CN113240061A - Output device for connecting ink screen to expand weighing for industrial scale - Google Patents
Output device for connecting ink screen to expand weighing for industrial scale Download PDFInfo
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- CN113240061A CN113240061A CN202110600199.1A CN202110600199A CN113240061A CN 113240061 A CN113240061 A CN 113240061A CN 202110600199 A CN202110600199 A CN 202110600199A CN 113240061 A CN113240061 A CN 113240061A
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- 238000004590 computer program Methods 0.000 claims abstract description 29
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- 238000004891 communication Methods 0.000 claims description 42
- 238000004519 manufacturing process Methods 0.000 claims description 17
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- 230000008520 organization Effects 0.000 claims description 3
- 238000012958 reprocessing Methods 0.000 claims description 3
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1407—General aspects irrespective of display type, e.g. determination of decimal point position, display with fixed or driving decimal point, suppression of non-significant zeros
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0002—Serial port, e.g. RS232C
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Abstract
The invention discloses an output device for an industrial scale to connect an ink screen for extended weighing, which comprises an electronic scale, a singlechip and an ink screen, wherein the electronic scale is connected with the singlechip; the electronic scale acquires a digital signal of the material weight information and outputs the digital signal of the material weight information to the single chip microcomputer; the single chip microcomputer converts the digital signals of the acquired material weight information into a well-agreed format through a lower computer program in the chip, and then converts the digital signals into two-dimensional codes and outputs the two-dimensional codes to an ink screen; the ink screen displays the two-dimensional code for the mobile device to scan to obtain corresponding material weight information. The invention has high reliability, solves the problem that the wireless connection scale is affected by the strength of wireless signals, and realizes reliable data transmission between the scale and production software; the cost is saved, equipment does not need to be purchased again in the digital construction process, and the digital construction method is modified on the original basis; the wireless transformation mode transmits data through a two-dimensional code technology and a scanning mode, and solves the problem that the wiring cannot be conducted in a specific application scene for an enterprise.
Description
Technical Field
The invention relates to the technical field of digitization, in particular to an output device for connecting an ink screen to expand the weighing of an industrial scale.
Background
With the development needs of enterprises, the enterprises need to be digitally built, and in the process, the enterprises with the equipment need to intelligently modify the existing equipment so as to achieve the purposes of communication, data acquisition and the like with software systems such as MES, SAP and the like.
In the daily chemical industry, the steps of manufacturing a product are as follows: the staff gets to the Bom (bill of materials) of the production product, and then gets and weighs the materials according to the materials of the work order. The solution of enterprise in the material weighing process is that manual weighing is adopted, the material is weighed in a manual recording mode, due to the fact that many materials are available in the Bom list and the distribution positions are complex, the enterprise can provide movable industrial scales for workers, and the workers use the industrial scales to finish the material weighing process.
For the improvement of the equipment in the process, due to the movable characteristic, a wired improvement mode cannot be adopted, otherwise, the existence of the wire causes inconvenience and increases cost, and a wireless mode needs to be adopted, so that when the equipment is improved, the wireless modes such as WLAN and the like are adopted in the industry at present. However, the method is affected by network fluctuation and field environment, and under the condition of weak signal coverage or wall isolation, the communication is said to fail, even the special condition of network interruption, so that the equipment cannot be networked, the work is directly interrupted, and the production plan is affected.
Disclosure of Invention
In view of this, in order to solve the problems of unreliability, network fluctuation, network interruption and the like of the wireless mode in the prior art and the problem that the production plan is affected due to the unreliability, network fluctuation and network interruption of the production process of the factory due to the wireless mode, the invention provides an output device for the industrial scale connection ink screen to expand and weigh, which is used for defining the output content of the serial port to be in a good format, outputting the output content to be a two-dimensional code, and obtaining the content of the two-dimensional code through the scanning of a PDA.
The invention solves the problems through the following technical means:
the utility model provides an industrial scale connects ink screen and extends output device who weighs, includes:
the electronic scale is used for acquiring a digital signal of the material weight information and outputting the digital signal of the material weight information to the single chip microcomputer;
the singlechip is used for converting the digital signals of the acquired material weight information into a well-agreed format through a lower computer program in the chip, converting the digital signals into two-dimensional codes and outputting the two-dimensional codes to the ink screen;
the ink screen is used for displaying the two-dimensional code, and the mobile equipment can scan and obtain corresponding material weight information;
the mobile device is used for scanning the generated two-dimensional code through the upper computer program, further acquiring and analyzing material weight information corresponding to the two-dimensional code, transmitting the material weight information to other production related devices when a network is available, storing the material weight information to the mobile device local when the network is disconnected, and reprocessing data generated in the disconnected network when the network is smooth.
Further, the singlechip includes:
the communication input interface is a UART serial port input interface and is used for being connected with the electronic scale;
the communication driving circuit is used for enabling the electronic scale and the single chip microcomputer to carry out data communication;
the communication level conversion circuit is used for converting the level of the communication driving circuit so as to enable the communication driving circuit to carry out data communication with the main control circuit;
the main control circuit is a core module of the single chip microcomputer and is used for burning the digital signals of the obtained material weight information into a chip through a lower computer program to control all circuit modules of the whole single chip microcomputer, converting the digital signals into a well-agreed format through the lower computer program in the chip, converting the digital signals into two-dimensional codes and outputting the two-dimensional codes to an ink screen;
the SPI driving circuit is used for carrying out data communication with the ink screen;
and the power supply filtering and voltage stabilizing circuit is used for converting voltage and outputting the stabilized voltage for the singlechip.
Further, the lower computer program includes:
the data initialization module is used for initializing ink screen display content and adding enterprise information, two-dimensional codes and propaganda information;
the data access module is used for monitoring the UART serial port, identifying a termination bit and receiving data transmitted by the serial port;
the data conversion module is used for analyzing the data from the serial port into: unit, gross weight, tare weight, net weight, and the number and running number of the scale, which is in accordance with the format "K00; # refers to number #; gross weight #; tare # weight; # net weight #; unit #; the # pipeline # was organized, and the final organization results are as follows: "K00; c001; 1.2; 0.2; 1; kg; 001 ";
the image conversion module is used for converting the organized data in the designated format into two-dimensional code picture data through a specific algorithm;
and the SPI communication module is used for transmitting the two-dimensional code data to the ink screen through an SPI interface, and locally refreshing and replacing the contents of the two-dimensional code.
Further, the communication driving circuit is a 485 communication driving circuit or a 232 communication driving circuit.
Further, the lower computer program is developed by using a C language.
Further, the upper computer program includes:
the basic configuration module is used for configuring key setting items of the upper computer, and the key setting items comprise keywords for registering and broadcasting notification of the mobile equipment;
the scanning information acquisition module is used for registering and receiving the broadcast notification by the upper computer program, sending a broadcast notification after scanning the two-dimensional code content, and monitoring and acquiring the content of the notification by the upper computer program and transmitting the content to the data processing module;
the data processing module is used for enabling the two-dimensional code content to be in a format of 'K00'; # refers to number #; gross weight #; tare # weight; # net weight #; unit #; the # serial number # analyzes corresponding material weight information and transmits the information to a corresponding service function module;
the business function module is used for carrying out specified business operation after acquiring the corresponding material weight information;
and the offline module is used for storing the material weight information generated in the network disconnection process to the local, and interacting the data with other relevant production equipment when the network is recovered.
Further, the upper computer program is developed based on the Microsoft Xanarin framework.
Further, the mobile device is a PDA, a mobile phone or a tablet computer.
Compared with the prior art, the invention has the beneficial effects that at least:
1. the intelligent reconstruction equipment is intelligently reconstructed in a wireless mode, and the expectation of enterprise symmetrical reconstruction is fulfilled;
2. the reliability is high, pain points of the wireless connection scale influenced by the strength and fluctuation of wireless signals are solved, and reliable data transmission between the scale and production software is realized;
3. the power consumption is ultra-low, the singlechip is connected into a power supply port of the scale, an external power supply is not needed, and the working time is long;
4. the cost is saved, the device for expanding the equipment is independently developed, the equipment does not need to be purchased again in the digital construction process, and the device is modified on the original basis;
5. disaster recovery processing, when the network fails, the scheme of the device can be switched to, weighing is continued, and operation is continued;
6. the wireless reconstruction mode transmits data through a two-dimensional code technology and a scanning mode, and solves the problem that the pain points cannot be wired in a specific application scene for enterprises;
7. a power supply is not required to be connected, and a battery is used for supplying power, so that the mobility and the convenience are improved;
8. the complete solution, closed loop, from the called raw data processing to the fetching of other production related equipment, is a set of solutions throughout the whole life cycle.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of an output device of the present invention for an industrial scale connected to an ink screen for extended weighing;
FIG. 2 is a block diagram of the circuit of the single-chip microcomputer of the present invention;
FIG. 3 is a schematic circuit diagram of the single-chip microcomputer of the present invention;
FIG. 4 is a serial port diagram of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It should be noted that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Examples
As shown in FIG. 1, the invention provides an output device for an industrial scale to connect an ink screen for extended weighing, which comprises an electronic scale, a single chip microcomputer, an ink screen and a mobile device, wherein the single chip microcomputer is connected with the ink screen;
the electronic scale is used for acquiring digital signals of information such as material weight and outputting the digital signals of the information such as the material weight to the single chip microcomputer;
the single chip microcomputer is used for converting the acquired digital signals of the information such as the material weight and the like into an agreed format through a lower computer program in the chip, converting the digital signals into two-dimensional codes and outputting the two-dimensional codes to the ink screen;
the ink screen is used for displaying the two-dimensional code, and the mobile device can scan and acquire information such as corresponding material weight.
The mobile device is used for scanning the generated two-dimensional code through an upper computer program, further acquiring and analyzing material weight information corresponding to the two-dimensional code, transmitting the material weight information to other production related devices when a network exists, storing the material weight information to the mobile device local when the network is disconnected, and reprocessing data generated in the disconnected network when the network is unobstructed. In this embodiment, the mobile device is a PDA.
As shown in fig. 2 and 3, the single chip microcomputer includes a communication input interface, a communication driving circuit, a communication level conversion circuit, a main control circuit, an SPI driving circuit, and a power supply filtering and voltage stabilizing circuit;
the communication input interface is a UART serial port input interface and is used for being connected with an electronic scale;
the communication driving circuit is used for enabling the electronic scale and the single chip microcomputer to carry out data communication; the communication driving circuit is a 485 communication driving circuit or a 232 communication driving circuit;
the communication level conversion circuit is used for converting the level of the communication driving circuit so as to enable the communication driving circuit to carry out data communication with the master control circuit;
the main control circuit is a core module of the single chip microcomputer and is used for burning the digital signals of the obtained material weight information into a chip through a lower computer program to control all circuit modules of the whole single chip microcomputer, converting the digital signals into a well-agreed format through the lower computer program in the chip, converting the digital signals into two-dimensional codes and outputting the two-dimensional codes to an ink screen;
the SPI drive circuit is used for carrying out data communication with the ink screen;
the power supply filtering and voltage stabilizing circuit is used for converting voltage and outputting stable voltage for the single chip microcomputer.
Specifically, the lower computer program is developed by using a C language and comprises a data initialization module, a data access module, a data conversion module, an image conversion module and an SPI communication module;
the data initialization module is used for initializing ink screen display content and adding propaganda information such as enterprise information, two-dimensional codes and other public numbers;
the data access module is used for monitoring a UART serial port, identifying a termination bit and receiving data transmitted by the serial port;
the data conversion module is used for analyzing the data from the serial port into: unit, gross weight, tare weight, net weight, and the number and running number of the scale, which is in accordance with the format "K00; # refers to number #; gross weight #; tare # weight; # net weight #; unit #; the # pipeline # was organized, and the final organization results are as follows:
“K00；C001；1.2；0.2；1；kg；001”；
the image conversion module is used for converting the organized data in the designated format into two-dimensional code picture data through a specific algorithm;
the SPI communication module is used for transmitting the two-dimensional code data to the ink screen through the SPI interface, and the two-dimensional code content is replaced by local refreshing.
Specifically, the upper computer program is developed based on a microsoft Xaamarin framework, and comprises a basic configuration module, a scanning information acquisition module, a data processing module, a service function module and an offline module;
the basic configuration module is used for configuring key setting items of the upper computer, such as key words of PDA registration broadcast notification (the configuration items of PDAs of different manufacturers are different and are used for being compatible with more devices);
the scanning information acquisition module is used for registering by an upper computer program to receive a broadcast notification, the PDA sends a broadcast notification after scanning the two-dimensional code content, and the upper computer program monitors and acquires the content of the notification and transmits the content to the data processing module;
the data processing module is used for enabling the two-dimensional code content to be in a format of 'K00'; # refers to number #; gross weight #; skin weight #; # net weight #; unit #; the # serial number # analyzes corresponding material weight information and transmits the information to a corresponding service function module;
the business function module is used for performing specified business operation after acquiring corresponding material weight information, and in the embodiment, one use scenario of the enterprise is that the business function module is called as a matching module, and the called matching module acquires called content and performs business logic processing;
the off-line module is used for storing the weight information of the materials generated in the network breaking process to the local, and interacting the data with other relevant production equipment when the network is recovered.
The assembly mode of the whole device is divided into external assembly and internal assembly and a use method after the assembly is finished.
The method comprises the steps of external assembly, namely an assembly mode of an electronic scale and a device, wherein a URAT interface is reserved on the left side of a printed circuit board of a single chip microcomputer circuit diagram for communication and power supply with a serial port of the electronic scale, the UART interface is connected with a serial port (shown as RS232 in a diagram Tuoli Zhi Li Duan ICS425 instrument) of a Tuoli Dai, a pin 6+5V is connected with a pin 5V of the printed circuit board, a pin 4RxD is connected with a pin S +/RX of the printed circuit board, a pin 2TxD is connected with a pin S +/TX of the printed circuit board, and a pin 8GND is connected with a GND pin of the printed circuit board.
The method comprises the steps of internal assembly, manufacturing a single chip circuit diagram (such as the single chip circuit diagram shown in figure 3) into a printed circuit board, generally handing the steps to a third party manufacturer for manufacturing the printed circuit board, and carrying out chip mounting on the components by using an iron after taking the printed circuit board. The singlechip circuit diagram is marked with a corresponding number, for example, a singlechip chip U5 is used for finding a component M0518LD2AE corresponding to U5 in a component clearing diagram, the NUC029LDE device uses a chip M0518LD2AE, the M0518LD2AE is welded to a printed circuit board by using a soldering iron, and other components are pasted one by one according to the corresponding relation in the same way. After the singlechip is manufactured, the prepared 2.9-inch ink screen (2.9inch _ e-Paper _ Module) is connected to the SPI interface of the printed circuit board.
And packaging and installing the developed software module into a mobile equipment PDA, scanning the two-dimensional code generated by a device by the mobile equipment PDA, further acquiring and analyzing the data of the two-dimensional code, transmitting the analyzed data to a corresponding business function module, and transmitting the information such as the weighed weight and the like to other relevant production equipment by the business function module.
The use method after the assembly is finished comprises the steps of placing materials to be weighed on the electronic scale, setting tare weight and unit, pressing a sending button of the electronic scale, refreshing a two-dimensional code part in an ink screen of the device into new data within about 0.2 second, scanning the two-dimensional code by using a PDA (handheld terminal) to acquire all information of the weighing, and thus, reading original data of the scale and acquiring information of the weight and the like of the scale by using production related equipment to form a complete and closed-loop solution.
The beneficial effects of the invention include:
1. the intelligent reconstruction equipment is intelligently reconstructed in a wireless mode, and the expectation of enterprise symmetrical reconstruction is fulfilled;
2. the reliability is high, pain points of the wireless connection scale influenced by the strength and fluctuation of wireless signals are solved, and reliable data transmission between the scale and production software is realized;
3. the power consumption is ultra-low, the singlechip is connected into a power supply port of the scale, an external power supply is not needed, and the working time is long;
4. the cost is saved, the device for expanding the equipment is independently developed, the equipment does not need to be purchased again in the digital construction process, and the device is modified on the original basis;
5. disaster recovery processing, when the network fails, the scheme of the device can be switched to, weighing is continued, and operation is continued;
6. the wireless reconstruction mode transmits data through a two-dimensional code technology and a scanning mode, and solves the problem that the pain points cannot be wired in a specific application scene for enterprises;
7. a power supply is not required to be connected, and a battery is used for supplying power, so that the mobility and the convenience are improved;
8. the complete solution, closed loop, from the called raw data processing to the fetching of other production related equipment, is a set of solutions throughout the whole life cycle.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The utility model provides an output device that industry was called and is connected ink screen and extend and weigh, its characterized in that includes:
the electronic scale is used for acquiring a digital signal of the material weight information and outputting the digital signal of the material weight information to the single chip microcomputer;
the singlechip is used for converting the digital signal of the acquired material weight information into an agreed format through a lower computer program in the chip, converting the digital signal into a two-dimensional code and outputting the two-dimensional code to an ink screen;
the ink screen is used for displaying the two-dimensional code, and the mobile equipment can scan and obtain corresponding material weight information;
the mobile device is used for scanning the generated two-dimensional code through the upper computer program, further acquiring and analyzing material weight information corresponding to the two-dimensional code, transmitting the material weight information to other production related devices when a network is available, storing the material weight information to the mobile device local when the network is disconnected, and reprocessing data generated in the disconnected network when the network is smooth.
2. The industrial scale connects ink screen and carries out output device that expands and weigh according to claim 1, characterized in that, singlechip includes:
the communication input interface is a UART serial port input interface and is used for being connected with the electronic scale;
the communication driving circuit is used for enabling the electronic scale and the single chip microcomputer to carry out data communication;
the communication level conversion circuit is used for converting the level of the communication driving circuit so as to enable the communication driving circuit to carry out data communication with the main control circuit;
the main control circuit is a core module of the single chip microcomputer and is used for burning the digital signals of the obtained material weight information into a chip through a lower computer program to control all circuit modules of the whole single chip microcomputer, converting the digital signals into a well-agreed format through the lower computer program in the chip, converting the digital signals into two-dimensional codes and outputting the two-dimensional codes to an ink screen;
the SPI driving circuit is used for carrying out data communication with the ink screen;
and the power supply filtering and voltage stabilizing circuit is used for converting voltage and outputting the stabilized voltage for the singlechip.
3. The industrial scale connects ink screen and carries out output device that expands and weigh according to claim 2, characterized in that, the lower computer program includes:
the data initialization module is used for initializing ink screen display content and adding enterprise information, two-dimensional codes and propaganda information;
the data access module is used for monitoring the UART serial port, identifying a termination bit and receiving data transmitted by the serial port;
the data conversion module is used for analyzing the data from the serial port into: unit, gross weight, tare weight, net weight, and the number and running number of the scale, which is in accordance with the format "K00; # refers to number #; gross weight #; tare # weight; # net weight #; unit #; the # pipeline # was organized, and the final organization results are as follows: "K00; c001; 1.2; 0.2; 1; kg; 001 ";
the image conversion module is used for converting the organized data in the designated format into two-dimensional code picture data through a specific algorithm;
and the SPI communication module is used for transmitting the two-dimensional code data to the ink screen through the SPI interface, and locally refreshing and replacing the contents of the two-dimensional code.
4. The industrial scale connects ink screen and carries out output device that expands and weigh according to claim 2, characterized in that, the drive circuit that communicates is 485 communication drive circuit or 232 communication drive circuit.
5. The industrial scale connects ink screen and carries out output device that expands and weigh according to claim 3, characterized in that, the lower computer program is used C language to develop.
6. The industrial scale connects ink screen and carries out output device that expands and weigh according to claim 1, characterized in that, host computer program includes:
the basic configuration module is used for configuring key setting items of the upper computer, and the key setting items comprise keywords of the mobile equipment registration broadcast notification;
the scanning information acquisition module is used for registering and receiving the broadcast notification by the upper computer program, sending a broadcast notification after scanning the two-dimensional code content, and monitoring and acquiring the content of the notification by the upper computer program and transmitting the content to the data processing module;
the data processing module is used for enabling the two-dimensional code content to be in a format of 'K00'; # refers to number #; gross weight #; tare # weight; # net weight #; unit #; the # serial number # analyzes corresponding material weight information and transmits the information to a corresponding service function module;
the business function module is used for carrying out specified business operation after acquiring the corresponding material weight information;
and the offline module is used for storing the material weight information generated in the network disconnection process to the local, and interacting the data with other relevant production equipment when the network is recovered.
7. The output device for the extended weighing by connecting the ink screen to the industrial scale according to claim 1, wherein the upper computer program is developed based on Microsoft Xanarin framework.
8. The industrial scale of claim 1, wherein the mobile device is a PDA, a mobile phone or a tablet computer.
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Application publication date: 20210810 |