CN206489436U - A kind of new PLC - Google Patents
A kind of new PLC Download PDFInfo
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- CN206489436U CN206489436U CN201720199639.6U CN201720199639U CN206489436U CN 206489436 U CN206489436 U CN 206489436U CN 201720199639 U CN201720199639 U CN 201720199639U CN 206489436 U CN206489436 U CN 206489436U
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- motion controller
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Abstract
The utility model discloses a kind of new PLC, including control panel and interface board, wherein, control panel includes central processing unit, motion controller, the I/O controllers being arranged on circuit board, and central processing unit is used for task scheduling and communication scheduling between motion controller, I/O controllers and between motion controller and I/O controllers；Motion controller is used for motion control and EtherCAT Control on Communication；I/O controllers are used for I/O controls and the control of EtherCAT hardware circuits；Central processing unit, motion controller, I/O controllers are connected with the corresponding interface on interface board respectively.Open architecture PLC controller, is integrated with PLC logic control and motion control, with good Man Machine Interface, support multilingual programming, high-precision motion control can be realized, the hardware and software resource more powerful than traditional PLC realizes high-precision motion control.
Description
Technical field
The utility model belongs to field of industrial automation control, and in particular to a kind of new PLC.
Background technology
Traditional PLC it is general with microprocessor (such as 8031,8098, AMD2900 series) for control centre, using programmable
The memory of sequence, stores the operational controls such as execution logic computing, sequential control, timing, counting and arithmetical operation instruction, and pass through
Digital, analog input and output, to control all kinds of machineries or production process.Traditional PLC has as a drawback that：
First, tradition PLC instruction set is fixed, and whole hardware architecture compares closing, there is poor compatibility, general
Property difference the problems such as, it is difficult to build open hardware architecture, developer has to pass through the professional training ability of long period
Grasp certain a PLC programmed method.
2nd, PLC system is relatively good at process control, is limited to CPU and storage resource, in industrial automatic control neck
Domain, such as Digit Control Machine Tool, (such as INTERPOLATION CONTROL OF PULSE) higher for precision, reaction sensitivity are difficult to when requiring high or program is multiple
Miscellaneous, programming is extremely difficult, and cost may be higher.
3rd, traditional PLC control system lacks Man Machine Interface (information input, interface display etc.), in the exploitation of product
It is upper not very convenient with debugging.
The content of the invention
Technical problem to be solved in the utility model is：A kind of new PLC is provided, prior art is solved
Middle PLC poor compatibilities, the problem of function is single, application limitation is big.
The utility model uses following technical scheme to solve above-mentioned technical problem：
A kind of new PLC, including control panel and interface board, wherein, control panel includes being arranged on circuit board
Central processing unit, motion controller, I/O controllers, central processing unit be used between motion controller, I/O controllers with
And task scheduling and communication scheduling between motion controller and I/O controllers；Motion controller be used for motion control and
EtherCAT Control on Communication；I/O controllers are used for I/O controls and the control of EtherCAT hardware circuits；Central processing unit, motion control
Device processed, I/O controllers are connected with the corresponding interface on interface board respectively.
Interface board include outputting VGA display interface, com port, program operation clearing lamp interface, USB port,
EtherNet network interfaces, EtherCAT EBIs and gLink EBIs；Wherein, EtherNet network interfaces, EtherCAT buses connect
Mouth and gLink EBIs are controlled by I/O controllers.
Interface board includes setting outputting VGA display interface, com port, the finger of program operation on two, one of interface board
Show signal lamp interface；USB port, EtherNet network interfaces, EtherCAT EBIs and gLink buses are set on another interface board
Interface.
Communicated between central processing unit, motion controller using pci bus.
Central processing unit uses the CPU of X86-based, and motion controller uses DSP Processor, and I/O controllers use FPGA
Processor.
Compared with prior art, the utility model has the advantages that：
The 1st, a kind of open architecture PLC controller is provided, PLC logic control and motion control is integrated with, with good people
Machine interactive interface, supports multilingual programming, can realize high-precision motion control.
2nd, the Open architecture with field network bus EtherCAT buses and the various I/O systems of expansible connection.
3rd, this PLC is using the CPU of the framework of standard x 86 as system processor, and user can be more convenient to carry out product
Exploitation and debugging.
4th, logic control, motion control, the open architecture PLC system of Internet technology are integrated with, using more stronger than traditional PLC
Big hardware and software resource, realizes high-precision motion control (function such as multiaxis straight line, circular interpolation, TRAJECTORY CONTROL).
Brief description of the drawings
Fig. 1 is the system architecture diagram of the utility model processor unit.
Fig. 2 is hardware system block diagram of the present utility model.
Fig. 3 is interface structure schematic diagram of the present utility model.
Wherein, being designated in figure：1- signal lamps；2-USB communication interfaces；3-100M EtherNet standard ether
Network interface；4-EtherCAT EBIs；5- power interfaces；6-RS232/MODBUS interfaces.
Embodiment
Structure of the present utility model and the course of work are described further below in conjunction with the accompanying drawings.
A kind of new PLC, including control panel and interface board, wherein, control panel includes being arranged on circuit board
Central processing unit, motion controller, I/O controllers, central processing unit be used between motion controller, I/O controllers with
And task scheduling and communication scheduling between motion controller and I/O controllers；Motion controller be used for motion control and
EtherCAT Control on Communication；I/O controllers are used for I/O controls and the control of EtherCAT hardware circuits；Central processing unit, motion control
Device processed, I/O controllers are connected with the corresponding interface on interface board respectively.
Specific embodiment,
The system architecture diagram of processor unit, as shown in figure 1, this PLC is using the CPU of the framework of standard x 86 as system
Processor, using High Performance DSP and FPGA as motion control processor, FPGA is communicated with CPU by pci bus.
Using the core frameworks of CPU+DSP+FPGA tri-, it is ensured that system real time and high-speed, high precision control.CPU is responsible for task tune
The communication task such as degree and EtherNet, RS232, USB, HMI；
DSP is responsible for motion control arithmetic and EtherCAT algorithms；
FPGA is responsible for I/O controls and EtherCAT hardware is realized.
Control panel connects run switch and indicator lamp, and inside has encrypting module and onboard non-volatile ram, while also setting
Extension non-volatile ram is put；
Power supply exports direct current 5V by being connected after detection of power loss/holding module with control panel after isolating by isolation module
Voltage；
Clock module is the clock signal of control panel circuit with stable；
4-AXIS pulses are used to control stepper motor.
Control panel has internal memory and hard disk, for storage program data and operational data.
This PLC has abundant interface：Instruction including outputting VGA display interface, com port, program operation is believed
Signal lamp interface, USB port, EtherNet network interfaces, EtherCAT EBIs and gLink EBIs；Wherein, EtherNet nets
Mouth, EtherCAT EBIs and gLink EBIs are controlled by I/O controllers.
1) communication interface, general 100M network interfaces, USB interface, com port and VGA show mouth, facilitate interpersonal interaction
And interconnected with miscellaneous equipment.
2) I/O interfaces, can towards the EtherCAT buses of fieldbus, and special extension IO bus gLink buses
To realize local I/O systems and remote I/O system, the demands such as switch amount control, Analog control and motion control are completed.
Hardware configuration of the present utility model is：Whole controller is by three circuit board groups into a core board+interface board 1+
Interface board 2.Core board designs CPU, FPGA, DSP together, constitutes minimum system.Interface board 1 by outputting VGA display interface,
Com port and the clearing lamp of program operation etc..Interface board 2 as shown in figure 3, draw USB communication interfaces 2,
100MEtherNet standard ethernets interface 3 and EtherCAT EBIs 4 and gLink buses.
EtherCAT buses：By FPGA controls, connecing for main website data is realized by EtherCAT main websites chip 78Q2123
Sending and receiving are sent and error handle, can be connected the driver and I/O module of correlation, be realized the control to equipment such as Delta, Scara
System.
GLink buses, by FPGA controls, complete gLink bus protocols, realize the reception, transmission and phase of main website data
Close error handle.Pulse module and local I/O system can be connected, step motor control is realized.
Ethernet buses, realize upload/download of PLC program, by built-in FTP, Web, opc server and
DHCP, supports remote access, debugging, control, easily realizes and the integrated application of mobile Internet.
This PLC uses embedded OS WindowsCE, and operation meets opening for IEC61131-3 international norms
Sending out platform Softpro, there is provided 6 axle programming languages：Structure text (ST), instruction catalogue (IL), sequential flowchart (SFC), functional block
Scheme (FBD), ladder diagram (LD), continuous function editing machine (CFC).With abundant industry fortune control storehouse, significantly shorten client secondary
Development time.
The system block diagram of this PLC as shown in Fig. 2
This PLC is integrated with two kinds of expansion bus, is EtherCAT buses, gLink buses respectively.Controller passes through
AC/DC power modules are powered, and pass through gLink buses connection control pulse module and local I/O system, and external remote boot server
Module controls long-range IO.Pass through the equipment such as EtherCAT bus marco EtherCAT drivers and I/O module.
Claims (5)
1. a kind of new PLC, it is characterised in that：Including control panel and interface board, wherein, control panel includes being arranged at
Central processing unit, motion controller, I/O controllers on circuit board, central processing unit are used to control with motion controller, I/O
Task scheduling and communication scheduling between device and between motion controller and I/O controllers；Motion controller, which is used to move, to be controlled
System and EtherCAT Control on Communication；I/O controllers are used for I/O controls and the control of EtherCAT hardware circuits；Central processing unit, fortune
Movement controller, I/O controllers are connected with the corresponding interface on interface board respectively.
2. new PLC according to claim 1, it is characterised in that：Interface board shows including outputting VGA and connect
Mouth, com port, clearing lamp interface, USB port, EtherNet network interfaces, EtherCAT EBIs and the gLink of program operation
EBI；Wherein, EtherNet network interfaces, EtherCAT EBIs and gLink EBIs are controlled by I/O controllers
System.
3. new PLC according to claim 2, it is characterised in that：Interface board includes two, and one of them connects
Outputting VGA display interface, com port, the clearing lamp interface of program operation are set on oralia；Set on another interface board
USB port, EtherNet network interfaces, EtherCAT EBIs and gLink EBIs.
4. new PLC according to claim 1, it is characterised in that：Between central processing unit, motion controller
Communicated using pci bus.
5. new PLC according to claim 1, it is characterised in that：Central processing unit is using X86-based
CPU, motion controller uses DSP Processor, and I/O controllers use FPGA processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720199639.6U CN206489436U (en) | 2017-03-02 | 2017-03-02 | A kind of new PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720199639.6U CN206489436U (en) | 2017-03-02 | 2017-03-02 | A kind of new PLC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206489436U true CN206489436U (en) | 2017-09-12 |
Family
ID=59762733
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720199639.6U Active CN206489436U (en) | 2017-03-02 | 2017-03-02 | A kind of new PLC |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109491301A (en) * | 2019-01-23 | 2019-03-19 | 东莞固高自动化技术有限公司 | Industry internet intelligent controller based on edge calculations architectural framework |
| CN114023171A (en) * | 2021-11-29 | 2022-02-08 | 江苏科技大学 | PLC elevator control experiment device and method based on godson |
| CN114625061A (en) * | 2020-12-08 | 2022-06-14 | 山东新松工业软件研究院股份有限公司 | Navigation controller |
-
2017
- 2017-03-02 CN CN201720199639.6U patent/CN206489436U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109491301A (en) * | 2019-01-23 | 2019-03-19 | 东莞固高自动化技术有限公司 | Industry internet intelligent controller based on edge calculations architectural framework |
| CN114625061A (en) * | 2020-12-08 | 2022-06-14 | 山东新松工业软件研究院股份有限公司 | Navigation controller |
| CN114023171A (en) * | 2021-11-29 | 2022-02-08 | 江苏科技大学 | PLC elevator control experiment device and method based on godson |
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