CN105953884A - Weighing terminal - Google Patents
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- CN105953884A CN105953884A CN201610391390.9A CN201610391390A CN105953884A CN 105953884 A CN105953884 A CN 105953884A CN 201610391390 A CN201610391390 A CN 201610391390A CN 105953884 A CN105953884 A CN 105953884A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/40—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight
- G01G19/413—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight using electromechanical or electronic computing means
- G01G19/414—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight using electromechanical or electronic computing means using electronic computing means only
- G01G19/4144—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight using electromechanical or electronic computing means using electronic computing means only for controlling weight of goods in commercial establishments, e.g. supermarket, P.O.S. systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
- G01G23/38—Recording and/or coding devices specially adapted for weighing apparatus
- G01G23/42—Recording and/or coding devices specially adapted for weighing apparatus electrically operated
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
- G06Q10/087—Inventory or stock management, e.g. order filling, procurement or balancing against orders
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The embodiment of the present invention discloses a weighing terminal. The weighing terminal includes a safety certification module, a data synchronization module, a weighing parameter setting module, and a weighing module, wherein the safety certification module is used for certification of a current login user, providing password management for the current login user, and notifying the weighing module after the user logins successfully; the data synchronization module provides synchronous basic data for the weighing parameter setting module, receives the weighing data transmitted from the weighing module, and updates the corresponding basic data; the weighing parameter setting module acquires the measuring unit information from the data synchronization module, and sets the weighing parameters according to the acquired measuring unit information; and the weighing module interacts with the data synchronization module and the weighing parameter setting module to complete weighing initialization after receiving the notification, receives an analog signal sensed by an external weighing sensor to perform analog-to-digital conversion to obtain the weighing data, and outputs the weighing data, the information of the weighed goods, the information of a warehouse and the operation information to the data synchronization module, wherein the weighed goods belong to the warehouse. By means of the weighing terminal, the weighing efficiency can be improved and the input cost can be reduced.
Description
Technical Field
The invention relates to the weighing technology of the Internet of things, in particular to a weighing terminal.
Background
The internet of things is an important component of a new generation of information technology, is also called as an object-to-object connected internet, and is widely applied to network fusion through intelligent perception and recognition technology and pervasive computing. The internet of things technology is used for connecting articles with the internet through information sensing equipment, so that intelligent identification and management are achieved, and the internet of things technology is a development direction of logistics. The weighing Internet of things is used as a branch of the Internet of things, is a modern information intelligent weighing system integrating modern digital electronic weighing technology, computer network technology, remote digital video technology, global positioning technology, wireless communication network transmission technology and the like, and can provide efficient and intelligent weighing management.
The current weighing system, especially for the front-end operation hardware, the background management system software and the mobile end management system of hotel purchasing and warehouse management, is based on the weighing system of an electronic scale and Personal Computer (PC) equipment, wherein, the electronic scale as a weighing terminal consists of a single chip microcomputer and an analog sensor, weighing and weight display are carried out by manual operation, the PC equipment is connected with the electronic scale, weighing data obtained by weighing of the electronic scale is output to the PC equipment through an equipped RS232 serial port, the received weighing data is uploaded to a cloud database through a network by the PC equipment, and therefore the weighing data can be uploaded.
However, the weighing terminal cannot carry out weighing operation under the condition of no manual operation, and cannot realize intelligent weighing, so that the weighing efficiency is low; meanwhile, customized development cannot be realized.
Disclosure of Invention
In view of this, the embodiment of the present invention provides a weighing terminal, which improves weighing efficiency and reduces input cost.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
in a first aspect, an embodiment of the present invention provides a weighing terminal, where the weighing terminal is applied to hotel purchasing and warehousing, and includes: a safety certification module, a data synchronization module, a weighing parameter setting module and a weighing module, wherein,
the safety authentication module is used for authenticating the current login user and providing password management for the current login user; after the user successfully logs in, the weighing module is informed;
the data synchronization module is used for providing synchronous basic data for the weighing parameter setting module; receiving weighing data transmitted by a weighing module, and updating corresponding basic data;
the weighing parameter setting module is used for interacting with the data synchronization module, acquiring the information of the metering units from the data synchronization module, and setting weighing parameters for weighing the commodities according to the acquired information of the metering units;
and the weighing module is used for finishing weighing initialization by interacting with the data synchronization module and the weighing parameter setting module after receiving the notification of the safety certification module, receiving an analog signal sensed by an external weighing sensor, performing analog-to-digital conversion to obtain weighing data, and outputting the weighing data, the information of the weighed commodity, the information of a warehouse to which the weighed commodity belongs and the information of an operator of the weighed commodity to the data synchronization module.
With reference to the first aspect, in a first implementation manner of the first aspect, the secure authentication module includes: a starting unit, an information input unit and a login authentication unit, wherein,
the starting unit is used for starting the weighing terminal;
an information input unit for providing a window for a user to input login information;
and the login authentication unit is used for reading the login information of the information input unit, matching the login information stored in advance, confirming that the login authentication is passed if the login information is matched, and informing the weighing module.
With reference to the first aspect, in a second implementation manner of the first aspect, the weighing parameter setting module includes: basic parameter setting unit and weighing calibration unit, wherein,
the basic parameter setting unit is used for setting weighing parameters for weighing the commodities according to the information of the metering units;
and the weighing calibration unit is used for weighing and calibrating the weighing module according to the set weighing parameters before weighing.
With reference to the first aspect, the first or second implementation manner of the first aspect, in a third implementation manner of the first aspect, the weighing terminal further includes:
and the time and date setting module is used for setting the time of the operating system of the weighing terminal.
With reference to the first aspect, the first or second implementation manner of the first aspect, in a fourth implementation manner of the first aspect, the weighing terminal further includes:
and the temporary commodity information adding module is used for adding commodity information to be weighed which does not exist in the weighing module and automatically synchronizing the added commodity information to be weighed to the data synchronization module.
With reference to the first aspect, the first or second implementation manner of the first aspect, in a fifth implementation manner of the first aspect, the weighing terminal further includes:
and the weighing record query module is used for recording the weighing data detail obtained by the weighing module, providing the weighing record detail and summary in a preset time period and providing a U-disk export function.
With reference to the first aspect, the first or second implementation manner of the first aspect, in a sixth implementation manner of the first aspect, the display content of the weighing main interface corresponding to the weighing module includes: machine number, system time, commodity name, commodity number, zero point indication, stability indication, weighing unit, accumulated stroke number, accumulated total price and total amount; the displayed buttons include: a peel button, a zero button, a cumulative button, a clear button, a set button, a mode button, a merchandise selection button, a save print button, and a select button.
With reference to the first aspect, the first or second implementation manner of the first aspect, in a seventh implementation manner of the first aspect, the weighing module includes: a weighing platform unit, an initialization unit, a weighing data receiving unit, a gain unit, a filtering unit, a signal conversion unit, a singlechip microcomputer unit, a clock unit and a display unit, wherein,
the weighing platform unit is used for placing goods to be weighed;
the initialization unit is used for starting weighing operation after weighing initialization is carried out;
the weighing data receiving unit is used for receiving analog signals output by a weighing sensor connected with the weighing platform unit;
the gain unit is used for amplifying the analog signals received by the weighted data receiving unit;
the filtering unit is used for filtering the amplified analog signal to obtain a preprocessed analog signal;
the signal conversion unit is used for carrying out analog-to-digital conversion on the preprocessed analog signals to obtain digital signals;
the singlechip unit is used for carrying out operation processing on the digital signal to obtain weighing data;
the clock unit is used for setting time information for the weighing data;
a display unit for digitally displaying weighing data and operator information for performing a weighing operation on a display screen.
With reference to the seventh implementation manner of the first aspect, in an eighth implementation manner of the first aspect, the weighing module further includes: a keyboard unit connected to the information input subunit,
and the keyboard unit is used for receiving the information input by the operator and outputting the information to the information input unit.
With reference to the seventh implementation manner of the first aspect, in a ninth implementation manner of the first aspect, the weighing module further includes: a scanning unit connected with the weighing platform unit,
and the scanning unit is used for scanning the two-dimensional code information of the commodity to be weighed, matching the two-dimensional code information with the data stored in the data synchronization module and determining the basic data of the commodity to be weighed.
The weighing terminal provided by the embodiment of the invention comprises: the system comprises a security authentication module, a data synchronization module, a weighing parameter setting module and a weighing module, wherein the security authentication module is used for authenticating a current login user and providing password management for the current login user; after the user successfully logs in, the weighing module is informed; the data synchronization module is used for providing synchronous basic data for the weighing parameter setting module; receiving weighing data transmitted by a weighing module, and updating corresponding basic data; the weighing parameter setting module is used for interacting with the data synchronization module, acquiring the information of the metering units from the data synchronization module, and setting weighing parameters for weighing the commodities according to the acquired information of the metering units; and the weighing module is used for finishing weighing initialization by interacting with the data synchronization module and the weighing parameter setting module after receiving the notification of the safety certification module, receiving an analog signal sensed by an external weighing sensor, performing analog-to-digital conversion to obtain weighing data, and outputting the weighing data, the information of the weighed commodity, the information of a warehouse to which the weighed commodity belongs and the information of an operator of the weighed commodity to the data synchronization module. Therefore, the weighing sensor is separated from the weighing terminal, the weighing terminal carries out corresponding initialization setting according to the weighing target object, weighing efficiency can be effectively improved, input cost is reduced, a customized and intelligent weighing management scheme can be provided, and personalized requirements for weighing functions are met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a weighing terminal according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a weighing module according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a hardware structure of a weighing terminal according to an embodiment of the present invention;
fig. 4 is a schematic flow chart of a weighing method according to an embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic structural view of a weighing terminal according to an embodiment of the present invention. Referring to fig. 1, the weighing terminal is applied to hotel purchase and warehouse entry and exit management, and comprises: a security authentication module 11, a data synchronization module 12, a weighing parameter setting module 13, and a weighing module 14, wherein,
the safety certification module 11 is connected with the weighing module 14, the data synchronization module 12 is respectively connected with the weighing parameter setting module 13 and the weighing module 14, and the weighing parameter setting module 13 is further connected with the weighing module 14.
The security authentication module 11 is used for authenticating the current login user and providing password management for the current login user; after the user logs in successfully, the weighing module 14 is informed;
in this embodiment, the password management includes but is not limited to: providing a user login interface, matching a user name and a login password input by a user according to preset user information, modifying the current login user login password and the like.
In this embodiment of the present invention, as an optional embodiment, the security authentication module 11 includes: a starting unit, an information input unit and a login authentication unit, wherein,
the starting unit is connected with the information input unit;
the information input unit is connected with the login authentication unit.
The starting unit is used for starting the weighing terminal;
an information input unit for providing a window for a user to input login information;
and the login authentication unit is used for reading the login information of the information input unit, matching the login information stored in advance, confirming that the login authentication is passed if the login information is matched, and informing the weighing module.
A data synchronization module 12, configured to provide synchronized basic data to the weighing parameter setting module 13; receiving the weighing data transmitted by the weighing module 14 and updating corresponding basic data;
in this embodiment, the basic data includes but is not limited to: commodity information, warehouse information, operator information, and measurement unit information. Wherein,
the commodity information includes: product general information, product detailed information, and the like.
The fields of the goods information map include: commodity name, serial number, mnemonic code, commodity category, unit price, commodity bar code information and belonged warehouse.
The warehouse information includes: warehouse name, warehouse ID.
And the operator information is used for triggering marking of the operator information for each operation during the warehouse entering and exiting operation.
The fields of the operator information map include: operator name, operator ID.
And the measuring unit is used for setting measuring unit information for weighing.
The fields of the mapping of the measurement unit information comprise: unit name (Kg, g, jin, dan, etc.), unit number.
As another alternative, the basic data may further include:
the information of the current unit is used for triggering the supplier (current unit) of the goods during the warehousing operation, the delivery application of the goods during the delivery operation and the supplier (current unit) of the goods during the delivery operation when the warehousing operation of the goods is carried out for weighing.
The fields of the mapping of the information of the current unit comprise: the name of the unit of the current and the ID of the unit of the.
As still another alternative, the basic data may further include:
and the unit information is used for setting unit information for weighing the operation commodities so as to facilitate subsequent printed information reading.
The fields mapped using the unit information include: using the unit name, unit phone, unit address, unit home page.
The weighing parameter setting module 13 is used for interacting with the data synchronization module 12, acquiring the information of the metering units from the data synchronization module 12, and setting weighing parameters for weighing the commodities according to the acquired information of the metering units;
in this embodiment, the weighing parameter setting module 13 synchronizes the information of the measurement units from the data synchronization module 12, and sets the weighing units for weighing the commodities.
As an alternative embodiment, the weighing parameter setting module 13 includes: basic parameter setting unit and weighing calibration unit, wherein,
the basic parameter setting unit is used for setting weighing parameters for weighing the commodities according to the information of the metering units;
in this embodiment, as an optional embodiment, the setting of the weighing parameters includes:
selecting a weighing unit: KG. Jin, g, ton, lb;
zero tracking range setting: setting different range values according to weighing requirements;
setting a starting zero setting range: setting different ranges according to different weighing requirements;
setting the maximum measuring range: setting a maximum measuring range;
decimal point digit setting: and setting decimal point digits according to the use precision and the maximum measuring range.
And the weighing calibration unit is used for weighing and calibrating the weighing module according to the set weighing parameters before weighing.
In this embodiment, the weighing calibration unit may perform weighing calibration by the following steps:
a1, clicking to weigh and calibrate, and entering a calibration interface;
a2, reading an idle load value by the system in an idle load mode, and clicking to set zero load;
a3, placing a standard weight, inputting the weight of the standard weight, and inputting a division value;
a4, clicking the setting full load;
a5, finishing calibration;
and A6, returning to the main interface.
And the weighing module 14 is configured to complete weighing initialization by interacting with the data synchronization module 12 and the weighing parameter setting module 13 after receiving the notification of the security authentication module 11, receive an analog signal sensed by an external weighing sensor, perform analog-to-digital conversion to obtain weighing data, and output the weighing data, information of the weighed commodity, information of a warehouse to which the weighed commodity belongs, and information of an operator of the weighed commodity to the data synchronization module 12.
In this embodiment, the weighing module 14 synchronizes the commodity information, the warehouse information, and the operator information from the data synchronization module 12, so that the operator weighing the commodity can know, select, or edit the related information of the commodity to be weighed.
In this embodiment, information such as weighing data and operator information is output to the data synchronization module 12, which may facilitate the data synchronization module 12 to monitor and manage the weighing of the goods in real time.
As another alternative embodiment, the weighing terminal further comprises: a time and date setting module 15 connected to the weighing module 14;
and the time and date setting module 15 is used for setting the time of the operating system of the weighing terminal.
In this embodiment, as an optional embodiment, the time and date may be set by calling a system of the weighing terminal.
As a further alternative embodiment, the weighing terminal further comprises: a temporary commodity information adding module 16 connected with the weighing module 14 and the data synchronization module 12;
and the temporary commodity information adding module 16 is used for adding commodity information to be weighed which does not exist in the weighing module and automatically synchronizing the added commodity information to be weighed to the data synchronization module 12.
In this embodiment, the information of the goods to be weighed includes, but is not limited to: commodity name, commodity number, warehouse information, operator information, commodity unit price, and commodity unit.
In this embodiment, as an optional embodiment, after the power-on initialization, the weighing module is started, and a weighing main interface of the weighing module is entered, where display contents and buttons of the weighing main interface are as follows:
the display content comprises:
machine number: the system is used for displaying the machine number of the machine, namely the number of the weighing terminal equipment;
system time: the date and time display device is used for displaying the date and time of the operating system;
the commodity name is as follows: the system is used for displaying the name of the current weighed commodity;
and (4) commodity numbering: the number display module is used for displaying the number of the current commodity;
zero point indication: the zero point indicator is lightened when the weight of the system is zero;
and (3) stable indication: the device is used for lighting a stable indication when the weighing data are stable;
weighing unit: the measuring unit is used for displaying the current weighed commodity;
accumulating the number of strokes: the device is used for displaying the current accumulated weighing pen number when carrying out accumulated weighing;
and (4) accumulating the total price: the system is used for displaying the total amount of the current accumulated weighed commodities when the accumulated weighing is carried out;
total amount: for displaying the total amount of the currently weighed goods.
The button includes:
peeling a button: peeling is carried out according to the pressure;
a zero setting button: carrying out zero setting operation;
an accumulation button: performing accumulation operation;
a clear button: performing accumulated data clearing operation;
mode button: mode switching (ex-warehouse and in-warehouse) is carried out;
setting a button: switching to a system setting interface;
a commodity selection button: entering a commodity selection interface;
in this embodiment, as an optional embodiment, the commodity selection includes: a broad selection category and a scan gun code scan selection category, wherein,
the large-class selection is used for popping up all large classes of commodities after clicking, clicking the large class to which the commodities belong, popping up all commodities under the large class by the system, searching commodity information through page turning, and selecting all weighed commodities;
and selecting a scanning gun code scanning, and scanning the bar code information of the commodity by using an external scanning gun connected with the equipment terminal to automatically match the commodity information.
Save print button: and the weighing system is used for storing the current weighing information, printing the weighing information and uploading the weighing information to the transmission server.
In this embodiment, the weighing information includes: weighing data, weighed commodity information, warehouse information to which the weighed commodity belongs, and operator information for the weighed commodity.
The selection button is used for selecting and operating the preset in-out database data incidental information when the weighing operation is carried out on the main interface, and comprises an operator selection button and a unit of coming and going selection button, wherein,
the operator selection button is used for selecting the operator information synchronized from the data synchronization module in a pull-down menu mode;
and the round-trip unit selection button is used for selecting the round-trip unit information corresponding to the current warehouse entry and exit operation in a mode of pulling down a menu.
As a further alternative, the weighing terminal further comprises a weighing record query module 17 connected to the weighing module 14,
and the weighing record query module 17 is used for recording the weighing data detail obtained by the weighing module, providing the weighing record detail and summary in a preset time period, and providing a U-disk export function.
In the embodiment of the invention, the weighing record query module provides a mobile terminal or PC equipment user data query statistical function, and provides a related data interface or query interface for mobile terminal app at the same time, the mobile terminal provides a mobile terminal data query window, and the data is wirelessly or wiredly connected through the related query interface of the weighing record query module, so that the corresponding query data is displayed on the mobile terminal and the PC equipment. For example, the weighing record query module may provide a user and a manager with an inventory information viewing function, an inventory information viewing function of a specific commodity, a weighing terminal state viewing function, a weighing information viewing function, and the like.
In this embodiment, the weighing record query module specifically executes the following functions:
a select start date function;
clicking a query function;
query results functions, including: all the weighing details in a preset time period and the total sales amount in the time period;
the query results contain fields including: time, commodity number, commodity name, commodity quantity, commodity unit price, commodity total price, mode (ex-warehouse and in-warehouse), and warehouse entry and exit.
And the Excel table can be exported by clicking an export button in the query result function.
As an alternative embodiment, fig. 2 is a schematic structural diagram of a weighing module according to an embodiment of the present invention. Referring to fig. 2, the weighing module includes: a weighing station unit 21, an initialization unit 22, a weighing data receiving unit 23, a gain unit 24, a filtering unit 25, a signal conversion unit 26, a single-chip unit 27, a clock unit 28 and a display unit 29, wherein,
the weighing platform unit 21 is connected with the weighing data receiving unit 23;
the initialization unit 22 is connected with the weighing data receiving unit 23;
the weighing data receiving unit 23 is connected with the gain unit 24;
the gain unit 24 is connected to the filter unit 25;
the filtering unit 25 is connected to the signal conversion unit 26;
the signal conversion unit 26 is connected with the single chip microcomputer unit 27;
the single chip unit 27 is further connected to a clock unit 28 and a display unit 29, the clock unit 28 being connected to the display unit 29.
A weighing platform unit 21 for placing goods to be weighed;
an initialization unit 22, configured to start a weighing operation after performing weighing initialization;
in the embodiment of the present invention, the initialization unit 22 reads the basic data from the data synchronization module, and performs initialization setting on the weighing terminal. As an alternative embodiment, the initialization settings include, but are not limited to: initializing an operating system, initially setting a weighing value to zero and logging in an account.
A weighing data receiving unit 23 for receiving an analog signal output by a weighing sensor connected to the weighing platform unit 21;
in the embodiment of the present invention, the commodity is placed on the weighing platform (weighing platform unit 21), the weight sensor senses the weight of the commodity, the sensed weight is converted into an analog signal of voltage or current, and the analog signal is output to the weighing data receiving unit 23.
As an optional embodiment, the base of the weighing platform consists of an upper layer of steel frame structure and a lower layer of steel frame structure, the middle of the weighing platform is connected by a weighing sensor, and the two layers of steel frame structures are respectively fixed at the input end of the weighing sensor; when a heavy object is placed on the weighing platform, the weighing sensor generates torque, and the generated stress enables the Wheatstone resistor bridge adhered to the weighing sensor to generate resistance change, so that the two output ends of the weighing sensor output corresponding voltage difference analog signals.
A gain unit 24 for amplifying the analog signal received by the weighing data receiving unit;
a filtering unit 25, configured to perform filtering processing on the amplified analog signal to obtain a preprocessed analog signal;
the signal conversion unit 26 is configured to perform analog-to-digital conversion on the preprocessed analog signals to obtain digital signals;
the singlechip unit 27 is used for carrying out operation processing on the digital signal to obtain weighing data;
a clock unit 28 for setting time information for the weighing data;
a display unit 29 for digitally displaying weighing data and operator information for performing a weighing operation on a display screen.
In the embodiment of the present invention, the display unit 29 may adopt a high-sensitivity resistive touch screen.
As another alternative embodiment, the weighing module further comprises: a keyboard unit (not shown) connected to the information input subunit.
And the keyboard unit is used for receiving the information input by the operator and outputting the information to the information input unit.
In the embodiment of the invention, relevant input operation can be carried out through an external keyboard server program.
In the embodiment of the invention, when the commodity needs to be weighed, the weighing module is connected with the weighing sensor. The weighing terminal enters a login window (for an operator) after being started, the weighing terminal performs local verification login after the operator inputs corresponding login information in the login window, if the verification is correct, the weighing terminal logs in, and if the verification fails, the verification is performed again.
In the embodiment of the invention, the weighing terminal starts a weighing operation process after the login verification of the user is passed, is connected with the weighing sensor and is started.
As an optional embodiment, after the weighing terminal is started, automatically detecting whether a weighing platform adhered to the weighing sensor returns to zero, when the self-checking returns to zero, firstly reading the weighing weight of the weighing platform, if the read weighing weight is less than or equal to a preset zero-returning threshold value, the zero-returning operation is not required, and the self-checking zero-returning process is finished; and if the read weighing weight is larger than the preset zeroing threshold value, performing preset filtering zeroing operation.
As another alternative, after performing the initial self-zeroing, the connection to the load cell is disconnected, the load cell is turned back on after a preset time of sleep, for example, 500ms or 800ms, and the self-zeroing detection is performed again to enhance the reliability of the self-zeroing detection.
As a further alternative embodiment, the weighing module further comprises:
the printing unit is connected with the singlechip unit or the display unit; and/or the presence of a gas in the gas,
the scanning unit is connected with the weighing platform unit; and/or the presence of a gas in the gas,
a card reading unit (not shown in the figure) connected to the weighing station unit. Wherein,
and the printing unit is used for printing the weighing data output by the singlechip microcomputer unit or displayed by the display unit.
And the scanning unit is used for scanning the two-dimensional code information of the commodity to be weighed, matching the two-dimensional code information with the data stored in the data synchronization module and determining the basic data of the commodity to be weighed.
As an alternative embodiment, the scanning unit is a scanning gun.
And the card reading unit is used for identifying card information of the goods to be weighed, matching the card information with data stored in the data synchronization module and determining basic data of the goods to be weighed.
In the embodiment of the present invention, fig. 3 is a schematic diagram of a hardware structure of a weighing terminal in the embodiment of the present invention. Referring to fig. 3, the weighing terminal is mainly composed of a data acquisition part, an extended clock module, a single chip microcomputer control module (single chip microcomputer) and a software processing module. The data acquisition part comprises a weighing sensor and a special high-precision high-gain 24-bit A/D conversion chip for the electronic scale. The weighing object (target weight) is converted into an analog signal by a weighing sensor arranged on a weighing platform, the analog signal is converted into a digital signal by an A/D processor (A/D conversion chip) after amplification and filtering treatment, the digital signal is operated and processed by a singlechip, the processed weight information is sent to an X86 platform, the processing and application of a software layer are carried out, and finally, the weight information is displayed in a digital mode by a display screen.
The weighing terminal of the embodiment of the invention aims to solve the problems (intellectualization, networking and customization) of the weighing field which cannot be solved by the existing weighing terminal and provides a whole set of solution from the front end to the rear end. The data query and statistics functions are provided for users, and corresponding query data are displayed on a query terminal such as a mobile terminal or PC equipment. It is possible to facilitate management of the weighing data and the financial settlement data by an operator (manager). Has the following beneficial technical effects:
the weighing terminal provided by the embodiment of the invention can be compatible with various types of sensors, so that a data acquisition sensor (weighing sensor) does not need to be replaced, the cost is saved for upgrading of a user, and the excessive cost of the user from the traditional electronic scale to the intelligent electronic scale is saved to a certain extent.
Secondly, the weighing terminal of the embodiment of the invention has high integration level, performs high integration on weighing, data acquisition and data processing, and simultaneously provides various hardware interfaces, thereby facilitating integration of other external hardware devices, such as: scanning rifle, printer, bluetooth etc. have promoted user's easy operability.
The weighing terminal is simple to operate, and an operation mode of combining the high-sensitivity resistive touch screen and the physical keyboard is used, so that corresponding convenience is brought to operators to a certain extent, and the weighing terminal can be easily used by operators without any use foundation after short-time training.
Fourth, the weighing terminal of the embodiment of the invention has accurate data acquisition and can be correspondingly set according to the accuracy of the sensor.
Fig. 4 is a schematic flow chart of a weighing method according to an embodiment of the present invention. Referring to fig. 4, in the case that the weighing terminal has completed basic setup and data synchronization, the process includes:
step 401, starting up;
step 402, selecting an operator, inputting an operator password for login, and entering a weighing interface;
step 403, clicking a mode, and selecting a weighing mode;
in this step, the weighing mode includes a warehousing mode and a ex-warehousing mode.
Step 404, selecting an operator;
step 405, selecting a unit of current and current;
step 406, selecting commodities needing to be warehoused or warehoused, and selecting the commodities in a large-class selection or scanning gun code scanning selection mode;
step 407, inputting unit prices and synchronizing unit prices of commodities;
in the step, unit price is input when the unit price needs to be modified, and if the unit price does not need to be modified, the step is omitted.
Step 408, accumulating and weighing;
in the step, if accumulation is needed in the weighing process, point accumulation weighing is carried out, and if accumulation is not needed, the step is omitted.
Step 409, peeling;
in the step, if the peeling operation is needed, the peeling operation is carried out, and the step is omitted when the peeling operation is not needed.
And step 410, clicking to store and print weighing information.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a terminal of weighing, its characterized in that, this terminal of weighing is applied to hotel purchase and warehouse entry management, includes: a safety certification module, a data synchronization module, a weighing parameter setting module and a weighing module, wherein,
the safety authentication module is used for authenticating the current login user and providing password management for the current login user; after the user successfully logs in, the weighing module is informed;
the data synchronization module is used for providing synchronous basic data for the weighing parameter setting module; receiving weighing data transmitted by a weighing module, and updating corresponding basic data;
the weighing parameter setting module is used for interacting with the data synchronization module, acquiring the information of the metering units from the data synchronization module, and setting weighing parameters for weighing the commodities according to the acquired information of the metering units;
and the weighing module is used for finishing weighing initialization by interacting with the data synchronization module and the weighing parameter setting module after receiving the notification of the safety certification module, receiving an analog signal sensed by an external weighing sensor, performing analog-to-digital conversion to obtain weighing data, and outputting the weighing data, the information of the weighed commodity, the information of a warehouse to which the weighed commodity belongs and the information of an operator of the weighed commodity to the data synchronization module.
2. The weighing terminal of claim 1, wherein the security authentication module comprises: a starting unit, an information input unit and a login authentication unit, wherein,
the starting unit is used for starting the weighing terminal;
an information input unit for providing a window for a user to input login information;
and the login authentication unit is used for reading the login information of the information input unit, matching the login information stored in advance, confirming that the login authentication is passed if the login information is matched, and informing the weighing module.
3. The weighing terminal of claim 1, wherein the weighing parameter setting module comprises: basic parameter setting unit and weighing calibration unit, wherein,
the basic parameter setting unit is used for setting weighing parameters for weighing the commodities according to the information of the metering units;
and the weighing calibration unit is used for weighing and calibrating the weighing module according to the set weighing parameters before weighing.
4. The weighing terminal of any one of claims 1 to 3, further comprising:
and the time and date setting module is used for setting the time of the operating system of the weighing terminal.
5. The weighing terminal of any one of claims 1 to 3, further comprising:
and the temporary commodity information adding module is used for adding commodity information to be weighed which does not exist in the weighing module and automatically synchronizing the added commodity information to be weighed to the data synchronization module.
6. The weighing terminal of any one of claims 1 to 3, further comprising:
and the weighing record query module is used for recording the weighing data detail obtained by the weighing module, providing the weighing record detail and summary in a preset time period and providing a U-disk export function.
7. The weighing terminal according to any one of claims 1 to 3, wherein the display content of the weighing main interface corresponding to the weighing module comprises: machine number, system time, commodity name, commodity number, zero point indication, stability indication, weighing unit, accumulated stroke number, accumulated total price and total amount; the displayed buttons include: a peel button, a zero button, a cumulative button, a clear button, a set button, a mode button, a merchandise selection button, a save print button, and a select button.
8. The weighing terminal of any one of claims 1 to 3, wherein the weighing module comprises: a weighing platform unit, an initialization unit, a weighing data receiving unit, a gain unit, a filtering unit, a signal conversion unit, a singlechip microcomputer unit, a clock unit and a display unit, wherein,
the weighing platform unit is used for placing goods to be weighed;
the initialization unit is used for starting weighing operation after weighing initialization is carried out;
the weighing data receiving unit is used for receiving analog signals output by a weighing sensor connected with the weighing platform unit;
the gain unit is used for amplifying the analog signals received by the weighted data receiving unit;
the filtering unit is used for filtering the amplified analog signal to obtain a preprocessed analog signal;
the signal conversion unit is used for carrying out analog-to-digital conversion on the preprocessed analog signals to obtain digital signals;
the singlechip unit is used for carrying out operation processing on the digital signal to obtain weighing data;
the clock unit is used for setting time information for the weighing data;
a display unit for digitally displaying weighing data and operator information for performing a weighing operation on a display screen.
9. The weighing terminal of claim 8, wherein the weighing module further comprises: a keyboard unit connected to the information input subunit,
and the keyboard unit is used for receiving the information input by the operator and outputting the information to the information input unit.
10. The weighing terminal of claim 8, wherein the weighing module further comprises: a scanning unit connected with the weighing platform unit,
and the scanning unit is used for scanning the two-dimensional code information of the commodity to be weighed, matching the two-dimensional code information with the data stored in the data synchronization module and determining the basic data of the commodity to be weighed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391390.9A CN105953884A (en) | 2016-06-03 | 2016-06-03 | Weighing terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391390.9A CN105953884A (en) | 2016-06-03 | 2016-06-03 | Weighing terminal |
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| CN105953884A true CN105953884A (en) | 2016-09-21 |
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| CN201610391390.9A Pending CN105953884A (en) | 2016-06-03 | 2016-06-03 | Weighing terminal |
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