CN108596721B - Unmanned vending method - Google Patents

Unmanned vending method Download PDF

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CN108596721B
CN108596721B CN201810370085.0A CN201810370085A CN108596721B CN 108596721 B CN108596721 B CN 108596721B CN 201810370085 A CN201810370085 A CN 201810370085A CN 108596721 B CN108596721 B CN 108596721B
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storage bin
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CN108596721A (en
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朱建强
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Ruima Electric Manufacturing Fujian Co ltd
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    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F13/00—Coin-freed apparatus for controlling dispensing or fluids, semiliquids or granular material from reservoirs
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Abstract

The invention discloses an unmanned vending method, which relates to the field of unmanned supermarkets, and comprises the following steps: firstly, acquiring the initial quality of the first commodity before the current purchasing operation, starting the discharge control valve of the storage bin corresponding to the first commodity, and continuously and intermittently acquiring the quality value of the storage bin; then, according to the quality value and the initial quality, the discharging quality of the first commodity discharged by the unmanned vending machine is solved; and finally, in response to the fact that the difference value between the discharging quality and the purchasing quality is smaller than a first threshold value, closing the discharging control valve, and completing the purchasing and discharging task of the first commodity. The weighing problem of the unmanned supermarket is solved, the commodity variety of the unmanned supermarket is improved through weighing and selling the commodity, the adaptability of the unmanned supermarket to the commodity requirement is enhanced, meanwhile, the phenomenon that the first discharged commodity is taken out by a user and is asymmetrical is avoided, and the commodity loss rate of the unmanned supermarket is reduced.

Description

Unmanned vending method
Technical Field
The invention relates to the field of unmanned supermarkets, in particular to an unmanned vending method.
Background
With the development of electronic information technology, more and more devices are intelligentized, and people can reach the internet of things era from the internet era and grow without the need of unmanned supermarkets of salesmen. In an unmanned supermarket, the person responsible for collecting money is not a salesperson, but a safe or coin box. After the customer purchases the commodity, money is thrown into the safe box or the coin box according to the price marked on the commodity, and then the transaction can be completed.
In the prior art, the goods generally sold in unmanned supermarkets are fixed. For example, a beverage dispenser sells bottled or canned beverages, and a paper towel dispenser sells a packaged paper towel. And the articles are generally fixed packages, and the commodity is simple to deliver. While bulk goods cannot be simply shipped. The applicant found that in the prior art, no weighing solution for bulk goods was given.
Disclosure of Invention
In view of the above-mentioned defects in the prior art, the technical problem to be solved by the present invention is to provide an unmanned vending method, aiming at solving the problem that the unmanned vending cannot weigh the goods in the prior art, and aiming at realizing the weighing vending of the bulk goods.
In order to achieve the above object, the present invention provides an unmanned vending method, which is characterized in that the method is applied to an unmanned vending machine, the unmanned vending machine comprises a storage bin for loading a first commodity, a cargo machine body for carrying the storage bin, a discharge control valve arranged at a discharge port of the storage bin, and a main controller; the storage bin is connected with the cargo aircraft body through a weighing sensor; a first input end of the main controller is connected with the weighing sensor, a second output end of the main controller is connected with the discharging control valve, and a third output end of the main controller is connected with the vibrator; the method comprises the following steps:
responding to a purchase instruction of a user for purchasing the first commodity input in the unmanned vending machine, and acquiring the initial mass M of the first commodity before the current purchase operation0Opening the discharge control valve of the storage bin corresponding to the first commodity; the purchase instruction comprises a purchase quality M of the first commodityneed；
Continuously and intermittently acquiring the mass value M of the storage bin when the discharge control valve is in an open statei(ii) a The i is 1,2, and n is the total sampling number of the storage bin, wherein the weighing sensor collects the mass of the storage bin at intervals from the discharging; the M isnThe current mass of the storage bin is;
according to said mass value MiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the unmanned vending machineout；
In response to the discharge mass MoutAnd the purchase quality MneedAnd if the difference value is smaller than a first threshold value, closing the discharging control valve to finish the purchasing and discharging task of the first commodity.
In the technical scheme, the weighing problem of unmanned goods selling is solved, the goods are weighed and sold, the varieties of the unmanned goods are improved, and the adaptability of the unmanned supermarket to goods requirements is enhanced.
In the technical scheme, the discharge amount of the first commodity is known through the mass change of the storage bin, the weight weighing of the first commodity is realized, and the scheme is different from the prior art that a user selects the first commodity in advance and then weighs the first commodity at a weighing point. According to the technical scheme, the situation that no salesperson is in the unmanned supermarket is fully considered, the quality of the first commodity is acquired by acquiring the quality of the storage bin, the situation that the first commodity discharged by a user is taken out and is asymmetric is avoided, and the commodity loss rate of the unmanned supermarket is reduced.
In one embodiment, the quality value M is a function of the quality valueiAnd the initial mass M0Solving for said first product discharged by said vending machineDischarge mass MoutThe method also comprises the following steps:
obtaining the initial mass M of the storage bin0Obtaining the current mass M of the storage binn；
Solving for the discharge mass M of the first commodityoutSaid discharge mass MoutSatisfies the following conditions: mout＝M0-Mn。
In a specific embodiment, the vending machine further comprises a vibrator mounted on an outer wall of the discharge port of the storage bin, and a third output end of the main controller is connected with the vibrator; said quality value MiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the unmanned vending machineoutThe method also comprises the following steps:
selecting the initial mass value MiMass sample value M of k to njObtaining the mass sample value MjMean value of
Figure BDA0001638181970000031
Obtaining the quality sample value MjFluctuation value of
Figure BDA0001638181970000032
The j is a positive integer and satisfies: k is not less than j and not more than n; the above-mentioned
Figure BDA0001638181970000033
Satisfies the following conditions:
Figure BDA0001638181970000034
solving for mass sample value MkWith the mass sample value MnA difference of (d); if the quality sample value MkAnd the mass sample value MnIf the difference value is smaller than the first preset value, starting the vibrator;
judging the quality sample value MjSaid fluctuation value of
Figure BDA0001638181970000035
The size relation with a second preset value; if the quality sample value MjSaid fluctuation value of
Figure BDA0001638181970000036
If the value is larger than the second preset value, starting the vibrator;
solving for the discharge mass M of the first commodityoutSaid M isoutSatisfies the following conditions:
Figure BDA0001638181970000037
wherein, the int [ 2 ]]Represents rounding down, said
Figure BDA0001638181970000038
Presentation pair
Figure BDA0001638181970000039
Rounded down.
In this technical scheme, through the vibrator, the storage silo is vibrated at ejection of compact speed is inhomogeneous or speed is too slow, avoids the discharge gate to block up. At the same time, the mass M of the discharged material is adjustedoutAnd solving is carried out, and the accuracy of the material discharge amount acquisition is improved.
In a particular embodiment, the first commercial product is in the form of a liquid or granular solid or a powdered solid.
In one embodiment, the first commercial product is in the form of a granular solid having a size no greater than the size of the discharge opening.
In a specific embodiment, the method further comprises:
displaying commodity information of the first commodity; the commodity information includes a price of the first commodity.
In a specific embodiment, the method further comprises:
collecting a purchase instruction of a user for purchasing the first commodity input by the unmanned vending machine; the purchase instruction comprises a purchase quality M of the first commodityneed。
Optionally, the unmanned vending machine includes a key input module;
optionally, the vending machine includes a touch display screen for input.
In a specific embodiment, the response is to the discharge mass MoutAnd the purchase quality MneedThe difference value of (2) is less than a first threshold value, the discharging control valve is closed, the purchasing and discharging task of the first commodity is completed, and the method further comprises the following steps:
after the discharge control valve is closed, collecting the mass M of the storage bin after dischargingreal；
According to the initial mass M0And the mass M of the storage bin after dischargingrealObtaining the actual sale quality M of the first commodityout_real。
Through under the static condition of ejection of compact, weigh the storage silo again, improve the accuracy of the actual sales volume of first commodity and acquire.
Optionally, M isout_realSatisfies the following conditions: mout_real＝M0-Mreal。
In a specific embodiment, the response is to the discharge mass MoutAnd the purchase quality MneedThe difference value of (2) is less than a first threshold value, the discharging control valve is closed, the purchasing and discharging task of the first commodity is completed, and the method further comprises the following steps:
and closing the vibrator before the purchase discharging task of the first commodity is completed.
In the technical scheme, the vibrator is closed under the condition that the commodity is purchased without discharging vibration, so that the energy consumption is reduced.
The invention has the beneficial effects that: the invention realizes the weighing problem of unmanned goods selling, improves the variety of the unmanned goods selling and enhances the adaptability of the unmanned supermarket to the goods requirement by weighing and selling the goods. According to the invention, the discharge amount of the first commodity is obtained through the mass change of the storage bin, and the weight weighing of the first commodity is realized. According to the technical scheme, the situation that no salesperson is in the unmanned supermarket is fully considered, the quality of the first commodity is acquired by acquiring the quality of the storage bin, the situation that the first commodity discharged by a user is taken out and is asymmetric is avoided, and the commodity loss rate of the unmanned supermarket is reduced.
Drawings
FIG. 1 is a schematic flow chart of an automated vending method according to an embodiment of the present invention;
FIG. 2 is a block diagram of the circuitry of a self-service vending machine in accordance with an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a self-service vending machine according to an embodiment of the present invention.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 1 to 3, in an embodiment of the present invention, there is provided an unmanned vending method, which is characterized in that the method is applied to an unmanned vending machine, the unmanned vending machine includes a storage bin 107 for loading a first commodity, a cargo aircraft body 106 for loading the storage bin 107, a discharge control valve 104 disposed at a discharge port of the storage bin 107, a container placement platform 108 disposed below the discharge port, and a main controller; the container placing table 108 is used for placing a container 109; the storage bin 107 is connected with the cargo aircraft body 106 through a weighing sensor 103; a first input end of the main controller is connected with the weighing sensor 103, a second output end of the main controller is connected with the discharging control valve 104, and a third output end of the main controller is connected with the vibrator; the method comprises the following steps:
responding to a purchase instruction of a user for purchasing the first commodity input in the unmanned vending machine, and acquiring the initial mass M of the first commodity before the current purchase operation0Opening the discharge control valve 104 of the storage bin 107 corresponding to the first commodity; the purchase instruction comprises a purchase quality M of the first commodityneed；
Continuously and intermittently acquiring the mass value M of the storage bin 107 from the open state of the discharge control valve 104i(ii) a The i is 1,2,.. and n, n is the total sampling number of the mass of the storage bin 107 collected by the weighing sensor 103 at intervals from the discharging; the M isnIs the current mass of the storage bin 107;
according to said mass value MiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the unmanned vending machineout；
In response to the discharge mass MoutAnd the purchase quality MneedIf the difference value is smaller than the first threshold value, the discharge control valve 104 is closed, and the purchase discharge task of the first commodity is completed.
Optionally, said determining according to said quality value MiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the unmanned vending machineoutThe method also comprises the following steps:
obtaining an initial mass M of the storage bin 1070Obtaining the current mass M of the storage bin 107n；
Solving for the discharge mass M of the first commodityoutSaid discharge mass MoutSatisfies the following conditions: mout＝M0-Mn。
In this embodiment, the vending machine further includes a vibrator mounted on an outer wall of the discharge port of the storage bin 107, and a third output end of the main controller is connected to the vibrator; said quality value MiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the unmanned vending machineoutThe method also comprises the following steps:
selecting the initial mass value MiMass sample value M of k to njObtaining the mass sample value MjMean value of
Figure BDA0001638181970000071
Obtaining the quality sample value MjFluctuation value of
Figure BDA0001638181970000072
The j is a positive integer and satisfies: k is not less than j and not more than n; the above-mentioned
Figure BDA0001638181970000073
Satisfies the following conditions:
Figure BDA0001638181970000074
solving for mass sample value MkWith the mass sample value MnA difference of (d); if the quality sample value MkAnd the mass sample value MnIf the difference value is smaller than the first preset value, starting the vibrator;
judging the quality sample value MjSaid fluctuation value of
Figure BDA0001638181970000075
The size relation with a second preset value; if the quality sample value MjSaid fluctuation value of
Figure BDA0001638181970000076
If the value is larger than the second preset value, starting the vibrator;
solving for the discharge mass M of the first commodityoutSaid M isoutSatisfies the following conditions:
Figure BDA0001638181970000077
wherein, the int [ 2 ]]Represents rounding down, said
Figure BDA0001638181970000078
Presentation pair
Figure BDA0001638181970000079
Rounded down.
Optionally, the first commodity is in the form of a liquid or granular solid or a powdered solid.
Optionally, the first commodity is in the form of a granular solid, and the size of the granular solid is not larger than the discharge hole.
In this embodiment, the method further includes:
displaying commodity information of the first commodity; the commodity information includes a price of the first commodity.
In this embodiment, the method further includes:
collecting a purchase instruction of a user for purchasing the first commodity input by the unmanned vending machine; the purchase instruction comprises a purchase quality M of the first commodityneed。
Optionally, the unmanned vending machine includes a key input module;
optionally, the vending machine includes a touch display screen for input.
In this embodiment, the response to the discharge mass MoutAnd the purchase quality MneedIs less than the first threshold, the discharge control valve 104 is closed, the purchase discharge task of the first commodity is completed, and the method further includes:
after closing the discharge control valve 104, the mass M of the post-discharge storage silo 107 is measuredreal；
According to the initial mass M0And the mass M of the storage bin 107 after dischargingrealObtaining the actual sale quality M of the first commodityout_real。
Optionally, M isout_realSatisfies the following conditions: mout_real＝M0-Mreal。
In this embodiment, the response to the discharge mass MoutAnd the purchase quality MneedIs less than the first threshold, the discharge control valve 104 is closed, the purchase discharge task of the first commodity is completed, and the method further includes:
and closing the vibrator before the purchase discharging task of the first commodity is completed.
As shown in fig. 1 to 3, in a second embodiment of the present invention, there is provided a self-service unmanned vending machine including a storage bin 107 for loading a first commodity, a cargo aircraft body 106 for loading the storage bin 107, a discharge control valve 104 provided at a discharge port of the storage bin 107, a container placement table 108 provided below the discharge port, and a main controller 105; the container placing table 108 is used for placing a container 109; the storage bin 107 is connected with the cargo aircraft body 106 through a weighing sensor 103; a first input end of the main controller 105 is connected with the weighing sensor 103, and a second output end of the main controller 105 is connected with the discharging control valve 104; the main controller 105 includes:
an initial quality obtaining module 1051, configured to, in response to a purchase instruction of a user to purchase the first commodity input by the self-service unmanned vending machine, obtain an initial quality M of the first commodity before the current purchase operation0Opening the discharge control valve 104 of the storage bin 107 corresponding to the first commodity; the purchase instruction comprises a purchase quality M of the first commodityneed；
A real-time mass acquisition module 1052 for the storage bin 107, configured to acquire the mass value M of the storage bin 107 at consecutive intervals from the open state of the discharge control valve 104i(ii) a The i is 1,2,.. and n, n is the total sampling number of the mass of the storage bin 107 collected by the weighing sensor 103 at intervals from the discharging; the M isnIs the current mass of the storage bin 107;
a discharge quality solving module 1053 for solving the discharge quality according to the quality value MiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the self-service unmanned vending machineout；
An outfeed cut-to-response module 1054 for responding to the outfeed mass MoutAnd the purchase quality MneedIf the difference value is smaller than the first threshold value, the discharge control valve 104 is closed, and the purchase discharge task of the first commodity is completed.
Optionally, the discharging quality solving module 1053 further includes:
a mass obtaining unit of the storage bin 107 for obtaining an initial mass M of the storage bin 1070Obtaining the current mass M of the storage bin 107n；
Discharging materialA first solving unit for solving the discharge mass M of the first commodityoutSaid discharge mass MoutSatisfies the following conditions: mout＝M0-Mn。
In this embodiment, the self-service vending machine further comprises a vibrator mounted on an outer wall of the discharge hole of the storage bin 107, and a third output end of the main controller 105 is connected with the vibrator; the discharging quality solving module 1053 further comprises:
a sample selection module for selecting the initial mass value MiMass sample value M of k to njObtaining the mass sample value MjMean value of
Figure BDA0001638181970000091
Obtaining the quality sample value MjFluctuation value of
Figure BDA0001638181970000092
The j is a positive integer and satisfies: k is not less than j and not more than n; the above-mentioned
Figure BDA0001638181970000101
Satisfies the following conditions:
Figure BDA0001638181970000102
a vibration starting first response module for solving the mass sample value MkWith the mass sample value MnA difference of (d); if the quality sample value MkAnd the mass sample value MnIf the difference value is smaller than the first preset value, starting the vibrator;
a vibration starting second response module for judging the mass sample value MjSaid fluctuation value of
Figure BDA0001638181970000103
The size relation with a second preset value; if the quality sample value MjSaid fluctuation value of
Figure BDA0001638181970000104
If the value is larger than the second preset value, starting the vibrator;
a second solving unit for solving the discharge quality M of the first commodityoutSaid M isoutSatisfies the following conditions:
Figure BDA0001638181970000105
wherein, the int [ 2 ]]Represents rounding down, said
Figure BDA0001638181970000106
Presentation pair
Figure BDA0001638181970000107
Rounded down.
Optionally, the first commodity is in the form of a liquid or granular solid or a powdered solid.
Optionally, the first commodity is in the form of a granular solid, and the size of the granular solid is not larger than the discharge hole.
In this embodiment, the self-service unmanned vending machine further includes:
a display module 101, configured to display commodity information of the first commodity; the commodity information includes a price of the first commodity.
In this embodiment, the method further includes:
the user input acquisition module 102 is used for acquiring a purchase instruction of a user for purchasing the first commodity input by the self-service unmanned vending machine; the purchase instruction comprises a purchase quality M of the first commodityneed。
Optionally, the self-service unmanned vending machine comprises a key input module;
optionally, the self-service unmanned vending machine comprises a touch display screen for inputting.
In this embodiment, the discharging cut-to-response module 1054 further includes:
the final mass collecting unit of the storage bin 107 is closed after the discharge control valve 10 is closedAfter 4, the mass M of the storage bin 107 after discharging is collectedreal；
An actual discharge solving unit for solving the discharge quantity according to the initial mass M0And the mass M of the storage bin 107 after dischargingrealObtaining the actual sale quality M of the first commodityout_real。
Optionally, M isout_realSatisfies the following conditions: mout_real＝M0-Mreal。
In this embodiment, the discharging cut-to-response module 1054 further includes:
and the vibration response closing module is used for closing the vibrator before the purchase discharging task of the first commodity is completed.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims (8)

1. The unmanned vending method is characterized by being applied to an unmanned vending machine, wherein the unmanned vending machine comprises a storage bin for loading a first commodity, a cargo machine body for carrying the storage bin, a discharge control valve arranged at a discharge port of the storage bin and a main controller; the storage bin is connected with the cargo aircraft body through a weighing sensor; the first input end of the main controller is connected with the weighing sensor, and the second output end of the main controller is connected with the discharging control valve; the method comprises the following steps:
responding to a purchase instruction of a user for purchasing the first commodity input in the unmanned vending machine, and acquiring the initial mass M of the first commodity before the current purchase operation0Opening the discharge control valve of the storage bin corresponding to the first commodity; the purchase instruction includes the first itemQuality of purchase Mneed；
Continuously and intermittently acquiring the mass value M of the storage bin when the discharge control valve is in an open statei(ii) a The i is 1,2, and n is the total sampling number of the storage bin, wherein the weighing sensor collects the mass of the storage bin at intervals from the discharging; the M isnThe current mass of the storage bin is;
according to said mass value MiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the unmanned vending machineout；
In response to the discharge mass MoutAnd the purchase quality MneedIf the difference value is smaller than the first threshold value, closing the discharging control valve to complete the purchasing and discharging task of the first commodity;
the vending machine also comprises a vibrator arranged on the outer wall of the discharge hole of the storage bin, and a third output end of the main controller is connected with the vibrator; said quality value MiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the unmanned vending machineoutThe method also comprises the following steps:
selecting the initial mass value MiMass sample value M of k to njObtaining the mass sample value MjMean value of
Figure FDA0002459126520000021
Obtaining the quality sample value MjFluctuation value of
Figure FDA0002459126520000022
The j is a positive integer and satisfies: k is not less than j and not more than n; the above-mentioned
Figure FDA0002459126520000023
Satisfies the following conditions:
Figure FDA0002459126520000024
solving for mass sample valuesMkWith the mass sample value MnA difference of (d); if the quality sample value MkAnd the mass sample value MnIf the difference value is smaller than the first preset value, starting the vibrator;
judging the quality sample value MjSaid fluctuation value of
Figure FDA0002459126520000025
The size relation with a second preset value; if the quality sample value MjSaid fluctuation value of
Figure FDA0002459126520000026
If the value is larger than the second preset value, starting the vibrator;
solving for the discharge mass M of the first commodityoutSaid M isoutSatisfies the following conditions:
Figure FDA0002459126520000027
wherein, the int [ 2 ]]Represents rounding down, said
Figure FDA0002459126520000028
Presentation pair
Figure FDA0002459126520000029
Rounded down.
2. An unmanned vending method according to claim 1, wherein said quality value M is based on said quality valueiAnd the initial mass M0Solving the discharging quality M of the first commodity discharged by the unmanned vending machineoutThe method also comprises the following steps:
obtaining the initial mass M of the storage bin0Obtaining the current mass M of the storage binn；
Solving for the discharge mass M of the first commodityoutSaid discharge mass MoutSatisfies the following conditions: mout＝M0-Mn。
3. An unmanned vending method according to claim 1, wherein said first article is in the form of a liquid or a granular or powdered solid.
4. An unmanned vending method as claimed in claim 1, wherein said first commodity is in the form of a granular solid, said granular solid being no larger than said discharge opening.
5. An unmanned vending method according to claim 1, wherein said method further comprises:
displaying commodity information of the first commodity; the commodity information includes a price of the first commodity.
6. An unmanned vending method according to claim 1, wherein said method further comprises:
collecting a purchase instruction of a user for purchasing the first commodity input by the unmanned vending machine; the purchase instruction comprises a purchase quality M of the first commodityneed。
7. An unmanned vending method according to claim 1, wherein said responding to said discharge mass M is in response to said discharge mass MoutAnd the purchase quality MneedThe difference value of (2) is less than a first threshold value, the discharging control valve is closed, the purchasing and discharging task of the first commodity is completed, and the method further comprises the following steps:
after the discharge control valve is closed, collecting the mass M of the storage bin after dischargingreal；
According to the initial mass M0And the mass M of the storage bin after dischargingrealObtaining the actual sale quality M of the first commodityout_real。
8. An automated vending method according to claim 1, wherein said automated vending method comprisesIn response to the discharge mass MoutAnd the purchase quality MneedThe difference value of (2) is less than a first threshold value, the discharging control valve is closed, the purchasing and discharging task of the first commodity is completed, and the method further comprises the following steps:
and closing the vibrator before the purchase discharging task of the first commodity is completed.
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CN105788080A (en) * 2016-03-09 2016-07-20 上海辰渝机电成套设备有限公司 Weighing type automatic vending machine
CN107862797A (en) * 2017-10-30 2018-03-30 中米（北京）农业科技股份有限公司 It is a kind of based on the automatically vending system weighed and method
CN107945385A (en) * 2018-01-02 2018-04-20 北京芯联创展电子技术股份有限公司 Open-shelf kinds of goods suspension type intelligence automatically vending system and method

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