CN108319215A - The vacuum equipment control device and system of multivariable - Google Patents
The vacuum equipment control device and system of multivariable Download PDFInfo
- Publication number
- CN108319215A CN108319215A CN201810131232.9A CN201810131232A CN108319215A CN 108319215 A CN108319215 A CN 108319215A CN 201810131232 A CN201810131232 A CN 201810131232A CN 108319215 A CN108319215 A CN 108319215A
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- vacuum equipment
- multivariable
- host computer
- control device
- equipment control
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Classifications
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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
- G05B19/054—Input/output
-
- 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
- G05B2219/11—Plc I-O input output
- G05B2219/1103—Special, intelligent I-O processor, also plc can only access via processor
Abstract
The present invention provides the vacuum equipment control device and system of multivariable, it is related to measuring detection technique field, wherein the vacuum equipment control device of the multivariable includes：The remote-terminal unit being sequentially connected, central processing unit, network transmitting unit and host computer, in use, it is used to convert the variable information in collected vacuum equipment to variable signal by remote-terminal unit first, later operation is carried out for variable signal to be put into pre-set processing model by central processing unit, obtain variable end value, in this way, network transmitting unit is used to variable end value being sent to host computer, and by host computer for externally showing variable end value after receiving external trigger, compared with prior art, first collected variable signal is handled by central processing unit in above-mentioned processing procedure, and variable end value is sent to by host computer by network transmission, so as to effectively promote the real-time of data handling procedure.
Description
Technical field
The present invention relates to the vacuum equipment control devices and system that measure detection technique field more particularly to multivariable.
Background technology
Vacuum equipment is generation, improves and maintain the device of vacuum, and the vacuum environment of inside is certain particular/special requirements
Production operation institute is required.For vacuum equipment normal operation, vacuum system is set accordingly for vacuum equipment, i.e., by vacuum system
To control the running of vacuum equipment.In general, vacuum system is the system controlled by vacuum pump, PLC program, vacuum can be made in this way
Air accumulator, vacuum pipe, vacuum valve, the well-regulated work such as filtering assembly overseas in equipment.
During use, collected data are first sent to PLC by each acquisition node in vacuum equipment, later, by
PLC is transferred to computer by 485 or 232 bus interface and carries out operation, to detect each acquisition node in vacuum equipment
Information.Above-mentioned control flow in more small-sized vacuum equipment using commonplace, by the object for measuring and controlling in the inner
Relatively fewer, control flow is simple, small, still, under most of application scenarios, using above-mentioned PLC+ computers (for example,
Upper industrial personal computer) building form, be unfavorable for the optimization of several aspects such as cost, performance, globality, handling.The reason is that,
Vacuum equipment in actual motion is all huger, has been internally integrated multiple acquisition nodes, vacuum system as shown in Figure 1,
And temperature system shown in Fig. 2, by obtaining the data of each acquisition node, then summarized to PLC by connection cables and
Computer is handled, and the operation real-time of data can be caused poor.
To sum up, the poor problem of data processing real-time, there is no effective solution during being controlled at present about vacuum equipment
Certainly method.
Invention content
In view of this, the vacuum equipment control device and system for being designed to provide multivariable of the embodiment of the present invention,
By the way that remote-terminal unit, central processing unit, network transmitting unit and host computer etc. is arranged, data handling procedure is effectively improved
Real-time.
In a first aspect, an embodiment of the present invention provides the vacuum equipment control devices of multivariable, including：What is be sequentially connected is remote
Journey terminal unit, central processing unit, network transmitting unit and host computer；
Remote-terminal unit, for converting the variable information in collected vacuum equipment to variable signal；
Central processing unit carries out operation for variable signal to be put into pre-set processing model, obtains variable knot
Fruit value；
Network transmitting unit, for variable end value to be sent to host computer；
Host computer, for externally showing variable end value after receiving external trigger.
With reference to first aspect, an embodiment of the present invention provides the first possible embodiments of first aspect, wherein remote
The number of journey terminal unit is multiple, and multiple remote-terminal units are separately positioned at the different location of vacuum equipment, and, it is multiple
Remote-terminal unit is respectively used to the different types of variable information in acquisition vacuum equipment.
The possible embodiment of with reference to first aspect the first, an embodiment of the present invention provides second of first aspect
Possible embodiment, wherein central processing unit is STM32 chips.
With reference to first aspect, an embodiment of the present invention provides the third possible embodiments of first aspect, wherein net
Network transmission unit includes the cable-network transmission unit and wireless network transmissions unit of parallel connection.
The third possible embodiment with reference to first aspect, an embodiment of the present invention provides the 4th kind of first aspect
Possible embodiment, wherein remote-terminal unit includes temperature sensor；
Temperature sensor, for converting the temperature information in collected vacuum equipment to temperature signal；
Central processing unit carries out operation for temperature signal to be put into pre-set temperature model, obtains temperature knot
Fruit value；
Network transmitting unit, for temperature results value to be sent to host computer；
Host computer, for externally showing temperature results value after receiving external trigger.
The third possible embodiment with reference to first aspect, an embodiment of the present invention provides the 5th kind of first aspect
Possible embodiment, wherein remote-terminal unit includes pressure sensor；
Pressure sensor, for converting the pressure information in collected vacuum equipment to pressure signal；
Central processing unit carries out operation for pressure signal to be put into pre-set pressure model, obtains pressure knot
Fruit value；
Network transmitting unit, for pressure result value to be sent to host computer；
Host computer, for externally showing pressure result value after receiving external trigger.
The 4th kind of possible embodiment with reference to first aspect, an embodiment of the present invention provides the 6th kind of second aspect
Possible embodiment, wherein host computer is externally shown after carrying out operation using C Plus Plus.
The 5th kind of possible embodiment with reference to first aspect, an embodiment of the present invention provides the 7th kind of first aspect
Possible embodiment, wherein further include log manager, log manager is connected with host computer；
Log manager, for showing operating condition of host computer during external displaying.
The 5th kind of possible embodiment with reference to first aspect, an embodiment of the present invention provides the 8th kind of first aspect
Possible embodiment, wherein further include electromagnetic shielding shell, electromagnetic shielding shell is wrapped in the outer surface of central processing unit；
Electromagnetic shielding shell, for removing the electromagnetic interference around central processing unit.
Second aspect, an embodiment of the present invention provides the vacuum equipment control systems of multivariable, including：Monitor and above-mentioned
The vacuum equipment control device of the multivariable of any one；
Monitor is connected with the vacuum equipment control device of multivariable；
Monitor, the operating status of the vacuum equipment control device for monitoring multivariable.
The vacuum equipment control device and system of multivariable provided in an embodiment of the present invention, wherein the vacuum of the multivariable
Plant control unit includes：Remote-terminal unit, central processing unit, network transmitting unit and the host computer being sequentially connected, in work
When making, it was used for converting the variable information in collected vacuum equipment to variable signal by remote-terminal unit before this, needed
It illustrates, in specific implementation process, above-mentioned variable information generally includes vacuum information and temperature information, later in
Central processor is used for variable signal being put into pre-set processing model carrying out operation, i.e., correspondingly, by pre-set
Vacuum mould to carry out operation to vacuum information, carries out operation to temperature information by pre-set temperature model, is become
End value is measured, is used for variable end value being sent to host computer by network transmitting unit later, it is clear that with serial ports transmission form phase
Than the transmission for the realization variable end value that network transmission can be more convenient is receiving external touch by host computer later
Variable end value is externally shown after hair, by above-mentioned processing procedure, variable that can conveniently to being acquired in vacuum equipment
Information is transmitted and handles, and to efficiently solve the problems, such as that data processing real-time is poor, further improves vacuum and sets
The treatment effeciency of data during standby control.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and is obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 shows the connection figure of the typical ring moulds device vacuum system provided in the prior art；
Fig. 2 shows the connection figures of the typical ring moulds device temperature system provided in the prior art；
Fig. 3 shows the structural framing figure of the vacuum equipment control system for the multivariable that the embodiment of the present invention is provided；
Fig. 4 shows the connection diagram of the vacuum equipment control system for the multivariable that the embodiment of the present invention is provided.
Icon：1- remote-terminal units；2- central processing units；3- network transmitting units；4- host computers；5- monitors；6-
The vacuum equipment control device of multivariable.
Specific implementation mode
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, the detailed description of the embodiment of the present invention to providing in the accompanying drawings is not intended to limit claimed invention below
Range, but it is merely representative of the selected embodiment of the present invention.Based on the embodiment of the present invention, those skilled in the art are not doing
The every other embodiment obtained under the premise of going out creative work, shall fall within the protection scope of the present invention.
Currently, multiple acquisition nodes would generally be set in vacuum equipment to be acquired to data such as temperature, pressure, it
Afterwards, collected data are first sent to PLC by each acquisition node, and computer is transferred to by 485 serial line interfaces by PLC, this
Sample detects the information of each acquisition node in vacuum equipment.But under most of application scenarios, using above-mentioned PLC and meter
The building form of calculation machine, data processing it is not prompt enough.The reason is that, the vacuum equipment in actual motion is all huger,
Be internally integrated multiple acquisition nodes, by obtaining the data of each acquisition node, then by connection cables be transferred to PLC and
Computer is handled, and the operation real-time of data can be caused poor.
Based on this, an embodiment of the present invention provides the vacuum equipment control devices and system of multivariable, below by implementation
Example is described.
Embodiment 1
Referring to Fig. 3, the vacuum equipment control device for the multivariable that the present embodiment proposes specifically includes：What is be sequentially connected is long-range
Terminal unit 1, central processing unit 2, network transmitting unit 3 and host computer 4, in use, first, remote-terminal unit is used
In converting the variable information in collected vacuum equipment to variable signal, secondly, central processing unit is used for variable signal
It is put into pre-set processing model and carries out operation, need to illustrate, pre-set processing model is according to pre-
The vacuum or temperature model that first collected variable information is established, corresponding variable knot is obtained according to mutually applicable processing model
Fruit value, later, network transmitting unit are used to variable end value being sent to host computer by network, in this way, host computer is used for
Variable end value is externally shown after receiving external trigger, so that user monitors.
It needs to illustrate, remote-terminal unit, abbreviation RTU, full name in English Remote Terminal Unit, it is main
To be used for that on-site signal, industrial equipment are monitored and are controlled.Remote-terminal unit usually inputs/goes out module, micro- by signal
The compositions such as processor, wire/wireless communication apparatus, power supply and shell, and then realize telemetering to the instrument of production scene, distant
The functions such as control, remote signalling and remote regulating.Compared with common programmable controller PLC, remote-terminal unit has excellent communication energy
The memory capacity of power and bigger.In the present embodiment, the number of remote-terminal unit is multiple, multiple remote-terminal unit difference
It is arranged at the different location of vacuum equipment, in this way, the variable in vacuum equipment can be monitored by multiple remote-terminal units
Information, also, multiple remote-terminal units are respectively used to the different types of variable information in acquisition vacuum equipment, i.e. inhomogeneity
The remote-terminal unit of type can acquire the variable information at vacuum equipment different location according to use demand.
In order to further increase the process performance of central processing unit, above-mentioned central processing unit uses STM32 chips.STM32
Family chip is internally integrated the ARM kernels for aiming at and the Embedded Application of high-performance, low cost, low-power consumption being required specially to design,
Its in the process of running it is low in energy consumption, performance is good and has the chip of multiple models that can be adapted to peripheral hardware.Specifically, working as
Under all peripheral hardwares are in running order, 36mA electric currents are consumed when frequency is 72MHz, drop to 2 μ A when standby.In addition, STM32 cores
Piece is compatible with the I/O pins of 5V, has excellent secure clock pattern, the low-power consumption mode with arousal function, operating temperature range
Greatly：- 40 DEG C to+85 DEG C or 105 DEG C, suitable for being used under several scenes.
Specifically, network transmitting unit includes the cable-network transmission unit and wireless network transmissions unit of parallel connection.
It needs to illustrate, cable network is a kind of computer network connected using coaxial cable, twisted-pair feeder and optical fiber.Have
Gauze network is cheap, need certain installation space, transmission rate and anti-interference ability is limited, transmission range is shorter.Wireless network
Network mainly makees transmission medium using air, carrys out transmission data as carrier by electromagnetic wave and infrared ray etc., with cable network phase
Than wireless network installation and use are more flexible, and use is also not necessarily limited to some space.It is connected by serial ports cable with existing
Mode compare, variable end value is sent to by host computer by network transmitting unit, data transfer bandwidth bigger, transmission is more
Fast.
Under a kind of usage scenario of the present embodiment, in order to measure the temperature conditions in vacuum equipment, remote-terminal unit
Including temperature sensor, in use, first being used for converting the temperature information in collected vacuum equipment to by temperature sensor
Temperature signal, later, central processing unit carry out operation for temperature signal to be put into pre-set temperature model, herein
Temperature model is established according to temperature value gathered in advance, obtains temperature results value in this way, and later, network transmitting unit is used for
Temperature results value is sent to host computer, later, host computer is used to externally show temperature results value after receiving external trigger,
So that user monitors the temperature conditions in vacuum equipment.
Under another usage scenario of the present embodiment, in order to measure the pressure condition in vacuum equipment, remote terminal list
Member includes pressure sensor, in use, pressure sensor is used to convert the pressure information in collected vacuum equipment to pressure
Force signal, later, central processing unit carry out operation for pressure signal to be put into pre-set pressure model, obtain pressure
End value, later, network transmitting unit are used to pressure result value being sent to host computer, and later, host computer is for receiving
Pressure result value is externally shown after external trigger, so that user monitors the pressure condition in vacuum equipment.
Specifically, host computer is externally shown after carrying out operation using C Plus Plus.C++ is a kind of program of object-oriented
Design, operation efficiency is high, is suitable for the calculating of large-scale data, meanwhile, it supports data encapsulation and image watermarking, support to inherit
With reuse, support polymorphism.Host computer using C Plus Plus carry out operation, the operation of completion mass data that can be rapidly and efficiently,
Effectively promote the real-time of data processing.
In addition, the vacuum equipment control device of the multivariable further includes log manager, and in the control device, daily record pipe
Reason device is connected with host computer, and log manager is used to show operating condition of host computer during external displaying.Log management
Device is used for the information of hardware, software and system problem in record system.The reason of occurring for quick check error can transfer day
The daily record data of will manager record is analyzed.In this way, log manager can allow you to fully understand the environment of oneself, lead to
It crosses in log manager and shows operating condition of host computer during external displaying to determine the basic reason of failure, to keep away
Exempt from the valuable fault-remove time of waste, the operating condition of host computer is carried out while external displaying, locking as early as possible to be helped to occur
The problem of.
In addition, dry in order to reduce above-mentioned remote-terminal unit and the network transmitting unit electromagnetism caused by central processing unit
It disturbs, the vacuum equipment control device of the multivariable further includes electromagnetic shielding shell, and above-mentioned electromagnetic shielding shell is wrapped in central processing unit
Outer surface, need exist for illustrating, electromagnetic shielding shell is used to remove electromagnetic interference around central processing unit.Electromagnetism
Shielding case weakens in some region of space by the electromagnetic effect of certain field strength.Here, electromagnetic shielding shell is by copper, aluminium, steel etc.
One kind in metal is made, and in some scenarios, electromagnetic shielding shell can also replace with shielding case, to shield external electromagnetic wave pair
The influence of internal circuit, and reduce the internal electromagnetic wave outside radiation generated.
In conclusion the vacuum equipment control device of multivariable provided in this embodiment includes：The long-range end being sequentially connected
End unit, central processing unit, network transmitting unit and host computer, remote-terminal unit is used for will be in collected vacuum equipment
Variable information is converted into variable signal, and central processing unit is transported for variable signal to be put into pre-set processing model
It calculates, obtains variable end value, network transmitting unit is used to variable end value being sent to host computer, and host computer is for receiving
Variable end value is externally shown after external trigger.By above-mentioned processing procedure, adopted to the variable information in vacuum equipment
It, being capable of the more convenient effective transmission and processing for realizing variable information, especially remote-terminal unit, central processing when collection
The setting of device, network transmitting unit effectively enhances its data-handling capacity and transmittability, improves the real-time of data processing
Property, to improve the treatment effeciency of data during vacuum equipment control.
Embodiment 2
Referring to Fig. 4, the vacuum equipment control system for present embodiments providing multivariable includes：Monitor 5 and any of the above-described
The vacuum equipment control device 6 of the multivariable of item, within the system, the vacuum equipment control device phase of monitor and multivariable
Even, during use, monitor is used for monitoring the operating status of the vacuum equipment control device of multivariable.It needs to illustrate
It is that monitor is the important component of closed monitor system, typically the display portion of monitoring system, is equivalent to associated monitoring
" eyes " of personnel, at the same also be post-survey play the role of it is key.Compared with general display, the image of monitor is clear
Clear degree is high, and color rendition degree is good.
In conclusion the vacuum equipment control system of multivariable provided in this embodiment includes：Monitor and any of the above-described
The vacuum equipment control device of the multivariable of item, also, monitor is connected with the vacuum equipment control device of multivariable, implements
When, monitor is used for monitoring the operating status of the vacuum equipment control device of multivariable, so as to enable relevant staff
The operating status of the visual and clear vacuum equipment control device for viewing multivariable, it is convenient and efficient.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
Specific work process, can refer to previous embodiment in corresponding process, details are not described herein.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.To those skilled in the art, it can understand above-mentioned term in the present invention with concrete condition
Concrete meaning.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
Finally it should be noted that：Embodiment described above, only specific implementation mode of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, it can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. the vacuum equipment control device of multivariable, which is characterized in that including：The remote-terminal unit that is sequentially connected, centre
Manage device, network transmitting unit and host computer；
The remote-terminal unit, for converting the variable information in collected vacuum equipment to variable signal；
The central processing unit carries out operation for the variable signal to be put into pre-set processing model, is become
Measure end value；
The network transmitting unit, for the variable end value to be sent to the host computer；
The host computer, for externally showing the variable end value after receiving external trigger.
2. the vacuum equipment control device of multivariable according to claim 1, which is characterized in that the remote-terminal unit
Number be multiple, multiple remote-terminal units are separately positioned at the different location of vacuum equipment, and, it is multiple described remote
Journey terminal unit is respectively used to the different types of variable information in acquisition vacuum equipment.
3. the vacuum equipment control device of multivariable according to claim 2, which is characterized in that the central processing unit is
STM32 chips.
4. the vacuum equipment control device of multivariable according to claim 1, which is characterized in that the network transmitting unit
Cable-network transmission unit including parallel connection and wireless network transmissions unit.
5. the vacuum equipment control device of multivariable according to claim 4, which is characterized in that the remote-terminal unit
Including temperature sensor；
The temperature sensor, for converting the temperature information in collected vacuum equipment to temperature signal；
The central processing unit carries out operation for the temperature signal to be put into pre-set temperature model, obtains temperature
Spend end value；
The network transmitting unit, for the temperature results value to be sent to the host computer；
The host computer, for externally showing the temperature results value after receiving external trigger.
6. the vacuum equipment control device of multivariable according to claim 4, which is characterized in that the remote-terminal unit
Including pressure sensor；
The pressure sensor, for converting the pressure information in collected vacuum equipment to pressure signal；
The central processing unit carries out operation for the pressure signal to be put into pre-set pressure model, is pressed
Power end value；
The network transmitting unit, for the pressure result value to be sent to the host computer；
The host computer, for externally showing the pressure result value after receiving external trigger.
7. the vacuum equipment control device of multivariable according to claim 5, which is characterized in that the host computer uses C+
+ language is externally shown after carrying out operation.
8. the vacuum equipment control device of multivariable according to claim 6, which is characterized in that further include log management
Device, the log manager are connected with the host computer；
The log manager, for showing operating condition of host computer during the external displaying.
9. the vacuum equipment control device of multivariable according to claim 6, which is characterized in that further include electromagnetic shielding
Shell, the electromagnetic shielding shell are wrapped in the outer surface of the central processing unit；
The electromagnetic shielding shell, for removing the electromagnetic interference around the central processing unit.
10. the vacuum equipment control system of multivariable, which is characterized in that including：Monitor and such as any one of claim 1-9 institutes
The vacuum equipment control device for the multivariable stated；
The monitor is connected with the vacuum equipment control device of the multivariable；
The monitor, the operating status of the vacuum equipment control device for monitoring the multivariable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810131232.9A CN108319215A (en) | 2018-02-08 | 2018-02-08 | The vacuum equipment control device and system of multivariable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810131232.9A CN108319215A (en) | 2018-02-08 | 2018-02-08 | The vacuum equipment control device and system of multivariable |
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| CN201810131232.9A Pending CN108319215A (en) | 2018-02-08 | 2018-02-08 | The vacuum equipment control device and system of multivariable |
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| CN110825003A (en) * | 2019-12-02 | 2020-02-21 | 安徽泰臻真空科技有限公司 | Vacuum equipment monitoring control system |
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Application publication date: 20180724 |