CN207701525U - Large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system - Google Patents
Large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system Download PDFInfo
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- CN207701525U CN207701525U CN201721447066.0U CN201721447066U CN207701525U CN 207701525 U CN207701525 U CN 207701525U CN 201721447066 U CN201721447066 U CN 201721447066U CN 207701525 U CN207701525 U CN 207701525U
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- bell
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- ingot
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Abstract
The utility model provides a kind of large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system, it is characterized by comprising the bell hydraulic proportional amplification controllers being connected with bell hydraulic cylinder proportioning valve, with the drawing ingot cabin hydraulic proportional amplification controller for drawing ingot cabin hydraulic cylinder proportioning valve to be connected, bell hydraulic proportional amplification controller is connected with bell PLC controller, ingot cabin hydraulic proportional amplification controller is drawn to be connected with ingot cabin PLC controller is drawn, bell PLC controller, drawing ingot cabin PLC controller control host computer with remote center by network respectively and be connected.Accurately bell realization synchronous with drawing ingot cabin multiple hydraulic cylinders can be steadily turned on and off, its error is respectively within the scope of 1mm, and furnace body is kept to be fully sealed, effectively shorten the pumpdown time in large-scale vacuum smelting furnace, improve vacuum metling period and lumber recovery, cost and manual maintenance amount are reduced, and opening and closing bell, drawing ingot and seal operation can be passed through transmission of network to center and control ipc monitor.
Description
Technical field
The utility model is related to a kind of control system, especially a kind of large-scale vacuum smelting furnace hydraulic multi-cylinder synchronous intelligent control
System processed, belongs to automatic control technology field.
Background technology
In large-scale vacuum smelting furnace, especially in the quick-frozen cold hearth of large-scale vacuum electronics, due to existing bell, the opening and closing of ingot cabin is drawn
System by production technology and self-technique condition and vacuum sealing technology requirement limited and existing HAWE programmable controllers at
This is higher, programming is complex, difficult, and programming software is difficult to buy, compatibility is single, cause existing bell hydraulic control,
Draw ingot cabin hydraulic control that cannot synchronize, it is difficult to realize that furnace body is fully sealed, it is difficult to ensure vacuum in stove, influence normally to smelt life
Production.It needs to research and develop a kind of large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system thus, to drawing ingot cabin hydraulic system
Synchronous intelligent control is realized with more oil cylinders of bell hydraulic system, especially bell, drawing ingot cabin hydraulic control system, so
Can accurately enable drawing ingot cabin and more hydraulic cylinders of bell synchronize be turned on and off, and realize being fully sealed for furnace body, from
And ensure being smoothed out for large-scale vacuum smelting furnace production, reduce production control cost.
Invention content
In order to solve the above technical problems, the utility model provides a kind of large-scale vacuum smelting furnace hydraulic multi-cylinder synchronous intelligent control
System processed, it is characterised in that include the bell hydraulic proportional amplification controller being connected with bell hydraulic cylinder proportioning valve, with drawing ingot cabin
The connected drawing ingot cabin hydraulic proportional amplification controller of hydraulic cylinder proportioning valve, bell hydraulic proportional amplification controller are controlled with bell PLC
Device processed is connected, and draws ingot cabin hydraulic proportional amplification controller to be connected with ingot cabin PLC controller is drawn, bell PLC controller draws ingot cabin
PLC controller controls host computer with remote center by network respectively and is connected, to control the current/voltage of PLC controller
It is converted and be enlarged into pulse width modulating signal wave after signal gives corresponding hydraulic proportional amplification controller, generate precisely,
Stable, reliable current/voltage signal is turned on and off to control corresponding proportioning valve, and then synchronous averaging or stopping bell liquid
Cylinder pressure or/and fire door draw ingot cabin hydraulic cylinder works, complete bell and open and feed, close and stop charging, and ingot is drawn to open
And go out product, closing and stopping product, and completes sealing when closed, shorten the behaviour vacuumized in large-scale vacuum smelting furnace
Make the time, ensure being smoothed out for melting production, reduce production cost, facilitates the unified of standby redundancy to order and replace, and should
Control system has higher stability and reliability；Simultaneously will opening and closing bell, draw ingot and seal operation by industry ethernet,
Ethernet switch is sent to center control ipc monitor.
The bell hydraulic proportional amplification controller and bell PLC controller, draw ingot cabin hydraulic proportional amplification controller and
It draws ingot cabin PLC controller to be installed in control room, passes through ethernet communication mode or/and the network communication sides ProfiBus-DP
Formula controls host computer with remote center and is connected；Bell hydraulic proportional amplification controller, draw ingot cabin hydraulic proportional amplification controller with
The bell hydraulic cylinder proportioning valve of live large-scale vacuum smelting furnace draws the hydraulic cylinder proportioning valve electrical connection of ingot cabin.So connection can subtract
The dosage of few transmission cable, reduces cost, and can realize the data between control room PLC controller and remote center's control host computer
Communication and data exchange, realize large-scale vacuum smelting furnace production process in high reliability, the remote control of high control precision and
Monitoring is conducive to energy-saving and emission-reduction and improves production efficiency.Further each remote center control host computer and each PLC of control room are controlled
Device processed is remote to improve system by the inexpensive ProfiBus-DP real-time performances remote data communication of high speed and data exchange
The anti-interference ability of journey communication, improves the reliability of system；It is widely used by being used between host computer and PLC controller
Ethernet is communicated, to reduce network operation cost and maintenance difficulties.Therefore, the utility model has structure letter
Feature single, maintenance is easy, reliability is high.
The PLC controller be SIEMENS PLC-S7-300 automatic controllers, including Siemens S7-300 series remotely connect
Mouth mold block IM153-2, analog quantity AI input modules, digital quantity DI input modules, digital output DO modules, analog output AO
Module, CPU module, PS power modules.
The network communication mode is ethernet communication mode or/and ProfiBus-DP network communication modes, wherein ether
Net includes industry ethernet and Ethernet switch, and industry ethernet is the bus of S7-300+ET200M.
The hydraulic proportional amplification controller is HJ2M2 controllers, by the HJ2M2 controllers by SIEMENS PLC-S7-
Low current/voltage signal of the analog output AO signals of 300 automatic controllers is converted and is enlarged into pulse width modulation
（PWM）Signal wave to generate voltage signal that is reliable and stable and being precisely controlled hydraulic cylinder proportioning valve, then is existed by setting
Simple programming in Siemens S7-300 series of PLC automatic controllers can be completed to synchronize multiple hydraulic cylinders proportioning valve
The control being turned on and off.
The analog output AO modules of the Siemens S7-300 series of PLC controllers, using ethernet communication mode or/
With ProfiBus-DP network communication modes and host computer is controlled by Remote interface module IM153-2 and remote center to connect.
SIEMENS PLC-S7-300 the automatic controllers further include that the hardware configuration of conventional PLC module, PLC are controlled automatically
Processing procedure sequence is write, and is configured and write in SIEMENS PLC-S7-300 automatic controllers, and passes through ethernet communication side
Formula is connected with ProfiBus-DP network communication modes, and communications parameter and address configuration therein is also in SIEMENS PLC-S7-
It is completed in 300 automatic controllers, including initial address, address, communications protocol, the byte length transmitted.
The utility model has following advantages and effect：It using the above scheme, can be accurately by bell hydraulic control system
Multiple hydraulic cylinders and draw the multiple hydraulic cylinders of ingot cabin control system, synchronous realize steadily is turned on and off, and error exists respectively
Within the scope of 1mm, and furnace body is kept to be fully sealed, effectively shortens the operating time vacuumized in large-scale vacuum smelting furnace, function
It is perfect, it is precisely controlled rate and higher stability and reliability with very high, fully meets production and intelligentized control method
It is required that plant maintenance also simpler convenience, reduces equipment failure rate, and it can directly effectively improve the vacuum metling period and become a useful person
Rate increases economic benefit.The usage amount for also dramatically saving control cable simultaneously, reduces cost and manual maintenance amount, makes up
Existing controller buying is difficult, programming software is single, the complicated difficult defect of programming, facilitate standby redundancy it is unified order and
It replaces, and opening and closing bell, drawing ingot and seal operation can be passed through transmission of network to center and control host computer supervision.
Description of the drawings
Fig. 1 is Tthe utility model system structural schematic diagram.
Specific implementation mode
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear to be made to the scope of protection of the utility model
Define.
Such as Fig. 1, large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system provided by the utility model, including with 4
The connected bell hydraulic proportional amplification controller of a bell hydraulic cylinder proportioning valve draws ingot cabin hydraulic cylinder proportioning valve to be connected with 2
It draws ingot cabin hydraulic proportional amplification controller, bell hydraulic proportional amplification controller to be connected with bell PLC controller, draws ingot cabin hydraulic pressure
Ratio enlargement controller is connected with ingot cabin PLC controller is drawn, and bell PLC controller draws ingot cabin PLC controller to pass through network respectively
Host computer is controlled with remote center to be connected；Wherein, bell hydraulic proportional amplification controller and bell PLC controller, drawing ingot cabin liquid
Pressure ratio example amplification controller and ingot cabin PLC controller is drawn to be installed in control room, by ethernet communication mode or/and
ProfiBus-DP network communication modes control host computer with remote center and are connected；Bell hydraulic proportional amplification controller draws ingot cabin
Bell hydraulic cylinder proportioning valve, drawing ingot cabin hydraulic cylinder proportioning valve electricity of the hydraulic proportional amplification controller with live large-scale vacuum smelting furnace
Connection.So connection can reduce the dosage of transmission cable, reduce cost, but can realize control room PLC controller with it is long-range in
The heart controls the data communication and data exchange between host computer, high reliability, height in realization large-scale vacuum smelting furnace production process
The remote control of control accuracy and monitoring are conducive to energy-saving and emission-reduction and improve production efficiency.Further each remote center is controlled
Host computer passes through the ProfiBus-DP real-time performance remote data communication sum numbers of high speed low cost with each PLC controller of control room
According to exchange the reliability of system is improved to improve the anti-interference ability of system remote communication；By host computer and PLC controller
Between communicated using widely used Ethernet, to reduce network operation cost and maintenance difficulties.Therefore,
The utility model has the characteristics that simple in structure, maintenance is easy, reliability is high.
The PLC controller be SIEMENS PLC-S7-300 automatic controllers, including Siemens S7-300 series remotely connect
Mouth mold block IM153-2, analog quantity AI input modules, digital quantity DI input modules, digital output DO modules, analog output AO
Module, CPU module, PS power modules；
The network communication mode is ethernet communication mode or/and ProfiBus-DP network communication modes, wherein ether
Net includes industry ethernet and Ethernet switch, and industry ethernet is S7-300+ET200M buses；
The hydraulic proportional amplification controller is HJ2M2 controllers, by the HJ2M2 controllers by SIEMENS PLC-S7-
Low current/voltage signal of the analog output AO signals of 300 automatic controllers is converted and is enlarged into pulse width modulation
（PWM）Signal wave to generate voltage signal that is reliable and stable and being precisely controlled hydraulic cylinder proportioning valve, then is existed by setting
Simple programming in Siemens S7-300 series of PLC automatic controllers can be completed to synchronize multiple hydraulic cylinders proportioning valve
The control being turned on and off.；
The analog output AO modules of the Siemens S7-300 series of PLC controllers, using ethernet communication mode or/
With ProfiBus-DP network communication modes and host computer is controlled by Remote interface module IM153-2 and remote center to connect；
SIEMENS PLC-S7-300 the automatic controllers further include that the hardware configuration of conventional PLC module, PLC are controlled automatically
Processing procedure sequence is write, and is configured and write in SIEMENS PLC-S7-300 automatic controllers, and passes through ethernet communication side
Formula is connected with ProfiBus-DP network communication modes, and communications parameter and address configuration therein is also in SIEMENS PLC-S7-
It is completed in 300 automatic controllers, including initial address, address, communications protocol, the byte length transmitted.
When work：After giving the current/voltage control signal of PLC controller to corresponding hydraulic proportional amplification controller,
It is converted and be enlarged into pulse width modulating signal wave, accurate, stable, reliable voltage signal is generated to control corresponding ratio
Valve is turned on and off, and then synchronous averaging or is stopped bell hydraulic cylinder or/and drawn ingot cabin hydraulic cylinder works, complete bell open and
Charging closes and stops charging, and draw ingot to open and go out product, closing and stopping product, and complete sealing when closed,
Shorten the operating time vacuumized in large-scale vacuum smelting furnace, ensure being smoothed out for melting production, reduces production cost, side
Just the unified of standby redundancy is ordered and is replaced, and the control system has higher stability and reliability；Stove will be opened and closed simultaneously
Lid draws ingot and seal operation to be sent to center control host computer by industry ethernet, Ethernet switch, to monitor.
Claims (7)
1. a kind of large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system, it is characterised in that including with bell hydraulic cylinder ratio
The connected bell hydraulic proportional amplification controller of example valve, amplifies with the drawing ingot cabin hydraulic proportional for drawing ingot cabin hydraulic cylinder proportioning valve to be connected
Controller, bell hydraulic proportional amplification controller are connected with bell PLC controller, draw ingot cabin hydraulic proportional amplification controller and draw
Ingot cabin PLC controller is connected, and bell PLC controller draws ingot cabin PLC controller upper by network and remote center's control respectively
Machine is connected.
2. large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system according to claim 1, it is characterised in that institute
Bell hydraulic proportional amplification controller and bell PLC controller are stated, ingot cabin hydraulic proportional amplification controller is drawn and draws ingot cabin PLC controls
Device processed is installed in control room, passes through ethernet communication mode or/and ProfiBus-DP network communication modes and remote center
Host computer is controlled to be connected.
3. large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system according to claim 1, it is characterised in that stove
Lid hydraulic proportional amplification controller, the bell hydraulic cylinder for drawing ingot cabin hydraulic proportional amplification controller and live large-scale vacuum smelting furnace
Proportioning valve draws the hydraulic cylinder proportioning valve electrical connection of ingot cabin.
4. large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system according to claim 1, it is characterised in that institute
It is SIEMENS PLC-S7-300 automatic controllers, including Siemens S7-300 series Remote interface modules to state PLC controller
IM153-2, analog quantity AI input modules, digital quantity DI input modules, digital output DO modules, analog output AO modules,
CPU module, PS power modules.
5. large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system according to claim 2, it is characterised in that institute
It states in ethernet communication mode, Ethernet includes industry ethernet and Ethernet switch, industry ethernet S7-300+
The bus of ET200M.
6. large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system according to claim 1, it is characterised in that institute
It is HJ2M2 controllers to state hydraulic proportional amplification controller.
7. large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system according to claim 4, it is characterised in that institute
The analog output AO modules for stating SIEMENS PLC-S7-300 automatic controllers, using ethernet communication mode or/and
ProfiBus-DP network communication modes are simultaneously connect by Remote interface module IM153-2 and remote center's control host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721447066.0U CN207701525U (en) | 2017-11-02 | 2017-11-02 | Large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721447066.0U CN207701525U (en) | 2017-11-02 | 2017-11-02 | Large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207701525U true CN207701525U (en) | 2018-08-07 |
Family
ID=63021921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721447066.0U Active CN207701525U (en) | 2017-11-02 | 2017-11-02 | Large-scale vacuum smelting furnace hydraulic multi-cylinder synchronization intelligence control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207701525U (en) |
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2017
- 2017-11-02 CN CN201721447066.0U patent/CN207701525U/en active Active
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