CN111522300A - Embedded intelligent monitoring terminal of numerical control machine tool for localized decision and control - Google Patents

Abstract

The invention discloses a numerical control machine embedded intelligent monitoring terminal for localized decision and control, wherein an intelligent interaction control layer is arranged between isolated equipment and cloud service as well as between the monitoring terminal and a human-computer terminal, and is used for realizing data interaction between the isolated equipment and the cloud service as well as between the isolated equipment and the human-computer terminal and controlling automatic equipment at the periphery of a numerical control machine; the intelligent interactive control layer comprises a basic board and an option board, the basic board is connected with the option board through a set standard socket, and the basic board and the automation equipment assembly form an intelligent production island which is used for controlling the automation equipment on the periphery of the numerical control machine tool and locally storing and processing the process data of the intelligent production island; the matching board is used for realizing data interaction between the intelligent production island and the cloud service and between the intelligent production island and the human-computer terminal; the monitoring terminal can realize the localization decision and control of the numerical control machine tool through the intelligent interactive control layer, and has good monitoring management effect.

Description

Embedded intelligent monitoring terminal of numerical control machine tool for localized decision and control

Technical Field

The invention belongs to the field of numerical control machines, is mainly applied to intelligent upgrading and transformation of isolated numerical control machines or automatic equipment, and particularly relates to an embedded intelligent monitoring terminal of a numerical control machine for localization decision and control.

Background

At present, the mainstream intelligent production workshop is mainly constructed by constructing a workshop-level central control room in a workshop, communicating with machine tools through a network, detecting the running state of each machine tool through a sensor or a data acquisition terminal, and feeding acquired data back to the workshop-level central control room. The data are processed by the central control room of the workshop level to manage production statistics, process guidance, logistics distribution and the like, and communication between equipment is mostly carried out indirectly through the central control room. The intelligent production workshop is connected with cloud service through a workshop-level central control room, comprehensively and accurately senses, collects and transmits manufacturing elements such as people, machines, materials, methods and rings of a factory through combination of various software and hardware, and forms an intelligent manufacturing process management system by combining various internet of things sensing technical means and production management scientific decisions.

Such a construction is mostly used in relatively large factories or manufacturing sites, which have the following disadvantages:

1. the common operation state monitoring system of the numerical control machine tool collects the operation data of the machine tool, such as signals of temperature, current, vibration and the like, through a sensor module, directly transmits the data to a remote server through a wireless network or a bus and the like without data processing, and how to process the data is to make a decision and control on the remote server, which affects the real-time performance of the decision;

2. in a common running state monitoring system of a numerical control machine tool, a machine tool end mostly only has a data acquisition function and does not have a PLC (programmable logic controller) programming function, so that peripheral intelligent equipment and automation equipment cannot be organized on site to form a relatively independent production island;

3. for some small factories or factories with fewer machine tools, the construction cost is high, and even only one device needs to be a complete workshop-level central control room.

Along with the development of intelligent manufacturing is more and more extensive, on the one hand, the wide use of automatic control equipment, check out test set and industrial robot around single digit control machine tool periphery also needs to insert the high in the clouds, receives the distribution of the production task in high in the clouds and the monitoring of state. On the other hand, the single numerical control machine tool in a small factory needs to be intelligently transformed at low cost so as to realize the flexibility of production tasks. Therefore, the current mainstream construction mode of the intelligent production workshop cannot adapt to the market demand in the aspects of use flexibility and control cost, and a terminal controller capable of solving local intelligent acquisition and control around a numerical control machine tool is needed.

Disclosure of Invention

Aiming at the problems of lower flexibility and higher cost in the prior art, the invention provides a numerical control machine embedded intelligent monitoring terminal for localized decision and control; the terminal passes through the design of embedded treater and module, can effectually combine intelligent equipment such as peripheral automation control equipment, check out test set and industrial robot of digit control machine tool, will isolated digit control machine tool or quick the constitution of automation equipment become an intelligent production island, realized low-cost and the intelligent manufacturing solution of localization decision-making to solve among the prior art decision-making real-time poor, the site control ability is poor, the deployment cost is high problem, specific technical scheme is as follows:

the utility model provides an embedded intelligent monitor terminal of digit control machine tool of localization decision-making and control, monitor terminal is provided with an intelligent interaction control layer between isolated equipment and high in the clouds service and man-machine terminal, the interactive control layer of intelligence is used for realizing the data interaction between isolated equipment and high in the clouds service and the man-machine terminal to control the outlying automation equipment of digit control machine tool, wherein:

the intelligent interaction control layer comprises a basic board and an option board, the basic board is connected with the option board through a set standard socket, and the basic board and the automation equipment assembly form an intelligent production island which is used for controlling automation equipment on the periphery of the numerical control machine tool and locally storing and processing process data of the intelligent production island; the matching board is used for realizing data interaction between the intelligent production island and the cloud service and between the intelligent production island and the human-computer terminal;

the basic board comprises a WIFI module, two-path Ethernet communication interface modules, a USB interface module, four-path RS232 interface modules, an IO control module, an LCD interface module, an AD acquisition module and a core control module, wherein the WIFI module, the USB interface module, the four-path RS232 interface modules, the IO control module, the LCD interface module and the AD acquisition module are all connected with the core control module, and the two-path Ethernet communication interface modules are connected with the core control module through a network control chip;

the selective matching board comprises a mobile network service interface and a Zigbee/CAN bus interface, the mobile network service interface is used for data interaction between the intelligent interactive control layer and cloud service, and the Zigbee/CAN bus interface is used for data interaction between the intelligent interactive control layer and local terminal equipment of the numerical control machine.

Furthermore, the core control module comprises a central processing unit, a RAM and a FLASH, and the central processing unit is combined with the RAM and the FLASH to realize the local storage and processing of the process data of the intelligent production island.

Further, the automation equipment of the numerical control machine comprises an ink-jet printer, RFID read-write equipment, IC card read-write equipment and an upper touch screen, the intelligent interactive control layer is respectively communicated with the ink-jet printer, the RFID read-write equipment, the IC card read-write equipment and the upper touch screen through the four RS232 interface module, and code-jet printing and marking, RFID workpiece identification, identity identification and field touch operation are realized;

the WIFI module is communicated with a cloud server through router equipment to acquire cloud service;

one path of Ethernet communication interface module is communicated with a numerical control system of a numerical control machine; the other path of Ethernet communication interface module is communicated with the industrial robot and is used for controlling the industrial robot to execute a preset program so as to realize the execution of the feeding and discharging operations by the industrial robot;

the IO control module comprises 24 paths of input and 16 paths of output;

the LCD interface module is used for externally connecting liquid crystal display;

the input voltage of the AD acquisition module is-10V to + 10V.

Furthermore, the RS232 interface module connected with the code spraying machine can be arranged to be connected with an industrial robot to realize communication with the industrial robot; the WIFI module can be connected with a human-computer terminal to realize communication with the human-computer terminal; the Ethernet communication interface module is communicated with the numerical control system and the industrial robot through an RJ45 interface, and can be communicated with the cloud server through the routing equipment to acquire cloud service.

Furthermore, the LCD display externally connected with the LCD interface module comprises 5.6 inches, 7 inches, 8 inches and 10 inches of touch liquid crystal screens.

Furthermore, a LINUX/WINCE embedded system is arranged on the bottom layer of the basic board, and an embedded database SQLite and a numerical control system network communication link library are arranged on the LINUX/WINCE embedded system; the LINUX/WINCE embedded system comprises a control and decision process, a soft PLC process, a cloud service communication process, an identity management process, a numerical control system application communication process, an inter-terminal communication process and an industrial robot communication process.

Further, the IO control module is controlled by the soft PLC process.

Compared with the prior art, the embedded intelligent monitoring terminal of the numerical control machine tool for the localization decision and control has the beneficial effects that: the numerical control machine tool is controlled through the intelligent interactive control layer, an isolated numerical control machine tool or automatic equipment can be quickly built into an intelligent production island, identity recognition of operators is achieved, workpiece information is recognized through RFID, an industrial robot is controlled to carry out feeding and discharging operations on workpieces, and after the workpieces are machined, the numerical control machine tool can be switched to a measuring sensor to carry out online measurement on the workpieces; station control of on-the-spot assembly line can be realized to the interactive control layer of intelligence, the data processing decision-making mechanism of the interactive control layer of intelligence can decide whether the work piece reprocesses and scrap through measured data simultaneously, the interactive control layer of intelligence can control the final state of the peripheral automation equipment of digit control machine tool through communication protocol simultaneously, the vanning and the discernment of later stage workman of being convenient for, the data in all intelligent production islands, all can deposit in local database in real time, can not communicate the high in the clouds server always, the high in the clouds only need set up necessary decision rule, both saved communication flow and also improved decision-making speed, only need terminal and high in the clouds synchronous data in certain time cycle, supply APP terminal or other intelligent terminal to inquire.

Drawings

FIG. 1 is a schematic diagram of a factory application deployment of an embedded intelligent monitoring terminal according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a hardware structure of the embedded intelligent monitoring terminal according to the embodiment of the present invention;

FIG. 3 is a schematic diagram of a software architecture of the embedded intelligent monitoring terminal according to an embodiment of the present invention;

fig. 4 is a flowchart illustrating a typical application of a factory of the embedded intelligent monitoring terminal according to an embodiment of the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Referring to fig. 1, in the embodiment of the present invention, an embedded intelligent monitoring terminal for a numerical control machine tool is provided, where the monitoring terminal is provided with an intelligent interaction control layer between an isolated device and a cloud service, and between a human-computer terminal, and the intelligent interaction control layer is used to realize data interaction between the isolated device and the cloud service, and between the isolated device and the human-computer terminal, and to control an automation device at the periphery of the numerical control machine tool; with reference to fig. 2, the intelligent interactive control layer includes a basic board and an optional board, the basic board is connected to the optional board through a set standard socket, and the basic board and the automation equipment assembly form an intelligent production island for controlling the automation equipment on the periphery of the numerical control machine, and locally storing and processing the process data of the intelligent production island; the matching board is used for realizing data interaction between the intelligent production island and the cloud service and between the intelligent production island and the human-computer terminal; the basic board comprises a WIFI module, two Ethernet communication interface modules, a USB interface module, four RS232 interface modules, an IO control module, an LCD interface module, an AD acquisition module and a core control module, wherein the WIFI module, the USB interface module, the four RS232 interface modules, the IO control module, the LCD interface module and the AD acquisition module are all connected with the core control module, and the two Ethernet communication interface modules are connected with the core control module through a network control chip; the central processing unit is combined with the RAM and the FLASH to realize the local storage and processing of the process data of the intelligent production island; preferably, the central processing unit adopts an A8 processor, the A8 processor uses an AM335x microprocessor as a core processor, the AM335x microprocessor CAN support embedded systems such as mainstream Linux, Android and WinCE, the application is wide in various industrial fields, the dominant frequency CAN reach 720MHz, and 2 gigabit Ethernet, 6 UART serial ports, a 24-bit LCD controller and a touch screen controller, 2 USB high-speed OTG interfaces, 2 CAN bus interfaces and various peripheral device interfaces and bus communication interfaces (EtherCAT and PROFIBUS) are integrated; of course, this is only a preferred embodiment of the present invention, and is not a limitation and fixation on the solution of the present invention; the selective matching board comprises a mobile network communication service interface and a Zigbee/CAN bus interface, the mobile network communication service interface is used for data interaction between the intelligent interactive control layer and cloud service, and the Zigbee/CAN bus interface is used for data interaction between the intelligent interactive control layer and local terminal equipment of the numerical control machine; in actual operation, the mobile network communication service interface can be designed into a 3G/4G/5G interface according to actual requirements, and can be specifically selected according to actual conditions; all the 3G/4G/5G modules uniformly adopt communication modules supporting AT commands, and adopt pppd application dialing connection networking services; the CAN bus is realized by a CAN bus controller of the processor.

Specifically, the automation equipment on the periphery of the numerical control machine tool comprises an ink-jet printer, RFID read-write equipment, IC card read-write equipment and an upper touch screen, and the intelligent interactive control layer is respectively communicated with the ink-jet printer, the RFID read-write equipment, the IC card read-write equipment and the upper touch screen through four RS232 interface module modules to realize code-jet marking, RFID workpiece identification, identity identification and field touch operation; in actual operation, the RS232 interface module connected with the code spraying machine can be arranged to be connected with the industrial robot to realize communication with the industrial robot; the WIFI module is communicated with a cloud server through router equipment to acquire cloud service; meanwhile, the WIFI module can also be connected with a human-computer terminal to realize communication with the human-computer terminal; the two paths of Ethernet communication interface modules are externally connected for communication in an RJ45 interface mode; one path of Ethernet communication interface module is communicated with a numerical control system of a numerical control machine; the other path of Ethernet communication interface module is communicated with the industrial robot and is used for controlling the industrial robot to execute a preset program so as to realize the execution of the feeding and discharging operations by the industrial robot; the Ethernet communication interface module can be communicated with a cloud server through the routing equipment to acquire cloud service; the IO control module comprises 24 paths of input and 16 paths of output; the LCD interface module is used for externally connecting liquid crystal display; the input voltage of the AD acquisition module is two-way voltage of-10V to +10V, and the AD acquisition module can be connected with output signals of similar current, voltage or temperature transmitters, so that the real-time monitoring of the machine tool state is realized.

Referring to fig. 3, in the embodiment of the present invention, a LINUX/WINCE embedded system is installed on the bottom layer of the base board, and an embedded database SQLite and a numerical control system network communication link library are installed on the LINUX/WINCE embedded system; the LINUX/WINCE embedded system comprises a control and decision process, a soft PLC process, a cloud service communication process, an identity management process, a numerical control system application communication process, an inter-terminal communication process and an industrial robot communication process; wherein, IO control module passes through soft PLC process control, and the input point can insert proximity sensor or other IO class sensors and carry out state acquisition, and output point output current driving capability is 100 milliamperes, can drive most relays.

The decision rule and strategy can be written in a terminal by using a script program file, or can be set by cloud server software, and are set to the terminal in a script program or protocol mode, and after the decision rule and strategy are determined, the control of the intelligent production island is executed by acquiring peripheral state data and controlling decision; the application communication process of the numerical control system is based on a numerical control system network communication link library provided by a numerical control system manufacturer, different data packets and query packets are packaged according to actual application requirements, and the communication link library is connected with the corresponding numerical control system to realize data issuing and query; the communication process between terminals is mainly realized on the basis of a Zigbee/CAN bus on an embedded intelligent monitoring terminal selecting and matching board, is used for data communication among a plurality of isolated devices, is convenient for knowing the running condition of related devices, and is used for adjusting and arranging processes by a control and decision process; the cloud service communication process is mainly connected with a remote cloud server, and the cloud service communication process on the terminal is compiled to match the whole management requirement according to the functions which can be realized by the remote cloud server and the functions which need to be realized.

BAT, and after the file 2 is finished, saving the file in a fixed path folder in a terminal file system, numbering the beginning number of the file 2 choreowsokwork.BAT as a priority when the system is started, and sequentially executing corresponding batch processing files according to the priority; the batch processing file can directly access the memory address defined in the soft PLC process; wherein the beginning of # is a memory variable defined in the batch file; @ start is the corresponding address number in the soft PLC; the specific program code is as follows:

BEGIN: o111// program Start with program name O111

#100= 99.9// 100 maximum number of memory sizes saved

Memory with #101= 90.0// 101 minimum number of sizes to be saved

IF (@65= = 1)// @65 is a variable in the soft PLC, and is used for controlling whether to judge a measurement range

{

IF (@67> # 100)/@ 67 is the memory value in the soft PLC, which is the actually obtained measured value

@68= 1// @68 is the internal memory value in the soft PLC, and is that the identification measurement result is greater than the upper limit

ELSE IF(@67<#101)

@68= -1// @68 is the memory value in the soft PLC, it is less than the lower limit to mark the measuring result

ELSE

@68= 0// @68 is a memory value in the soft PLC, and is a mark that the measurement result is normal

ENDIF

}

END: // end of the program

When the terminal starts the program, the terminal executes the file 2choseokwork, namely a batch processing file, which is formed by the source codes, the result of measurement judgment is obtained by analyzing the command definition in the BAT file, the BAT script execution program can read and write the memory space of the soft PLC circulation flow program, and meanwhile, the soft PLC can control output operation according to the result of the variables and the program logic of the soft PLC. The execution of the BAT script execution program and the soft PLC program is the relation of the process programs synchronously executed by the multitask system.

The command definition of the decision rules and policies is not limited to the content in the source program code, and the example shown in the source program is only an example of the basic syntax and is not limited or fixed to the scheme of the present invention; for example, the decision rules and strategies also support jump instructions such as WHILE, DO-WHILE, GOTO and the like; in the invention, all the instructions and symbols are designed and defined in the system program in advance, and the method is realized by reading the BAT file, analyzing the grammar and executing corresponding operations. [A1]

As a preferred embodiment of the invention, the WIFI module adopts an RTL8189e network chip and an SDIO WIFI interface, so that the WIFI module is suitable for three wireless communication standards of IEEE802.11n, IEEE802.11g and IEEE802.11b, and the network speed can reach 150Mbps at most when the IEEE802.11n standard is used.

Preferably, the liquid crystal display externally connected with the LCD interface module can be a 5.6-inch, 7-inch, 8-inch and 10-inch touch liquid crystal screen, and the specific setting can be selected according to the actual situation; the user can set corresponding parameters of the terminal and the application of PLC such as editing and debugging on the touch liquid crystal screen.

In the specific embodiment of the invention, an intelligent control terminal can be combined with IC card read-write equipment, RFID identification equipment, an industrial robot, ink-jet printer equipment, automatic detection equipment and the like on the periphery of a numerical control machine tool, so that an isolated numerical control machine tool or automatic equipment can be quickly constructed into an intelligent production island; the identity recognition of operators can be realized, workpiece information is recognized through RFID, an industrial robot is controlled to carry out feeding and discharging operations on workpieces, after the workpieces are processed by a numerical control machine, the numerical control machine can be switched to a measuring sensor to carry out online measurement on the workpieces, an intelligent interactive control layer is communicated with a numerical control system to obtain the state and the measured data of the machine tool, the intelligent interactive control layer can realize the station control of a field assembly line, meanwhile, a data processing decision-making mechanism of the intelligent interactive control layer can determine whether the workpieces are repaired or scrapped through the measured data, the intelligent interactive control layer can control the final state of automatic equipment at the periphery of the numerical control machine through a communication protocol, the boxing and recognition of workers at the later stage are facilitated, all data of an intelligent production island can be stored in a local database in real time and cannot be uploaded to a cloud server through communication, communication flow is saved, decision speed is improved, and data are synchronized between the terminal and the cloud terminal within a certain time period for the APP terminal or other intelligent terminals to inquire.

In addition, in the application without the cooperation of peripheral automation equipment, the intelligent control terminal can only realize simple communication tasks, and tasks such as local data management, data acquisition and the like through communication with a control system of the automation equipment, and has higher use flexibility.

In the practical application of the intelligent monitoring terminal, if a large-scale intelligent workshop engineering project does not need to be established, the simple intelligent production island can be controlled only by the basic board without using an optional board, and the task of monitoring the production island by the mobile phone can be realized by directly connecting a WIFI network on the basic board through terminal equipment such as the mobile phone and the like; the invention can provide the service by an embedded WEB server or special mobile phone APP software.

With reference to fig. 4, in the actual operation process of the monitoring system of the present invention, firstly, an operator performs identity recognition through a tool such as an IC card, and after the system confirms the operation authority, control operations such as starting a machine tool can be performed; after the production line starts to work, each workpiece is identified by the embedded RFID chip, the intelligent interactive control layer identifies the unique workpiece number through the RFID, then the intelligent interactive control layer is communicated with the numerical control system, and after the machine tool is idle, the terminal informs the industrial robot of automatic feeding and the workpiece is loaded on the numerical control machine tool.

If the numerical control machine tool is ready, parts are machined according to a preset machining program, after machining is finished, the numerical control machine tool executes a tool changing program, a workpiece is measured on line by using a size measuring sensor, a measuring result is stored in a macro variable of the numerical control system, an intelligent interactive control layer communicates with the numerical control system at the moment to acquire measured data, a data processing and decision module in the intelligent interactive control layer analyzes data according to a rule set by a cloud end, the simplest judgment is to judge whether the data meet tolerance requirements, if not, the data are judged to be seriously out of tolerance, if the data are seriously out of tolerance, waste products are processed, and if the tolerance is in a correctable range, the numerical control system is informed to start a correcting program to correct the tolerance.

Tolerance results and comparison result data are stored in an embedded database on a local terminal together with workpiece information, then the terminal controls the industrial robot to place workpiece blanking on a production line, the terminal can communicate with an ink-jet printer according to the result information in the database on the production line, the ink-jet printer is controlled to jet print necessary marks and data on the workpieces, the production line can sort the workpieces according to the data in the database, and the workpieces are divided into fine products, good products and waste products.

All operations are processed and decided locally, communication with a remote central control computer is not needed in the process, and all data are synchronized with the cloud within a certain synchronization period time to be used by data of back-end management software.

Compared with the prior art, the embedded intelligent monitoring terminal of the numerical control machine tool for the localization decision and control has the beneficial effects that: the numerical control machine tool is controlled through the intelligent interactive control layer, the encouraged numerical control machine tool or automatic equipment can be quickly built into an intelligent production island, identity recognition of operators is achieved, workpiece information is recognized through RFID, the industrial robot is controlled to carry out feeding and discharging operations on workpieces, and after the workpieces are machined, the numerical control machine tool can be switched to a measuring sensor to carry out online measurement on the workpieces; station control of on-the-spot assembly line can be realized to the interactive control layer of intelligence, the data processing decision-making mechanism of the interactive control layer of intelligence can decide whether the work piece reprocesses and scrap through measured data simultaneously, the interactive control layer of intelligence can control the final state of the peripheral automation equipment of digit control machine tool through communication protocol simultaneously, the vanning and the discernment of later stage workman of being convenient for, the data in all intelligent production islands, all can deposit in local database in real time, can not communicate the high in the clouds server always, the high in the clouds only need set up necessary decision rule, both saved communication flow and also improved decision-making speed, only need terminal and high in the clouds synchronous data in certain time cycle, supply APP terminal or other intelligent terminal to inquire.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent changes may be made in some of the features of the embodiments described above. All equivalent structures made by using the contents of the specification and the attached drawings of the invention can be directly or indirectly applied to other related technical fields, and are also within the protection scope of the patent of the invention.

Claims (7)

1. The utility model provides an embedded intelligent monitor terminal of digit control machine tool of localization decision-making and control, a serial communication port, monitor terminal is provided with an intelligent interactive control layer between isolated equipment and high in the clouds service and man-machine terminal, intelligent interactive control layer is used for realizing the data interaction between isolated equipment and high in the clouds service and the man-machine terminal to control the outlying automation equipment of digit control machine tool, wherein: the intelligent interaction control layer comprises a basic board and an option board, the basic board is connected with the option board through a set standard socket, and the basic board and the automation equipment assembly form an intelligent production island which is used for controlling automation equipment on the periphery of the numerical control machine tool and locally storing and processing process data of the intelligent production island; the matching board is used for realizing data interaction between the intelligent production island and the cloud service and between the intelligent production island and the human-computer terminal; the basic board comprises a WIFI module, two-path Ethernet communication interface modules, a USB interface module, four-path RS232 interface modules, an IO control module, an LCD interface module, an AD acquisition module and a core control module, wherein the WIFI module, the USB interface module, the four-path RS232 interface modules, the IO control module, the LCD interface module and the AD acquisition module are all connected with the core control module, and the two-path Ethernet communication interface modules are connected with the core control module through a network control chip; the selective matching board comprises a mobile network service interface and a Zigbee/CAN bus interface, the mobile network service interface is used for data interaction between the intelligent interactive control layer and cloud service, and the Zigbee/CAN bus interface is used for data interaction between the intelligent interactive control layer and local terminal equipment of the numerical control machine.

2. The embedded intelligent monitoring terminal of a numerical control machine tool for localized decision and control according to claim 1, wherein the core control module comprises a central processing unit, a RAM and a FLASH, and the central processing unit combines the RAM and the FLASH to realize localized storage and processing of the process data of the intelligent production island.

3. The embedded intelligent monitoring terminal of numerical control machine tool for localization decision and control according to claim 1, wherein the automation equipment of numerical control machine tool comprises an ink-jet printer, RFID read-write equipment, IC card read-write equipment and an upper touch screen, the intelligent interactive control layer is respectively communicated with the ink-jet printer, the RFID read-write equipment, the IC card read-write equipment and the upper touch screen through the four RS232 interface module, so as to realize code-jet marking, RFID workpiece identification, identity identification and field touch operation; the WIFI module is communicated with a cloud server through router equipment to acquire cloud service; one path of Ethernet communication interface module is communicated with a numerical control system of a numerical control machine; the other path of Ethernet communication interface module is communicated with the industrial robot and is used for controlling the industrial robot to execute a preset program so as to realize the execution of the feeding and discharging operations by the industrial robot; the IO control module comprises 24 paths of input and 16 paths of output; the LCD interface module is used for externally connecting liquid crystal display; the input voltage of the AD acquisition module is-10V to + 10V.

4. The embedded intelligent monitoring terminal of numerical control machine tool for localization decision and control according to claim 3, wherein the RS232 interface module connected with the code spraying machine can be arranged to be connected with the industrial robot for realizing communication with the industrial robot; the WIFI module can be connected with a human-computer terminal to realize communication with the human-computer terminal; the Ethernet communication interface module is communicated with the numerical control system and the industrial robot through an RJ45 interface, and can be communicated with the cloud server through the routing equipment to acquire cloud service.

5. The embedded intelligent monitoring terminal of a numerical control machine tool for localization decision and control according to claim 3, wherein the LCD display externally connected to the LCD interface module comprises touch LCD screens of 5.6 inches, 7 inches, 8 inches and 10 inches.

6. The embedded intelligent monitoring terminal of numerical control machine tool for localization decision and control according to claim 3, characterized in that LINUX/WINCE embedded system is installed on the bottom layer of the basic board, and embedded database SQLite and numerical control system network communication link library are installed on the LINUX/WINCE embedded system; the LINUX/WINCE embedded system comprises a control and decision process, a soft PLC process, a cloud service communication process, an identity management process, a numerical control system application communication process, an inter-terminal communication process and an industrial robot communication process.

7. The embedded intelligent monitoring terminal of numerical control machine tool for localization decision and control according to claim 6, wherein the IO control module is controlled by the soft PLC process.

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