CN105750110B - Automated condtrol electrostatic spraying quick on-off system and its control method - Google Patents
Automated condtrol electrostatic spraying quick on-off system and its control method Download PDFInfo
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- CN105750110B CN105750110B CN201610167264.5A CN201610167264A CN105750110B CN 105750110 B CN105750110 B CN 105750110B CN 201610167264 A CN201610167264 A CN 201610167264A CN 105750110 B CN105750110 B CN 105750110B
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- pole pipe
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/053—Arrangements for supplying power, e.g. charging power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
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- Electrostatic Spraying Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
A kind of Automated condtrol electrostatic spraying quick on-off system and its control method, belong to electrostatic spraying technical field.Including the injection substrate on mobile platform and platform（1）, electric charge produce and injection device（2）, partial pressure and circuit protection resistance（3）, liquid storage and conveying device（4）, electrostatic spraying shower nozzle（5）, high-voltage three-pole pipe（6）, high-voltage three-pole pipe driving plate（7）, divider resistance（8）, break-make mode control circuit plate（9）, supervisory controller（10）, mobile platform controller（11）.The system is loaded into the voltage of electrostatic spraying shower nozzle by controlling the on off operating mode of high-voltage three-pole pipe in control circuit, so as to quickly control the state of electrostatic spraying system switching.Electrostatic spraying system includes four kinds of different spray regimes, and to meet the needs of to different spray applications, control system of the present invention has practicality, injection controllability, can have very big value in industrialized production.
Description
Technical field
The present invention relates to a kind of Automated condtrol electrostatic spraying quick on-off system and its control method, belong to electrostatic spraying
Technical field.
Background technology
Electrostatic spraying is substantially to make liquid dispersion using electrostatic force so as to produce the technology of the fine drop with electrostatic,
Generally these fine drops situation spouting as water column, referred to as jet can be formed in this process.One-jet electrostatic
The single jet that jet mode is formed, which includes, arranges a succession of substantially identical electrostatic drop in alignment.Injection
Flow leakage Jie that the physical principle of electrostatic spraying has been proposed in the 1960s by G.Taylor and J.R.Melcher et al.
Matter model explained, reference can be made to Annual Review of Fluid Mechanics, 1969,1,111-146
Electrohydrodynamics :The texts such as A Review of the Role of Interfacial Shear Stresses
Offer.It is deformed forming Taylor cones using electrostatic field induced fluid, and the taper of different electrostatic place formings is different, works as electricity
Pressure can control spraying system to eject one-jet when smaller.Electrostatic spraying technical equipment is simple, manufacturing cost is low, normal temperature, often
Quick, the high accuracy manufacture of micro-nano structure can be realized under pressure, non-clean environment in a variety of substrates, can more meet flexible electronic device
The high-volume continuous production requirement of part, and the integrated of organic electronic and biological devices can be realized.Electrostatic spraying technology is unique with it
The advantages of, huge development potentiality and market prospects are shown in various fields.
But current one-jet electrostatic spraying also lacks a kind of automation and quickly break-make control device, is badly in need of spraying
Made progress on printing apparatus.And at present problems faced for can not be simple and quick obtain some specific break-make effect, so as to
The special pattern containing break-make can be drawn, the method by controlling fluid flow or being inputted by directly adjusting electric charge, nothing
Method carries out the regulation of break-make in a short time, also extensive can not carry out high accuracy according on off operating mode set in advance and can
The on off operating mode of repeatability.
The content of the invention
Continuous quick injection is carried out according to necessary requirement or stop control to spray it is an object of the invention to provide one kind
Go out required figure and reach the Automated condtrol electrostatic spraying quick on-off system for realizing default fine pattern spray and its control
Method processed.
The present invention be just directed to it is a kind of have practicality, be easy to controllability, can be extensive real in industrialized production
Electrostatic spraying on-off controlling system.A kind of electrostatic spraying system of Automated condtrol quick on-off, it is characterised in that：Including
Injection substrate, electric charge on mobile platform and platform produce and injection device, partial pressure and circuit protection resistance, liquid store and defeated
Send device, electrostatic spraying shower nozzle, high-voltage three-pole pipe, high-voltage three-pole pipe driving plate, divider resistance, break-make mode control circuit plate,
Supervisory controller and mobile platform controller；The output end of mobile platform controller and the injection base on mobile platform and platform
The signal input part at bottom, which is connected, provides mobile control signal；Electric charge produces and the earth terminal of injection device and mobile platform and platform
On injection substrate be connected；Electric charge produces and the other end of injection device is connected with the first end of partial pressure and circuit protection resistance；
Second end of partial pressure and circuit protection resistance is connected to the colelctor electrode and electrostatic spraying shower nozzle of high-voltage three-pole pipe；High-voltage three-pole pipe
Emitter stage be connected with the first end of divider resistance；Second end of divider resistance is connected to the ground connection of electric charge generation and injection device
End and the earth terminal of the injection substrate on mobile platform and platform；The grid and emitter stage of high-voltage three-pole pipe and high-voltage three-pole pipe
The output end of driving plate is connected；The optical fiber of the optic fibre input end of high-voltage three-pole pipe driving plate and break-make mode control circuit plate is defeated
Go out end to be connected；The first input end of break-make mode control circuit plate is connected by the output end of serial ports and supervisory controller；Together
When mobile platform controller output end be connected with the second input of break-make mode control circuit plate provide linkage pattern needed for
Signal；Liquid stores and conveying device provides the liquid of required injection to electrostatic spraying shower nozzle;Break-make mode control circuit plate
Comprising a single-chip microcomputer, 232 serial ports, a mu balanced circuit, an amplifying circuit and a voltage read interface；232 strings
Mouth is connected with the serial ports of supervisory controller, and single-chip I/O mouth one mu balanced circuit of connection is connected to an amplifying circuit and uses and lead to
The optical fiber interface that optical fiber interface is crossed with high-voltage three-pole pipe driving plate is connected, and a voltage reads one end and the mobile platform control of interface
The voltage output interface of device processed is connected, and the other end is connected with the IO of single-chip microcomputer.The electrostatic of the Automated condtrol quick on-off
Penetrate the control method of system, it is characterised in that：By controlling the on off operating mode of high-voltage three-pole pipe, the cooperation with divider resistance, control
System is carried in the voltage swing of electrostatic spraying system shower nozzle；Wherein when high-voltage three-pole pipe is in off state, high-voltage three-pole pipe
Internal resistance be a larger resistance, with divider resistance coordinate after, be carried in of a relatively high for one on electrostatic spraying shower nozzle
Magnitude of voltage so that spraying system reaches the threshold value that can spray jet；It is high wherein when high-voltage three-pole pipe is in channel status
Press triode internal resistance be a less resistance, with resistance circuit cooperation after, be carried on electrostatic spraying shower nozzle for one
Relatively low magnitude of voltage so that spraying system can not reach the threshold value that can spray exit flow.
The electrostatic spraying system of Automated condtrol quick on-off is carried out certainly using host computer to the state of electrostatic spraying system
Dynamicization controls, it is characterised in that the reaction time is very fast, and the change of voltage is different from mechanical control method or other modes, and it is to letter
Number be swift in response, the change of spray regime can be realized within a short period of time.When forming taper, taper is stable；In
When not having taper during disconnection, its state is also very stable, and no drop drips.The shape of shower nozzle is controlled using the method for high-voltage three-pole pipe
State, its control circuit is simple, and triode is swift in response so delay or error when break-make are smaller.Break-make Schema control electricity
Connected between road plate and high-voltage three-pole pipe driving plate using optical fiber so that control circuit is safe and reliable, is swift in response.
Supervisory controller has four kinds of spray regimes：Always spray regime, continue not spray regime, periodicity spurting
State and linkage pattern state；Wherein, periodicity spray regime is to be followed with a specific injection and specific turn-off time
The state that ring spray is penetrated, injection and the time disconnected can be inputted；Linkage pattern state is that electrostatic spraying shower nozzle controls with mobile platform
Device coordinates linkage, to eject the X-Y scheme set in mobile platform;When selection has shape in above-mentioned supervisory controller
After state state modulator mode, supervisory controller sends corresponding character string, and break-make mode control circuit is sent to by serial ports
Plate, break-make mode control circuit plate carry out parsing and know corresponding spray regime and produce corresponding PWM ripples after receiving character string,
PWM ripples are transferred to high-voltage three-pole pipe driving plate by optical fiber and drive high-voltage three-pole management and control state parameter, are specifically included：Pass through
Change the time do not sprayed in the time adjustment electrostatic spraying of high level in PWM ripples；By changing the low level time in PWM ripples
The time sprayed in regulation electrostatic spraying；The figure ejected and total injecting time are adjusted by the number for changing PWM ripple medium waves.
The method for changing spray regime using host computer is simple and convenient, is pressed by the required break-make mode in option program
Button, shower nozzle can be sprayed according to required state.By being selected on the LABVIEW software programs interface of supervisory controller
The break-make pattern needed, PWM corresponding to different mode is transferred to by optical fiber by the parsing of break-make mode control circuit plate
High-voltage three-pole pipe driving plate, then different break-make patterns is realized by high pressure triode driving plate driving high-voltage three-pole pipe.（1）If
Detected command signal is periodicity spray regime；The state parameter includes：Electrostatic spraying spray every time jet when
Between, stopping every time spraying the time of jet, and number of circulation, etc.；Automatic control system will be according to the injection of setting
Time, dwell time and cycle-index form the square wave of control high-voltage three-pole pipe.The square wave is carried on high-voltage three-pole pipe and controlled
Its on off operating mode.Compared with actual setpoint, the actual time delay error of turn-off time only in ms ranks, and when the error is main by
Produced by electrostatic spraying property, so the error has been the minimum value in theoretical rank.（2）If the command signal detected
For the spray regime that links；Break-make Schema control plate controls high-voltage three-pole by obtaining the make-and-break voltage in mobile platform controller
Pipe is to draw the figure of defined in mobile platform.It is characterized in that：Input needs the figure that draws in platform, when figure not
Consecutive hours, that is, when there is path and off state change, the change of output voltage can be produced.It is high using this voltage change, control
Press the on off state of triode.When needing to draw line in mobile platform, platform can export a high level, and high level is transferred to
Break-make mode control circuit plate, by high-voltage three-pole pipe driving plate, control high-voltage three-pole pipe opens off state.When mobile flat
When platform need not draw line, platform can export a low level, be equally transferred to break-make mode control circuit plate, pass through high pressure three
Pole pipe driving plate, be carried in high-voltage three-pole pipe is a low level.（3）If detected command signal is to spray always
State, high-voltage three-pole pipe can be constantly in off state, and electrostatic spraying shower nozzle can receive a high voltage, electrostatic spraying spray
Head is in spray regime.（4）If detected command signal is spray regime, high-voltage three-pole pipe can not be constantly in connection
State, electrostatic spraying shower nozzle can receive a low voltage, can not meet eject request, and shower nozzle is in the shape that can not be sprayed
State.
The linkage pattern state is electrostatic spraying shower nozzle（5）Coordinate with the ground of mobile platform controller and link, with injection
Go out the X-Y scheme set in mobile platform.Its implementation is that mobile platform controller connects with break-make mode control circuit plate
Connecing, break-make mode control circuit plate reads the make-and-break signal of mobile platform controller in real time, when selecting linkage pattern, break-make mould
Formula control board is changed by reading make-and-break voltage caused by different graphic in mobile platform, forms PWM ripples control high pressure three
The on off operating mode of pole pipe, eject the control mode of required figure.
When the figure containing break-make line of spray printing required for being inputted in mobile platform controller, under linkage pattern,
The figure that institute's spray printing goes out has higher similarity with setting figure, and its error is high in 0.2mm or so, accuracy.
Controller for liquid flow is additionally provided between liquid storage and conveying device and electrostatic spraying shower nozzle or liquid is defeated
Send switch.
Controller for liquid flow or liquid conveying switch effectively can carry out flow control to the liquid provided, when
When needing to provide liquid, that is, control controlling switch is opened, it is easy to control.
Brief description of the drawings
Fig. 1 is the front schematic view of first embodiment of the invention；
Fig. 2 is the pattern figure of first embodiment of the invention；
Fig. 3 is the design sketch of first embodiment of the invention；
Fig. 4 is the front schematic view of second embodiment of the invention；
Fig. 5 is break-make mode control circuit plate schematic diagram of the present invention
Label title in figure：1st, the injection substrate on mobile platform and platform, 2, electric charge produces and injection device, 3, partial pressure
And circuit protection resistance, 4, liquid storage and conveying device, 5, electrostatic spraying shower nozzle, 6, high-voltage three-pole pipe, 7, high-voltage three-pole pipe
Driving plate, 8, divider resistance, 9, break-make mode control circuit plate, 10, supervisory controller, 11, mobile platform controller, 12,
Controller for liquid flow or liquid conveying switch.
Embodiment
As illustrated, an electrostatic spraying on-off controlling system can include following part or all of device：One movement
Injection substrate on platform and platform, an electric charge produces and injection device, a partial pressure and circuit protection resistance, a liquid
Storage and conveying device, electrostatic spraying shower nozzle, a high-voltage three-pole pipe, a high-voltage three-pole pipe driving plate, a divider resistance,
One break-make mode control circuit plate, a supervisory controller, and mobile platform controller.
The canonical form of electrostatic spraying shower nozzle is tubulose, or capillary, cavity, have raised points surface or other can be with
Realize the shape of electrostatic spraying.Injection may be limited in the spray chamber of a feature, and intracavitary can inject specific carrier gas or make
With air or it is evacuated；It can also be limited without specific spray chamber, it is injected in air or carrier gas and carried out.
Electric charge produce and injection device usually using high voltage electricity or other can produce the device of electric charge, its charge polarity
It just can also be negative that can be；Charge injecting device therein is the metal electrode with tip or other can inject charge into liquid
The device of body, the device can partly or entirely be in contact with liquid and can not also produce physical contact with liquid and (for example produce
It is directly injected into after the free charge of space in liquid).
Liquid store and conveying device form content for liquid storage container, syringe pump, together with device and other can realize liquid
Body stores and the device of conveying.
High-voltage three-pole pipe device is that can bear high-tension triode (such as IGBT module) and its corresponding high-voltage three-pole
Pipe driving plate, and the self-control break-make mode control circuit plate of high-voltage three-pole pipe driving plate control signal break-make can be provided, lead to
Cross that (the different voltages that resistance sizes can obtain as needed enter by high-voltage three-pole pipe connected mode corresponding with two divider resistances
Row adjustment), electric charge generation device is realized into partial pressure effect.The break-make controlled loading of high-voltage three-pole pipe is controlled in electrostatic spraying shower nozzle
The voltage swing of the metal electrode at tip, realize that control jet sprays or do not sprayed.
Divider resistance is the resistance that two resistance values are 10M ranks, is formed for realization of a relatively high and relatively low
Magnitude of voltage, to form spray regime and the not voltage differences of spray regime.
Injection substrate can have plane, sphere or other shapes, can be equipped with air or the cavity of carrier gas, can be special
(such as silicon chip, glass, metal, organic matter are thin for fixed liquid (such as oils or the aqueous solution) or inorganic matter or organic solid
Film, plastics, paper, food, parcel, skin etc.).According to concrete application needs, collection device can add specific voltage,
Temperature, air pressure etc. control, and can also be not added with.
The state of break-make is wanted by being chosen in the LABVIEW software interfaces of supervisory controller, by making break-make mould by oneself
The processing and analysis of formula control board (FPGA plates, IC circuits, etc. can also be used), turn into different level by instruction morphing
Signal is supplied to high-voltage three-pole pipe driving plate.Supervisory controller instruction is selected by visualized graphs interface by user
Select.The state that can be selected includes：(1) it is constantly in jet mode；(2) it is constantly in the pattern do not sprayed；(3) periodically spray
Penetrate or not jet mould formula, thus it is possible to vary parameter include：Held when injecting time, not injecting time, loop cycle number and beginning
Capable state.Above-mentioned Three models produce low and high level by slave computer and are loaded directly into shower nozzle.(4) linkage pattern, reading is passed through
The low and high level of moving platform device offer is provided, has the figure for needing to draw in mobile platform, is put down when needing to draw figure
Platform provides low level, provides high level when that need not draw graphic platform, it is logical to realize to be loaded into shower nozzle using this level change
Disconnected control.
Mobile platform controller controls the injection substrate on mobile platform and platform, it is possible to achieve in the quick shifting of two dimension
It is dynamic.The figure ejected required for figure inputting interface input in mobile platform controller, can spray in linkage status
Required figure.
One of embodiment：
As shown in figure 1, being connected using two divider resistances with the collector and emitter of high-voltage three-pole pipe, work as high-voltage three-pole
When tube module is in off state, due to the presence of grid leakage current, simply tandem high pressure triode it can not be sprayed with electrostatic spraying
The break-make of head connection control shower nozzle.When high-voltage three-pole pipe is in off state, because the internal resistance of high-voltage three-pole pipe is about 20M
Left and right, it can be connected with divider resistance, after carrying out partial pressure for the voltage that electric charge produces and injection device provides, actual loaded exists
On shower nozzle for an of a relatively high magnitude of voltage so that spraying system reaches the threshold value that can spray jet.Work as high-voltage three-pole
When pipe is in channel status, the internal resistance of high-voltage three-pole pipe is that a less resistance is about 10 or so, with voltage dividing resistance circuit
After cooperation, be carried on shower nozzle for a relatively low magnitude of voltage so that spraying system, which can not reach, to be ejected
The threshold value of jet.The partial pressure and circuit protection resistance used in practice is 20M, divider resistance 10M.Controlled using computer
In processing procedure sequence output frequency with pulsewidth identical square wave.As drawn by Fig. 2 shown in pattern figure, " 1 " in Fig. 2 A represents that control is high
The signal for pressing triode is high level, and high-voltage three-pole pipe can be made to be in channel status, corresponds to " 0 " shape in pattern Fig. 2 B
State, represent now shower nozzle reception is low voltage, and shower nozzle is in not spray regime；And " 0 " represents control high pressure in Fig. 2 A
The signal of triode is in low level state, and now high-voltage three-pole pipe is in off state, the state of " 1 " in the B of corresponding diagram 2,
Represent that now electrostatic spraying shower nozzle is in spray regime.
When the pulsewidth of output square wave is shorter（Pulsewidth is in below 10ms）, the injection substrate on mobile platform and platform is according to circle
When shape moves, interval identical discrete point such as Fig. 3 as depicted can be formed in the injection substrate on mobile platform and platform
A shown in.When the pulsewidth for exporting square wave is longer（Pulsewidth is in more than 10ms）, can be on substrate when substrate is according to circle movement
Form the interval identical discrete lines as shown in Fig. 3 B.
The two of embodiment：
When selecting linkage pattern on the LABVIEW model selections interface in supervisory controller, when mobile platform controls
When the figure of required picture contains broken string in the figure inputting interface of device, mobile platform controller output low level, pass through break-make
Controlling low transition for mode control circuit plate is that high level produces the drive signal of PWM ripples by the driving of high-voltage three-pole pipe
Plate is transferred to high-voltage three-pole pipe so that is now carried in one relatively low voltage of formation on electrostatic spraying shower nozzle, can not form cone
Shape is so as to breaking.When the figure drawn required for the figure inputting interface of mobile platform controller is solid line, mobile platform
Controller exports high level, and high level is converted to low level by the control of break-make mode control circuit plate and produces PWM ripples by this
Drive signal be transferred to high-voltage three-pole pipe by high-voltage three-pole pipe driving plate so that be now carried on shower nozzle one higher
Voltage, taper is formed so as to solid line occur.Using the spray printing that various figures can be easily realized after the present invention, due to its break-make
The characteristics of quick, error can be ignored between figure and the figure of setting drawn by reality.Fig. 4 is a figure containing break-make line
The actual graphical that shape can be drawn by linkage pattern.
Claims (5)
- A kind of 1. Automated condtrol electrostatic spraying quick on-off system, it is characterised in that：Including the injection substrate on mobile platform and platform（1）, electric charge produce and injection device（2）, partial pressure and circuit protection electricity Resistance（3）, liquid storage and conveying device（4）, electrostatic spraying shower nozzle（5）, high-voltage three-pole pipe（6）, high-voltage three-pole pipe driving plate （7）, divider resistance（8）, break-make mode control circuit plate（9）, supervisory controller（10）, mobile platform controller（11）；Mobile platform controller（11）Output end and mobile platform and platform on injection substrate（1）Signal input part be connected Mobile control signal is provided；Electric charge produces and injection device（2）Earth terminal and mobile platform and platform on injection substrate（1） It is connected；Electric charge produces and injection device（2）The other end and partial pressure and circuit protection resistance（3）First end be connected；Partial pressure and Second end of circuit protection resistance is connected to high-voltage three-pole pipe（6）Colelctor electrode and electrostatic spraying shower nozzle（5）；High-voltage three-pole pipe （6）Emitter stage and divider resistance（8）First end be connected；Second end of divider resistance is connected to electric charge generation and injection device （2）Earth terminal and mobile platform and platform on injection substrate（1）Earth terminal；High-voltage three-pole pipe（6）Grid and hair Emitter-base bandgap grading and high-voltage three-pole pipe driving plate（7）Output end be connected；High-voltage three-pole pipe driving plate（7）Optic fibre input end and break-make Mode control circuit plate（9）Fiber-optic output be connected；Break-make mode control circuit plate（9）First input end by serial ports with Supervisory controller（10）Output end connection；Mobile platform controller simultaneously（11）Output end and break-make mode control circuit Plate（9）The second input be connected provide linkage pattern desired signal；Liquid stores and conveying device（4）Give electrostatic spraying shower nozzle （5）The liquid of injection required for providing;Break-make mode control circuit plate（9）Include a single-chip microcomputer, 232 serial ports, a mu balanced circuit, an amplifying circuit Interface is read with a voltage；232 serial ports and supervisory controller（10）Serial ports be connected, single-chip I/O mouth connect a voltage stabilizing Circuit is connected to an amplifying circuit and used and by optical fiber interface and high-voltage three-pole pipe driving plate（7）Optical fiber interface be connected, one Individual voltage reads one end and the mobile platform controller of interface（11）Voltage output interface be connected, the IO of the other end and single-chip microcomputer It is connected.
- 2. Automated condtrol electrostatic spraying quick on-off system according to claim 1, it is characterised in that：Aforesaid liquid stores and conveying device（4）With electrostatic spraying shower nozzle（5）Between be additionally provided with controller for liquid flow or Liquid conveying switch（12）.
- 3. the control method of Automated condtrol electrostatic spraying quick on-off system according to claim 1, it is characterised in that：By controlling high-voltage three-pole pipe（6）On off operating mode, with divider resistance（8）Cooperation, controlled loading is in electrostatic spraying system The voltage swing of system shower nozzle；Wherein when high-voltage three-pole pipe（6）During in off state, high-voltage three-pole pipe（6）Internal resistance be a larger resistance, with Divider resistance（8）After cooperation, electrostatic spraying shower nozzle is carried in（5）On for an of a relatively high magnitude of voltage so that injection system System reaches the threshold value that can spray jet；Wherein when high-voltage three-pole pipe（6）During in channel status, high-voltage three-pole pipe（6）Internal resistance be a less resistance, with After resistance circuit coordinates, electrostatic spraying shower nozzle is carried in（5）On for a relatively low magnitude of voltage so that spraying system is not Can reach can spray the threshold value of exit flow.
- 4. the control method of Automated condtrol electrostatic spraying quick on-off system according to claim 3, it is characterised in that：Supervisory controller（10）With four kinds of spray regimes：Always spray regime, continue not spray regime, periodicity spurting State and linkage pattern state；Wherein, periodicity spray regime is to be followed with a specific injection and specific turn-off time The state that ring spray is penetrated, injection and the time disconnected can be inputted；Linkage pattern state is electrostatic spraying shower nozzle（5）With mobile platform control Device processed（11）Coordinate linkage, to eject the X-Y scheme set in mobile platform;When in above-mentioned supervisory controller（10）After middle selection has state parameter control mode, supervisory controller（10）Send Corresponding character string, break-make mode control circuit plate is sent to by serial ports（9）, break-make mode control circuit plate（9）Receive word Parsing is carried out after symbol string to know corresponding spray regime and produce corresponding PWM ripples, and PWM ripples are transferred to high pressure three by optical fiber Pole pipe driving plate（7）Drive high-voltage three-pole pipe（6）State of a control parameter, is specifically included：（4-1）By changing high electricity in PWM ripples The time do not sprayed in flat time adjustment electrostatic spraying；（4-2）By changing low level time adjustment electrostatic in PWM ripples Hit the time of injection；（4-3）The figure ejected and total injecting time are adjusted by the number for changing PWM ripple medium waves.
- 5. the control method of Automated condtrol electrostatic spraying quick on-off system according to claim 4, it is characterised in that：The linkage pattern state is electrostatic spraying shower nozzle（5）With mobile platform controller（11）Cooperation linkage, to eject The X-Y scheme set in mobile platform；Its implementation is mobile platform controller（11）With break-make mode control circuit plate （9）Connection, break-make mode control circuit plate（9）Mobile platform controller is read in real time（11）Make-and-break signal, selection link During pattern, break-make mode control circuit plate（9）Changed by reading make-and-break voltage caused by different graphic in mobile platform, formed PWM ripples control high-voltage three-pole pipe（6）On off operating mode, eject needed for figure control mode.
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| CN201510920859 | 2015-12-14 |
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| CN106218223B (en) * | 2016-07-26 | 2018-06-22 | 珠海纳金科技有限公司 | A kind of method and apparatus of on-demand electrostatic spraying |
| CN110118863A (en) * | 2018-09-21 | 2019-08-13 | 苏州永沁泉智能设备有限公司 | A kind of high-throughput drug automatic splinter screening device for screening and method |
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| CN102211066A (en) * | 2011-03-08 | 2011-10-12 | 顾文华 | Electrostatic spraying array system and optimizing method thereof |
| CN102179326A (en) * | 2011-04-29 | 2011-09-14 | 厦门大学 | Continuously working and controllable electrostatic jetting device |
| CN102284390A (en) * | 2011-08-08 | 2011-12-21 | 顾文华 | Automated control multi-jet flow static spraying system and control method thereof |
| CN205599368U (en) * | 2015-12-14 | 2016-09-28 | 南京久达光电科技有限公司 | Automatic change control static and spray quick break -make system |
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Effective date of registration: 20191230 Address after: 214000 C305, whale tower, 111 Linghu Avenue, Xinwu District, Wuxi City, Jiangsu Province Patentee after: Jiangsu Jicui depth perception Technology Research Institute Co.,Ltd. Address before: Qixia Xianlin Avenue District of Nanjing City, Jiangsu province 210049 No. 18 building A Room 501 Patentee before: NANJING JIUDA OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
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