counting and subpackaging operations have begun to move towards fully automatic operation. The technologies for realizing fully automatic counting and subpackaging in the prior art mainly include weighing and counting methods, photoelectric sensing methods, and visual counting methods. Among them, the weighing and counting method has the defect of poor counting accuracy due to the individual weight differences of the counted materials, and cannot be applied to industries with high requirements for counting accuracy. The photoelectric sensing counting method has low counting efficiency and can only be applied to situations where the target quantity is small and the material is of regular shape. Because visual counting technology has low requirements on the size and shape of the material, with the rapid development of visual technology, visual counting technology has begun to be applied to the packaging industry. For example: The applicant has adopted visual counting and subpackaging technology in the applied patents CN202020968240.1 and CN202111498017.0.

[0004] Patent CN202020968240.1 discloses a combined visual counting and packaging device, which is provided with at least 8 independently controllable start and stop conveying channels and corresponding multiple guide inclined channels and multiple distribution channels, and each distribution channel is divided into upper distribution channels and lower distribution channels that can be opened and closed independently, so that multiple counting threads can be executed in parallel, that is: when a lower distribution channel is discharging, it will not affect the feeding operation of the corresponding upper distribution channel; when several lower distribution channels can be combined to reach the target number of distribution channels for discharging, it will not affect the feeding operation of the remaining lower distribution channels; thus, continuous counting and packaging operations can be achieved. However, in the process of counting and packaging, if the number of packages required is large, the packaging efficiency will be significantly reduced. This is because the larger the number of packages, the larger the number of numbers involved in the combination will be, and the probability of generating numbers that can be combined will be reduced, and the probability of numbers that cannot be combined in a limited channel will increase.

[0005] Patent CN202111498017.0 discloses a control method for realizing accurate counting and subpackaging of dual feeding, including A cycle and B cycle; A cycle includes: controlling the driving module to open the feeding mechanism to start feeding, and the material enters the A bin from the feeding mechanism, and at the same time, the feeding metering module arranged in the A bin performs counting synchronously; the material counted by the feeding metering module enters the bottom of the A bin and is blocked by the A door arranged at the bottom of the A bin until the feeding mechanism finishes one beat of feeding, and the feeding metering module synchronously completes one beat of counting; B cycle includes controlling the driving module to open the feeding mechanism to start feeding, and the material enters the BTOP bin from the feeding mechanism, and at the same time, the feeding metering module arranged in the BTOP bin performs counting synchronously; the material counted by the feeding metering module enters the bottom of the BTOP bin, and the BTOP bin door arranged at the bottom of the BTOP bin is in a normally open door state, and the material falls into the B bin through the BTOP bin door. This patent solves the problem of over-feeding through a high-speed auxiliary feed channel valve, and uses the time of feeding to continue feeding the main feed channel, thereby improving the counting efficiency. However, this method has low compatibility with materials, because the method adopts a mode in which the main feed channel counts a large number, and the auxiliary feed channels queue up one by one to count the remainder. Due to the material characteristics and structural limitations of the auxiliary feed channels, the channel structure needs to be adjusted or customized for different materials in order to achieve the purpose of queuing and counting one by one. Summary of the invention

[0006] In view of the above problems existing in the prior art, an object of the present invention is to provide a method for achieving efficient and accurate counting and packaging of a large number of articles.

[0007] To achieve the above object, the present invention adopts the following technical solution:

[0008] A method for realizing efficient and accurate counting and subpackaging of a large number of articles, comprising a plurality of feeding devices A, a conveying channel B, a first storage bin U and a second storage bin V, which are the same in number and correspond to the feeding devices A, and a counting component and a lower storage bin W, wherein a scanning surface C of the counting component is located in the gap between the conveying channel B and the first storage bin U, a first bin door D is provided at the outlet of each first storage bin U, a second bin door E is provided at the outlet of each second storage bin V, a third bin door F is provided at the outlet of the lower storage bin W, a discharge channel H and a subpackaging container channel I are connected below the third bin door F, a discharge gate G is provided at the intersection of the discharge channel H and the subpackaging container channel I, all the first bin doors D, the second bin doors E and the third bin doors F are independently controlled to be opened and closed, and the discharge gate G is independently controlled to be located on one side of the discharge channel H or the subpackaging container channel I;

[0009] The method comprises the following steps:

[0010] S1, open all first bin doors D and second bin doors E, close the third bin door F, and locate the discharge door G on one side of the discharge channel H;

[0011] S2, start the counting processor, initialize the program and clear the data;

[0012] S3, open all feeding devices A to transport materials, so that the materials fall through the conveying channel B;

[0013] S4, the counting component collects the falling material information on the scanning surface C and transmits it to the counting processor for quantity recognition;

[0014] S5. The industrial controller determines whether the quantity of materials in the lower bin W has reached the preset main count cutoff quantity N1 according to the counting information fed back by the counting processor. If yes, step S6 is executed. If not, the quantity of materials in the lower bin W is continued to be accumulated.

[0015] S6, closing the material conveying of the redundant feeding device A, and at the same time closing the second bin door E corresponding to the feeding device A, leaving only one feeding device A and the second bin door E corresponding to the feeding device A to continue to convey the material, and the industrial controller determines whether the material quantity in the lower bin W has reached the preset main number cutoff quantity N2 according to the counting information fed back by the counting processor, and if so, executes step S7, if not, continues to accumulate the material quantity in the lower bin W;

[0016] S7, closing the material conveying of the feeding device A left in step S6, and closing the second bin door E corresponding to the feeding device A;

[0017] S8, open all feeding devices A to transport materials, so that the materials fall through the conveying channel B, and the industrial controller determines whether the amount of materials in the second storage bin V has reached the preset complement combination cutoff number according to the counting information fed back by the counting processor, and if so, execute step S9, if not, continue to accumulate the amount of materials in the second storage bin V;

[0018] S9, shut down the material conveying of all feeding devices A, and close all first bin doors D;

[0019] S10, all feeding devices A are turned on to transport materials, and the industrial controller determines whether the amount of materials in the first storage bin U exceeds the rated critical value. If yes, the material transport is stopped; if no, the material transport is continued;

[0020] S11, the industrial controller simultaneously determines whether the sum of various combinations of the quantity of materials in the lower bin W and the quantity of materials in each bin in the second storage bin V can reach the predetermined total package quantity. If not, execute S13 and S14 steps. If yes, continue to determine whether there is a packaging preparation signal: if there is a packaging preparation signal, open the third bin door F and the second bin door E corresponding to the bin in the second storage bin V that meets the combination requirements, so that the material falls into the sub-packaging container connected to the sub-packaging container channel, then close the third bin door F, and clear the quantity of materials in the lower bin W, and then execute S12; if there is no packaging preparation signal, determine whether there is a stop signal. If yes, the program ends, if not, the program pauses and waits;

[0021] S12, open the second bin door E corresponding to the bin with material in the remaining second storage bin V in step S11, and make the material fall into the lower bin W, and increase the amount of material in the lower bin W to the sum of the original amount of material in the lower bin W and the amount of material falling into the lower bin W from the second storage bin V, and then clear the amount of material in the corresponding second storage bin V;

[0022] S13, judging whether there is a stop signal, if yes, the program ends, if not, opening the third bin door F, and making the discharge door G located on the side of the dispensing container channel I, emptying all materials in the lower bin W through the discharge channel H, and clearing the amount of materials in the lower bin W, and after the amount of materials in the lower bin W is cleared, closing the third bin door F, and making the discharge door G located on the side of the discharge channel;

[0023] S14, open all the second bin doors E and the first bin door D, so that the materials fall into the lower bin W, and increase the amount of materials in the lower bin W to the sum of the original amount of materials in the lower bin W, the amount of materials falling into the lower bin W from the first storage bin U, and the amount of materials falling into the lower bin W from the second storage bin V, and then execute steps S5 to S13 in a loop.

[0024] In one embodiment, the method further comprises the following steps:

[0025] S15. Determine whether the quantity of materials in the second storage bin V is zero. If so, open the corresponding first bin door D to allow the materials in the first storage bin U to fall into the lower bin W, and increase the quantity of materials in the lower bin W to the sum of the original quantity of materials in the lower bin W, the quantity of materials falling into the lower bin W from the first storage bin U, and the quantity of materials falling into the lower bin W from the second storage bin V, and then clear the quantity of materials in the corresponding first storage bin U; ​​if not, determine whether there is a stop signal. If yes, end the program. If not, loop this step.

[0026] In one implementation scheme, the first warehouse door is provided with a door opening delay and a door closing delay.

[0027] In one implementation scheme, the second warehouse door is provided with a door opening delay and a door closing delay.

[0028] In one implementation scheme, the third warehouse door is provided with a door opening delay and a door closing delay.

[0029] In one implementation scheme, the feeding device A uses vibration feeding or conveyor belt feeding to feed.

[0030] In one embodiment, the counting component is a photoelectric counting component or a visual counting component.

[0031] Compared with the prior art, the beneficial technical effects of the present invention are:

[0032] The method provided by the present invention for realizing efficient and accurate counting and packaging of large quantities of articles adopts waterfall-type falling counting for large numbers and combined counting for remainders, which effectively improves the packaging efficiency when used for large quantity packaging. Moreover, the present invention can be applied to existing counting and packaging devices, and does not require special hardware modification or adjustment of the channel filling structure for accurate one-by-one queue counting, and has good compatibility with materials. Therefore, compared with the prior art, the present invention has produced significant progress. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 The present invention provides a schematic diagram of the principles of a method for efficiently and accurately counting and packaging a large number of items. DETAILED DESCRIPTION

[0034] The technical solution of the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be noted that the terms used in the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0035] Example

[0036] Please combine Figure 1As shown: This embodiment provides a method for realizing efficient and accurate counting and packaging of a large number of items, including multiple feeding devices A (8 are shown in the figure, such as A1 to A8 in the figure, but not limited to 8), conveying channels B (B1 to B8 in the figure) that are the same in number and one-to-one corresponding to the feeding devices A, first storage bins U (U1 to U8 in the figure) and second storage bins V (V1 to V8 in the figure), as well as counting components and lower bins W, the scanning surface C of the counting component (not shown in the figure) is located in the gap between the conveying channel B and the first storage bin U, a first bin door D (D1 to D8 in the figure) is provided at the outlet of each first storage bin U, and a second bin door E (E1 to E8 in the figure) is provided at the outlet of each second storage bin V. A third bin door F is provided at the outlet of the lower bin W, a discharge channel H and a sub-packaging container channel I are connected below the third bin door F, a discharge door G is provided at the intersection of the discharge channel H and the sub-packaging container channel I, all first bin doors D, second bin doors E and third bin doors F are independently controlled to open and close, and the discharge door G is independently controlled to be located at one side of the discharge channel H or the sub-packaging container channel I (when the discharge door G is located at one side of the discharge channel H, it means that the discharge channel H is closed by the discharge door G, and when the discharge door G is located at one side of the sub-packaging container channel I, it means that the sub-packaging container channel I is closed by the discharge door G. The discharge door G can be a flip door or a sliding door, as long as it can be located at one side of the discharge channel H or the sub-packaging container channel I under the drive of a corresponding driving mechanism);

[0037] The method comprises the following steps:

[0038] S1, open all first bin doors D (D1-D8 in this embodiment) and second bin doors E (E1-E8 in this embodiment), close the third bin door F, and locate the discharge door G on the side of the discharge channel H (representing that the discharge channel H is in a closed state and the dispensing container channel I is in an open state);

[0039] S2, start the counting processor, initialize the program and clear the data;

[0040] S3, open all feeding devices A (referring to A1-A8 in this embodiment) to transport materials, so that the materials fall through the conveying channel B (referring to B1-B8 in this embodiment);

[0041] S4, the counting component collects the falling material information on the scanning surface C and transmits it to the counting processor for quantity recognition;

[0042] S5. The industrial controller determines whether the quantity of materials in the lower bin W has reached the preset main count cutoff quantity N1 according to the counting information fed back by the counting processor. If yes, step S6 is executed. If not, the quantity of materials in the lower bin W is continued to be accumulated.

[0043] S6, close the material conveying of the redundant feeding devices A (in this embodiment, close A2 to A8), and simultaneously close the second bin door E (in this embodiment, E2 to E8) corresponding to the feeding device A (in this embodiment, A2 to A8), leaving only one feeding device A (in this embodiment, A1, or any one of A1 to A8) and the second bin door E (in this embodiment, E1) corresponding to the feeding device A (in this embodiment, A1) to continue material conveying, and the industrial controller responds to the feedback from the counting processor. The counting information is used to determine whether the number of materials in the unloading bin W has reached the preset main number cutoff number N2. If yes, step S7 will be executed. If not, the number of materials in the unloading bin W will continue to be accumulated. The main number cutoff number N1 and the main number cutoff number N2 are both values ​​preset by the industrial controller. For example, if there are 100 packages, the main number cutoff number N1 is set to 60, and the main number cutoff number N2 is set to 80, which means that materials are supplied from 0-60 including 60 or less to A1-A8, and materials are supplied from 60-80 including 80 to any one of A1-A8;

[0044] S7, closing the material conveying of the feeding device A (A1 in this embodiment) left in step S6, and closing the second bin door E (E1 in this embodiment) corresponding to the feeding device A (A1 in this embodiment);

[0045] S8, all feeding devices A (referring to A1-A8 in this embodiment) are turned on to convey materials, so that the materials fall through the conveying channel B (referring to B1-B8 in this embodiment), and the industrial controller determines whether the amount of materials in the second storage bin V (referring to V1-V8 in this embodiment) has reached the preset complement combination cutoff amount according to the counting information fed back by the counting processor, and if so, step S9 is executed, if not, the amount of materials in the second storage bin V (referring to V1-V8 in this embodiment) continues to be accumulated;

[0046] S9, shut down the material conveying of all feeding devices A (referring to A1-A8 in this embodiment), and close all first bin doors D (referring to D1-D8 in this embodiment);

[0047] S10, all feeding devices A (referring to A1-A8 in this embodiment) are turned on to transport materials, and the industrial controller determines whether the amount of materials in the first storage bin U (referring to U1-U8 in this embodiment) exceeds the rated critical value. If yes, the material transport is stopped; if not, the material transport is continued;

[0048] S11, the industrial controller simultaneously determines whether the sum of various combinations of the quantity of materials in the lower bin W and the quantity of materials in each bin in the second storage bin V (this embodiment refers to V1-V8) can reach the predetermined total package quantity. If not, execute S13 and S14. If yes, continue to determine whether there is a packaging preparation signal: if there is a packaging preparation signal, open the third bin door F and the second bin door E corresponding to the bin that meets the combination requirements in the second storage bin V (this is a random combination determined by the system, which may be one of the bins or a combination of several bins), so that the material falls into the sub-packaging container connected to the sub-packaging container channel I, then close the third bin door F, and reset the quantity of materials in the lower bin W, and then execute S12; if there is no packaging preparation signal, determine whether there is a stop signal. If yes, the program ends, if not, the program pauses and waits;

[0049] S12, open the second bin door E corresponding to the bin with material in the remaining second storage bin V in step S11, and make the material fall into the lower bin W, and increase the amount of material in the lower bin W to the sum of the original amount of material in the lower bin W and the amount of material falling into the lower bin W from the second storage bin V, and then clear the amount of material in the corresponding second storage bin V;

[0050] S13, judging whether there is a stop signal, if yes, the program ends, if not, opening the third bin door F, and making the discharge door G located at one side of the dispensing container channel I (representing that the dispensing container channel I is closed and the discharge channel H is opened), emptying all materials in the lower bin W through the discharge channel H, and clearing the amount of materials in the lower bin W, and after the amount of materials in the lower bin W is cleared, closing the third bin door F, and making the discharge door G located at one side of the discharge channel;

[0051] S14, open all the second bin doors E (E1 to E8 in this embodiment) and the first bin doors D (D1 to D8 in this embodiment), so that the materials fall into the lower bin W, and the amount of materials in the lower bin W is increased to the sum of the original amount of materials in the lower bin W, the amount of materials falling into the lower bin W from the first storage bin U, and the amount of materials falling into the lower bin W from the second storage bin V, and then execute steps S5 to S13 in a loop;

[0052] S15. Determine whether the amount of material in the second storage bin V (V1 to V8 in this embodiment) is zero. If so, open the corresponding first bin door D to allow the material in the first storage bin U to fall into the lower bin W, and increase the amount of material in the lower bin W to the sum of the original amount of material in the lower bin W, the amount of material falling into the lower bin W from the first storage bin U, and the amount of material falling into the lower bin W from the second storage bin V. Then, clear the amount of material in the corresponding first storage bin U. If not, determine whether there is a stop signal. If so, end the program. If not, loop this step.

[0053] In this embodiment, the first bin door D is provided with a door opening delay (ie, the time required to ensure that all materials in the first storage bin U are completely discharged) and a door closing delay (ie, the time required to execute door closing).

[0054] In this embodiment, the second bin door E is provided with a door opening delay (ie, the time required to ensure that all materials in the second storage bin V are completely discharged) and a door closing delay (ie, the time required to execute door closing).

[0055] In this embodiment, the third bin door F is provided with a door opening delay (ie, the time required to ensure that all materials in the lower bin W are discharged) and a door closing delay (ie, the time required to execute door closing).

[0056] In this embodiment, the feeding device A uses vibration feeding (for example, a vibration plate) or conveyor belt feeding (for example, a belt line) to feed.

[0057] In this embodiment, the counting component is a photoelectric counting component or a visual counting component.

[0058] In this embodiment, the industrial controller used may be a PLC, an industrial computer, or a customized dedicated controller.

[0059] Finally, it is necessary to point out here that the above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed by the present invention should be covered within the protection scope of the present invention.

Claims

1. A method for realizing efficient and accurate counting and subpackaging of a large number of articles, comprising a plurality of feeding devices A, a conveying channel B, a first storage bin U and a second storage bin V, which are the same in number and correspond to the feeding devices A, a counting component and a lower storage bin W, a scanning surface C of the counting component is located in the gap between the conveying channel B and the first storage bin U, a first bin door D is provided at the outlet of each first storage bin U, a second bin door E is provided at the outlet of each second storage bin V, and a third bin door F is provided at the outlet of the lower storage bin W, characterized in that: A discharge channel H and a sub-packaging container channel I are connected below the third bin door F, and a discharge door G is provided at the intersection of the discharge channel H and the sub-packaging container channel I. All first bin doors D, second bin doors E and third bin doors F are independently controlled to open and close, and the discharge door G is independently controlled to be located on one side of the discharge channel H or the sub-packaging container channel I; The method comprises the following steps: S1, open all first bin doors D and second bin doors E, close the third bin door F, and locate the discharge door G on one side of the discharge channel H; S2, start the counting processor, initialize the program and clear the data; S3, open all feeding devices A to transport materials, so that the materials fall through the conveying channel B; S4, the counting component collects the falling material information on the scanning surface C and transmits it to the counting processor for quantity recognition; S5. The industrial controller determines whether the quantity of materials in the lower bin W has reached the preset main count cutoff quantity N1 according to the counting information fed back by the counting processor. If yes, step S6 is executed. If not, the quantity of materials in the lower bin W is continued to be accumulated. S6, closing the material conveying of the redundant feeding device A, and at the same time closing the second bin door E corresponding to the feeding device A, leaving only one feeding device A and the second bin door E corresponding to the feeding device A to continue to convey the material, and the industrial controller determines whether the material quantity in the lower bin W has reached the preset main number cutoff quantity N2 according to the counting information fed back by the counting processor, and if so, executes step S7, if not, continues to accumulate the material quantity in the lower bin W; S7, closing the material conveying of the feeding device A left in step S6, and closing the second bin door E corresponding to the feeding device A; S8, open all feeding devices A to transport materials, so that the materials fall through the conveying channel B, and the industrial controller determines whether the amount of materials in the second storage bin V has reached the preset complement combination cutoff number according to the counting information fed back by the counting processor, and if so, execute step S9, if not, continue to accumulate the amount of materials in the second storage bin V; S9, shut down the material conveying of all feeding devices A, and close all first bin doors D; S10, all feeding devices A are turned on to transport materials, and the industrial controller determines whether the amount of materials in the first storage bin U exceeds the rated critical value. If yes, the material transport is stopped; if no, the material transport is continued; S11, the industrial controller simultaneously determines whether the sum of the various combinations of the quantity of materials in the lower bin W and the quantity of materials in each bin in the second storage bin V can reach the predetermined total package quantity, if not, execute S13, S14 steps, if yes, continue to determine whether there is a packaging preparation signal: if there is a packaging preparation signal, open the third bin door F and the second bin door E corresponding to the bin in the second storage bin V that meets the combination requirements, so that the material falls into the sub-packaging container connected to the sub-packaging container channel, then close the third bin door F, and reset the quantity of materials in the lower bin W, and then execute S12; If there is no packaging preparation signal, determine whether there is a stop signal. If yes, the program ends. If not, the program pauses and waits. S12, open the second bin door E corresponding to the bin with material in the remaining second storage bin V in step S11, and make the material fall into the lower bin W, and increase the amount of material in the lower bin W to the sum of the original amount of material in the lower bin W and the amount of material falling into the lower bin W from the second storage bin V, and then clear the amount of material in the corresponding second storage bin V; S13, judging whether there is a stop signal, if yes, the program ends, if not, opening the third bin door F, and making the discharge door G located on the side of the dispensing container channel I, emptying all materials in the lower bin W through the discharge channel H, and clearing the amount of materials in the lower bin W, and after the amount of materials in the lower bin W is cleared, closing the third bin door F, and making the discharge door G located on the side of the discharge channel; S14, open all the second bin doors E and the first bin door D, so that the materials fall into the lower bin W, and increase the amount of materials in the lower bin W to the sum of the original amount of materials in the lower bin W, the amount of materials falling into the lower bin W from the first storage bin U, and the amount of materials falling into the lower bin W from the second storage bin V, and then execute steps S5 to S13 in a loop.

2. The method for realizing efficient and accurate counting and packaging of a large number of articles according to claim 1 is characterized in that: The method further comprises the following steps: S15. Determine whether the quantity of materials in the second storage bin V is zero. If so, open the corresponding first bin door D to allow the materials in the first storage bin U to fall into the lower bin W, and increase the quantity of materials in the lower bin W to the sum of the original quantity of materials in the lower bin W, the quantity of materials falling into the lower bin W from the first storage bin U, and the quantity of materials falling into the lower bin W from the second storage bin V, and then clear the quantity of materials in the corresponding first storage bin U; ​​if not, determine whether there is a stop signal. If yes, end the program. If not, loop this step.

3. The method for realizing efficient and accurate counting and packaging of a large number of articles according to claim 1, characterized in that: The first warehouse door is equipped with opening delay and closing delay.

4. The method for realizing efficient and accurate counting and packaging of a large number of articles according to claim 1, characterized in that: The second warehouse door is equipped with opening delay and closing delay.

5. The method for realizing efficient and accurate counting and packaging of a large number of articles according to claim 1, characterized in that: The third warehouse door is equipped with opening delay and closing delay.

6. The method for realizing efficient and accurate counting and packaging of a large number of articles according to claim 1, characterized in that: The counting component is a photoelectric counting component or a visual counting component.

Citation Information

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