CN111123824A - PLC debugging system and debugging method - Google Patents
PLC debugging system and debugging method Download PDFInfo
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- CN111123824A CN111123824A CN201911317397.6A CN201911317397A CN111123824A CN 111123824 A CN111123824 A CN 111123824A CN 201911317397 A CN201911317397 A CN 201911317397A CN 111123824 A CN111123824 A CN 111123824A
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- control terminal
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14006—Safety, monitoring in general
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
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Abstract
The invention provides a PLC debugging system and a debugging method, wherein the PLC debugging system comprises a control terminal and controlled equipment, the control terminal comprises a central processing unit, a PLC protocol converter, a memory and a first wireless module, the PLC protocol converter, the memory and the first wireless module are all connected with the central processing unit, and the controlled equipment comprises a PLC controller and a second wireless module connected with the PLC controller. The control terminal of the PLC debugging system is connected with the controlled equipment by adopting the wireless module, so that the control terminal gets rid of the restriction of wires and is suitable for debugging the sports equipment, and the PLC protocol converter is arranged in the control terminal, so that the communication between the control terminal and different types of PLC controllers can be realized, and the application range is wide.
Description
Technical Field
The invention relates to the technical field of intelligent control, in particular to a PLC debugging system and a debugging method.
Background
The Programmable Logic Controller (PLC) is a kind of programmable memory, and is used for storing program in it, executing instructions facing user, such as logic operation, sequence control, timing, counting and arithmetic operation, etc., and controlling various types of machinery or production processes by digital or analog input/output.
In the prior art, when amusement equipment is debugged, a traditional debugging method is to debug the amusement equipment by using a computer in a wired connection mode, specifically, a junction box is arranged on the amusement equipment, the computer is in communication connection with controlled equipment through the junction box, and the wired connection amusement equipment debugging method is adopted through the computer.
Therefore, the prior art is still to be improved.
Disclosure of Invention
In view of the above drawbacks of the prior art, an object of the present invention is to provide a PLC debugging system and a debugging method thereof, which are used to solve the technical problems that the existing PLC debugging system is not suitable for debugging a motion device and is inconvenient to operate.
The technical scheme of the invention is as follows:
the utility model provides a PLC debugging system, wherein, includes control terminal and controlled equipment, control terminal includes central processing unit, PLC protocol converter, memory and first wireless module all with central processing unit links to each other, controlled equipment include the PLC controller, and with the second wireless module that the PLC controller links to each other.
The PLC debugging system, wherein, control terminal still include with the touch-sensitive screen that central processing unit links to each other, be provided with human-computer interaction interface on the touch-sensitive screen, human-computer interaction interface is used for setting up the communication parameter between control terminal and the controlled equipment.
The PLC debugging system is characterized in that the communication parameters comprise the name, the IP address, the communication port number and the PLC communication protocol type of the controlled equipment.
In the PLC debugging system, the human-computer interface is further configured to edit debugging information of the controlled device and display a debugging state of the controlled device.
The PLC control system, wherein the first wireless module and the second wireless module are Bluetooth modules or WIFI modules.
A debugging method of a PLC debugging system comprises the following steps:
establishing wireless connection between the control terminal and controlled equipment;
editing communication parameters between the control terminal and controlled equipment, responding the communication parameters by the PLC protocol converter, and establishing communication connection between the control terminal and the controlled equipment;
the controlled equipment receives and executes the debugging information sent by the control terminal;
and the control terminal receives the debugging state fed back by the controlled equipment and displays the debugging state through the touch screen.
The debugging method of the PLC debugging system comprises the following steps before the step of establishing the wireless connection between the control terminal and the controlled equipment:
a plurality of PLC communication protocols are stored in a memory of the control terminal in advance.
The debugging method of the PLC debugging system, wherein the step of editing the communication parameter between the control terminal and the controlled device, and the PLC protocol converter responding to the communication parameter, and establishing the communication connection between the control terminal and the controlled device specifically includes:
setting the name of the controlled equipment;
the method comprises the steps of obtaining the type of a PLC in controlled equipment, and editing an IP address, a communication port number and a PLC communication protocol type corresponding to the PLC based on the type of the PLC;
the PLC protocol converter loads a corresponding PLC communication protocol from the memory, the central processing unit distributes corresponding communication ports, and communication connection between the control terminal and the controlled equipment is established.
The debugging method of the PLC debugging system comprises the steps that the PLC communication protocol comprises an MODBUS communication protocol, an SNP communication protocol, a HOSTLINK communication protocol and a 3964R communication protocol.
According to the debugging method of the PLC debugging system, the controlled equipment is a rail trolley or a ferris wheel.
Has the advantages that: the invention provides a PLC debugging system and a debugging method, wherein the PLC debugging system comprises a control terminal and controlled equipment, the control terminal comprises a central processing unit, a PLC protocol converter, a memory and a first wireless module, the PLC protocol converter, the memory and the first wireless module are all connected with the central processing unit, and the controlled equipment comprises a PLC controller and a second wireless module connected with the PLC controller. The control terminal of the PLC debugging system is connected with the controlled equipment by adopting the wireless module, so that the control terminal gets rid of the restriction of wires and is suitable for debugging the sports equipment, and the PLC protocol converter is arranged in the control terminal, so that the communication between the control terminal and different types of PLC controllers can be realized, and the application range is wide.
Drawings
FIG. 1 is a schematic diagram of a PLC debugging system of the present invention;
fig. 2 is a flowchart of a debugging method of a PLC debugging system according to the present invention.
Detailed Description
The invention provides a PLC debugging system and a debugging method, and the invention is further described in detail below in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the present invention provides a PLC debugging system, including a control terminal and a controlled device, where the control terminal includes a central processing unit, a PLC protocol converter, a memory, and a first wireless module, the PLC protocol converter, the memory, and the first wireless module are all connected to the central processing unit, and the controlled device includes a PLC controller and a second wireless module connected to the PLC controller.
Specifically, in the existing amusement equipment debugging system, a PLC controller is installed on amusement equipment, and a tester performs debugging operation through an operation box on the amusement equipment, which requires a professional debugger to test the equipment through a computer. In order to solve the technical problem, the PLC debugging system comprises a control terminal with a PLC protocol converter, a plurality of PLC communication protocols are stored in a memory of the control terminal in advance, the PLC protocol converter can call the PLC communication protocols from the memory and convert the protocols, so that the control terminal can communicate with PLC controllers of different types, and in addition, the problem of cable limitation is solved due to the fact that the control terminal and controlled equipment are connected in a wireless pairing mode, and debugging of moving equipment is facilitated.
According to the PLC debugging system, a central processing unit, a PLC protocol converter, a memory and a first wireless module are all arranged on a PCB, the central processing unit adopts an ARM9-32 bit processor, the PLC protocol converter can adopt any one of the existing PLC protocol converter structures in the prior art, a plurality of serial connection ports are arranged on the PLC protocol converter, the PLC protocol converter is connected with the central processing unit and the wireless connection modules through the serial connection ports, and a PLC communication protocol acquisition module is arranged in the PLC protocol converter and can acquire a PLC communication protocol in the memory according to a sending protocol acquisition instruction of the central processing unit and feed the PLC communication protocol back to the central processing unit, so that communication connection between a control terminal and controlled equipment is established.
In a specific implementation manner, the control terminal further includes a touch screen connected to the central processing unit, and a human-computer interaction interface is arranged on the touch screen and used for setting communication parameters between the control terminal and the controlled device. Specifically, PLC equipment control software is installed on a control terminal, the PLC equipment control software is clicked, a human-computer interaction interface can be popped up on a touch screen, the human-computer interaction interface comprises a communication parameter setting button, a communication parameter list box can be popped up by clicking the communication parameter setting button, a user can edit the content of the communication parameter list box, such as adding and deleting controlled equipment, and configuring an IP address, a communication port number, a communication protocol, a master-slave mode and the like corresponding to the controlled equipment, communication setting is carried out on various PLCs in advance through the equipment control software in the touch screen, and therefore the point-to-multiple PLC control function of the control terminal is achieved, and universality is high.
In a specific embodiment, the communication parameters include a controlled device name, an IP address, a communication port number, and a PLC communication protocol type. The purpose of setting the communication parameters is to enable the control terminal to establish correct communication connection with the controlled device, otherwise, the debugging information sent by the control terminal cannot be sent to the controlled device, and the controlled device cannot be debugged.
In a specific embodiment, the human-computer interaction interface is further used for editing debugging information of the controlled device and displaying the debugging state of the controlled device. Specifically, debugging items of the controlled equipment are preset on the human-computer interaction interface, for example, the motion direction debugging of the controlled equipment, the motion speed of the controlled equipment and the displacement debugging of the controlled equipment, an operator only needs to click a corresponding debugging item button, and the control terminal automatically sends a corresponding instruction to the PLC to control the controlled equipment to realize corresponding actions.
Certainly, the technical scheme of the invention can also divide the human-computer interaction interface of the touch screen according to different brands and different devices, and can also carry out next-level classification according to the device types, so that a tester can debug corresponding devices conveniently, the adaptability and universality of various devices are ensured by pre-editing the interface of the touch screen, the operation on the touch screen is simple, and the visual characteristic is displayed, thereby ensuring that the tester can test various devices conveniently even if the tester is not mature for various professional software, the tester does not need to deeply recognize PLCs of various brands, the test and discovery problems can be simply and visually tested, and the universality and expandability of the touch screen also greatly improve the test efficiency and the test cost to a certain extent.
In a specific embodiment, the first wireless module and the second wireless module are bluetooth modules or WIFI modules. Bluetooth IS a novel wireless communication technology, it can realize carrying on the short distance data exchange between personal LAN and the mobile device, Bluetooth communication has broken the limitation connecting various digital devices with the wired cable, it mainly works in 2.4Hz all-round IS frequency band, Bluetooth IS the standard of all-round wireless communication technology, WIFI IS the industrial standard of a wireless network communication that IEEE defines, its biggest advantage IS that can allow the electronic equipment to connect to LAN and realize the high transmission speed, through the wireless information transmission technology of Bluetooth or WIFI, realize the wireless intelligent control to PLC, thus reach the intelligent control and management of the apparatus.
In addition, referring to fig. 2, the present invention further provides a debugging method of a PLC debugging system, including the steps of:
s100, establishing wireless connection between a control terminal and controlled equipment; firstly, starting wireless functions on a control terminal and a controlled terminal, and establishing wireless connection between the control terminal and the controlled terminal through a first wireless module and a second wireless module;
s200, editing communication parameters between the control terminal and controlled equipment, responding the communication parameters by the PLC protocol converter, and establishing communication connection between the control terminal and the controlled equipment; specifically, the touch screen is opened, a communication parameter setting button on the touch screen is clicked, a communication parameter associated with the controlled device is set on a communication parameter setting list, and after the communication parameter is set, the PLC protocol converter establishes a communication channel with the controlled device according to the communication parameter, namely, the PLC communication protocol is adjusted to a communication protocol adaptive to a PLC controller on the controlled device, so that the control terminal and the controlled device can perform normal information transmission;
s300, the controlled equipment receives and executes the debugging information sent by the control terminal; a user inputs debugging information through a touch screen, for example, a motion coordinate is input through a human-computer interface to control the controlled equipment to move back and forth, rotate, displace for a certain distance and the like, then the control terminal sends the debugging information to a PLC (programmable logic controller) of the controlled equipment, and the PLC controller controls corresponding parts to execute corresponding actions after recognizing the debugging information;
and S400, the control terminal receives the debugging state fed back by the controlled equipment and displays the debugging state through the touch screen. After the controlled equipment executes the action, the controlled equipment returns the state after the action to the control terminal, and the debugging personnel checks the debugging result on the touch screen and adjusts the controlled equipment according to the debugging result.
In a specific embodiment, before the step of establishing the wireless connection between the control terminal and the controlled device, the method further includes:
a plurality of PLC communication protocols are stored in a memory of the control terminal in advance. In the prior art, various PLC communication protocols exist, debugging personnel can store various PLC communication protocols with high use frequency in the daily debugging process in a memory, a PLC protocol converter can call related protocols conveniently, and an information transmission channel between the debugging personnel and a controlled terminal is established.
In a specific implementation manner, the editing a communication parameter between the control terminal and the controlled device, and the establishing, by the PLC protocol converter, a communication connection between the control terminal and the controlled device in response to the communication parameter specifically includes:
setting the name of the controlled equipment; specifically, for example, when there are a plurality of devices to be debugged, names of the devices may be named as device 1, device 2...... device N, or, of course, names may also be named according to brands of PLC controllers in controlled devices, such as a siemens PLC1, a siemens PLC2, an ohm dragon PLC1, an ohm dragon PLC2, and the like;
the method comprises the steps of obtaining the type of a PLC in controlled equipment, and editing an IP address, a communication port number and a PLC communication protocol type corresponding to the PLC based on the type of the PLC; specifically, the PLC controllers of different manufacturers may adopt different communication protocols, and therefore, when editing communication parameters, the brand and the type of the PLC controller need to be known first, and then the PLC communication protocol used by the PLC controller needs to be found according to the brand and the type, and in order to better identify the identity of each PLC, an IP address needs to be allocated to the PLC controller, and in order to avoid interference in communication among a plurality of PLC controllers, different communication ports need to be allocated to each PLC controller;
the PLC protocol converter loads a corresponding PLC communication protocol from the memory, the central processing unit distributes corresponding communication ports, and communication connection between the control terminal and the controlled equipment is established.
In a specific embodiment, the PLC communication protocol includes MODBUS communication protocol, SNP communication protocol, HOSTLINK communication protocol, and 3964R communication protocol. The protocol is a common communication protocol in the field of PLC controllers, has strong representativeness, and is suitable for most PLC controller communication.
In a specific embodiment, the controlled device is a rail car or a ferris wheel. Of course, the debugging system of the technical scheme of the invention can also be used for debugging other amusement equipment, including but not limited to rail trolleys and ferris wheel amusement equipment.
In summary, the present invention provides a PLC debugging system and a debugging method, where the PLC debugging system includes a control terminal and a controlled device, the control terminal includes a central processing unit, a PLC protocol converter, a memory, and a first wireless module, the PLC protocol converter, the memory, and the first wireless module are all connected to the central processing unit, and the controlled device includes a PLC controller and a second wireless module connected to the PLC controller. The control terminal of the PLC debugging system is connected with the controlled equipment by adopting the wireless module, so that the control terminal gets rid of the restriction of wires and is suitable for debugging the sports equipment, and the PLC protocol converter is arranged in the control terminal, so that the communication between the control terminal and different types of PLC controllers can be realized, and the application range is wide.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a PLC debug system, its characterized in that includes control terminal and controlled equipment, control terminal includes central processing unit, PLC protocol converter, memory and first wireless module all with central processing unit links to each other, controlled equipment include the PLC controller, and with the second wireless module that the PLC controller links to each other.
2. The PLC debugging system of claim 1, wherein the control terminal further comprises a touch screen connected to the central processing unit, and a human-computer interface is disposed on the touch screen and used for setting communication parameters between the control terminal and the controlled device.
3. The PLC debugging system of claim 2, wherein the communication parameters comprise a name, an IP address, a communication port number and a PLC communication protocol type of a controlled device.
4. The PLC debugging system of claim 2, wherein the human-computer interface is further configured to edit debugging information of the controlled device and display a debugging status of the controlled device.
5. The PLC control system of claim 1, wherein the first wireless module and the second wireless module are Bluetooth modules or WIFI modules.
6. A debugging method of a PLC debugging system is characterized by comprising the following steps:
establishing wireless connection between the control terminal and controlled equipment;
editing communication parameters between the control terminal and controlled equipment, responding the communication parameters by the PLC protocol converter, and establishing communication connection between the control terminal and the controlled equipment;
the controlled equipment receives and executes the debugging information sent by the control terminal;
and the control terminal receives the debugging state fed back by the controlled equipment and displays the debugging state through the touch screen.
7. The debugging method of a PLC debugging system according to claim 6, wherein before the step of establishing the wireless connection between the control terminal and the controlled device, the method further comprises:
a plurality of PLC communication protocols are stored in a memory of the control terminal in advance.
8. The debugging method of a PLC debugging system according to claim 6, wherein the step of editing the communication parameters between the control terminal and the controlled device, and the step of establishing the communication connection between the control terminal and the controlled device by the PLC protocol converter in response to the communication parameters specifically comprises:
setting the name of the controlled equipment;
the method comprises the steps of obtaining the type of a PLC in controlled equipment, and editing an IP address, a communication port number and a PLC communication protocol type corresponding to the PLC based on the type of the PLC;
the PLC protocol converter loads a corresponding PLC communication protocol from the memory, the central processing unit distributes corresponding communication ports, and communication connection between the control terminal and the controlled equipment is established.
9. The debugging method of a PLC debugging system of claim 6, wherein the PLC communication protocols comprise MODBUS communication protocol, SNP communication protocol, HOSTLINK communication protocol and 3964R communication protocol.
10. The debugging method of a PLC debugging system of claim 6, wherein said controlled device is a rail car or a ferris wheel.
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| CN201911317397.6A CN111123824A (en) | 2019-12-19 | 2019-12-19 | PLC debugging system and debugging method |
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| CN201911317397.6A CN111123824A (en) | 2019-12-19 | 2019-12-19 | PLC debugging system and debugging method |
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Application publication date: 20200508 |