CN108362985A - Solenoid valve electrical property full-automation detection device - Google Patents
Solenoid valve electrical property full-automation detection device Download PDFInfo
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- CN108362985A CN108362985A CN201810482095.3A CN201810482095A CN108362985A CN 108362985 A CN108362985 A CN 108362985A CN 201810482095 A CN201810482095 A CN 201810482095A CN 108362985 A CN108362985 A CN 108362985A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention provides solenoid valve electrical property full-automation detection device, which includes industrial personal computer, number milling machine case, PLC technology linear power supply, voltage and current acquisition module, Switching Power Supply, pressure-resistant insulation tester, digital multimeter, photoelectrical coupler matrix, relay matrix and solenoid valve clamping connecting terminal;The design that the device passes through relay matrix, on the basis of ensuring solenoid valve electrical property safety detection, realize the detection of different types of a variety of solenoid valve multinomial performances, the most simplified design of relay matrix is realized simultaneously, subject valve only carries out all pilot projects that the valve can be completed in a cable clamping with the present apparatus, and it is widely used in multiple types valve, solves the technical issues of independent mutually between the various pilot projects of existing solenoid valve, be required for product rewiring before each experiment.
Description
Technical field
The present invention relates to solenoid valve electrical property full-automation detection devices.
Background technology
The purpose for building experimental rig is the automatization level of lifting test, improves working efficiency, reduces testing crew.When
Preceding solenoid valve needs to build pilot system temporarily when doing electrical performance test, respectively use digital multimeter measuring coil resistance,
Conducting resistance and coil temperature rise inspection measure electric strength with pressure tester, with measurement insulation resistance by megger, with mechanical
The instrument and meters such as pressure gauge, voltmeter, ammeter, slide-wire rheostat measure pick-up voltage, release current and response time etc..
It is independent mutually between above-mentioned various pilot projects, be required for product rewiring before each experiment, it is preceding
Phase preparation is long, and experiment process cumbersome, testing crew input complicated for operation is more, and reliability is low, and there are artificial error in reading, and
And data processing is difficult, can not pass through computer management test data.
Invention content
It is independent mutually between various pilot projects in order to solve existing solenoid valve, be required for before each experiment pair
The technical issues of product rewiring, the present invention provide a kind of solenoid valve electric property detection device.
Technical solution of the invention is:
Solenoid valve electrical property full-automation detection device, is characterized in that:Including industrial personal computer, number milling machine case, can compile
Process control linear power supply, voltage and current acquisition module, Switching Power Supply, pressure-resistant insulation tester, digital multimeter, photoelectrical coupler
Matrix, relay matrix and solenoid valve clamping connecting terminal;
Several milling machine casees include that AI numbers adopt module, AO output modules and DI/O modules;
The industrial personal computer is connect by AO output modules with PLC technology linear power supply, for making programmable control producing linear
Power supply generates the voltage for electromagnetism valve events to be tested;
The PLC technology linear power supply is connect by voltage and current acquisition module with relay matrix, is electricity to be tested
Solenoid valve;
The output voltage and solenoid valve to be measured of the voltage and current acquisition module acquisition PLC technology linear power supply are at this
Current value under supply voltage, and module feedback is adopted to industrial personal computer by AI numbers;
The Switching Power Supply adopts the power supply of module for voltage and current acquisition module and AI numbers;
The pressure resistance insulation tester, digital multimeter and industrial personal computer connect, and the industrial personal computer is to pressure-resistant insulation tester
And digital multimeter carries out control and digital independent is shown;
The photoelectrical coupler matrix includes multiple photoelectricity for controlling each relay on-off electricity in relay matrix
Coupler;
The switching value that the industrial personal computer passes through each photoelectrical coupler in DI/O module controls photocell coupler matrixes;
Relay construction in the relay matrix is identical, and relay matrix includes level-one relay, two level relay
And three-level relay, the level-one relay include relay KF4, relay KF25, relay KF29 and relay KF31;Two
Grade relay includes relay KF6, relay KF7 and relay KF43;Three-level relay includes relay KF9 and relay
KF10;
Each relay includes fixed contact group, normally-closed contact group and normally opened contact group, and fixed contact group includes fixing
Contact 9, fixed contact 10, fixed contact 11, fixed contact 12, normally-closed contact group includes normally-closed contact 1, normally-closed contact 2, normally closed
Contact 3 and normally-closed contact 4, normally opened contact group include normally opened contact 5, normally opened contact 6, normally opened contact 7 and normally opened contact 8, are fixed
Contact 9 corresponds to normally-closed contact 1 and normally opened contact 5, and fixed contact 10 corresponds to normally-closed contact 2 and normally opened contact 6, fixed contact 11 are right
Normally-closed contact 3 and normally opened contact 7, fixed contact 12 is answered to correspond to normally-closed contact 4 and normally opened contact 8;
The solenoid valve clamping connecting terminal includes A+ terminals, B+ terminals, C- terminals and D- terminals;
Fixed contact 9, fixed contact 10, fixed contact 11, the fixed contact 12 of the relay KF25 is right successively respectively
It should be connect with the A+ terminals of solenoid valve clamping connecting terminal, B+ terminals, C- terminals and D- terminals;The relay KF25's is normally closed
Contact 1 is connect with the fixed contact 9 of normally opened contact 6 and relay KF4;The normally-closed contact 4 of the relay KF25 is touched with normally opened
The fixed contact 12 of point 7 and relay KF4 connect;Normally-closed contact 2, normally-closed contact 3, the normally opened contact 5 of the relay KF25
It is hanging with normally opened contact 8;
The fixed contact 10 of the relay KF4 is connect with B+ terminals, the fixed contact 11 and electromagnetism of the relay KF4
The C- terminals of valve clamping connecting terminal connect, and the normally-closed contact group of the relay KF4 is hanging;The relay KF4's is normally opened
Contact 5 and normally opened contact 6 are connect with the fixed contact 9 of relay KF6 and fixed contact 10, normally opened contact 7 and relay KF7's
Fixed contact 9 connects, and normally opened contact 8 is connect with the fixed contact 10 of relay KF7;
The fixed contact 9 of the relay KF29 is connect with the fixed contact 9 of relay KF4;The relay KF29's
Fixed contact 10 is connect with the fixed contact 10 of relay KF4;The fixed contact 11 and fixed contact 12 of the relay KF29
Vacantly;The normally-closed contact group of the relay KF29 is hanging;The normally opened contact 5 of the relay KF29 is consolidated with relay KF6's
Fixed contact 9 connects, and the normally opened contact 6 of the relay KF29 is connect with the fixed contact 9 of relay KF7 and fixed contact 10,
The normally opened contact 7 and normally opened contact 8 of the relay KF29 is hanging;
The fixed contact 9 of the relay KF31 is connect with the fixed contact 11 of relay KF4;The relay KF31's
Fixed contact 10 is connect with the fixed contact 12 of relay KF4;The fixed contact 11 and fixed contact 12 of the relay KF31
Vacantly;The normally-closed contact group of the relay KF31 is hanging;The normally opened contact 5 of the relay KF31 is consolidated with relay KF6's
Fixed contact 9 connects, and the normally opened contact 6 of the relay KF31 is connect with the fixed contact 9 of relay KF7 and fixed contact 10,
The normally opened contact 7 and normally opened contact 8 of the relay KF31 is hanging;
The fixed contact 11 of the relay KF6 connects DI/O module trigger voltages, and the fixed contact of the relay KF6 is solid
Fixed contact 12 is hanging, and the normally-closed contact 1 of the relay KF6 is connect with the ends V+ of voltage and current acquisition module, the relay
The normally-closed contact 2 of KF6, normally-closed contact 3, normally-closed contact 4 and normally opened contact 8 are hanging, the normally opened contact 5 of the relay KF6 with
The fixed contact 9 of relay KF9 and the fixed contact 9 of relay KF10 connect, the normally opened contact 6 of the relay KF6 with after
The fixed contact 10 of electric appliance KF9 and the fixed contact 10 of relay KF10 connect;The normally opened contact 7 of the relay KF6 with after
The fixed contact 11 of electric appliance KF9 connects;
The fixed contact 11 and fixed contact 12 of the relay KF7 are hanging, the normally-closed contact 1 of the relay KF7 with
The ends V- of voltage and current acquisition module connect, the normally-closed contact 2 of the relay KF7, normally-closed contact 3, normally-closed contact 4, normally opened
Contact 7 and normally opened contact 8 are hanging, the normally opened contact 5 of the relay KF7 and the fixed contact 9 of relay KF9, relay
The fixed contact 9 of KF10 and the fixed contact 9 of relay KF43 connect, the normally opened contact 6 and relay of the relay KF7
The fixed contact 10 of the fixed contact 10 of KF9, the fixed contact 10 of relay KF10 and relay KF43 connects;
The fixed contact 9 and normally opened contact 7 of the relay KF43 connects, 10 He of fixed contact of the relay KF43
Fixed contact 11 connects;Normally-closed contact group, normally opened contact 5, normally opened contact 6 and the normally opened contact 8 of relay KF43 is hanging;
The normally-closed contact 1 of the relay KF9 is connect with the ends Vs+ of digital multimeter, and the normally closed of the relay KF9 is touched
It puts 2 to connect with the ends Ex+ of digital multimeter, normally-closed contact 3, normally-closed contact 4, normally opened contact 8 and the fixation of the relay KF9
Contact 12 is hanging, the V+ of the normally opened contact 5 of the relay KF9 and the normally opened contact 6 of relay KF9 and pressure-resistant insulation tester
End connection, the normally opened contact 7 of the relay KF9 is for exporting DI/O module trigger voltages, the DI/O modules trigger voltage
For triggering DI/O modules, the industrial personal computer detects that DI/O modules are triggered laggard horizontal high voltage warning;
The fixed contact 11 and fixed contact 12 of the relay KF10 is hanging, the normally-closed contact 1 of the relay KF10
It is connect with the ends Vs- of digital multimeter, the normally-closed contact 2 of the relay KF10 is connect with the ends Ex- of digital multimeter, described
The normally opened contact 5 of relay KF10 and the normally opened contact 6 of relay KF10 are connect with the ends V+ of pressure-resistant insulation tester.
Further, to do electromagnetism valve chest and valve body experiment, the device of the invention further includes shell connecting terminal and valve
Body connecting terminal;
The relay matrix further includes relay KF23 identical with relay KF4 structures, the photoelectrical coupler square
Battle array further includes the photoelectrical coupler KF22 for controlling relay KF23 power on/off,
The normally-closed contact 1 of the relay KF23 is connect with shell connecting terminal, the normally opened contact 5 of the relay KF23
It is connect with valve body connecting terminal, the fixed contact 9 of the relay KF23 is connect with the ends V- of pressure-resistant insulation tester, remaining is touched
Point is hanging.
Further, it is the test for realizing to latching valve, solenoid valve electrical property full-automation detection device of the invention, also
Including latching valve clamping terminal, the latching valve clamping terminal includes the ends A1, the ends A, altogether end, totally 1 end, the ends B and the ends B1;
The level-one relay further includes relay KF12, and two level relay further includes relay KF27 and relay
KF14, the photoelectrical coupler matrix further include for controlling relay KF12, relay KF27 and relay KF14 power on/off
Multiple photoelectrical couplers;
The fixed contact 9 of the relay KF12 is connect with the ends A, and the fixed contact 10 of relay KF12 holds connection together,
1 connection, the fixed contact 12 of relay KF12 are connect the fixed contact 11 of relay KF12 with B together, the relay KF12
Normally-closed contact group it is hanging, the normally opened contact 5 of the relay KF12 is connect with the fixed contact 9 of relay KF27, it is described after
The normally opened contact 6 of electric appliance KF12 is connect with the fixed contact 10 of relay KF27, the normally opened contact 7 of the relay KF12 with after
The fixed contact 11 of electric appliance KF27 connects, and the normally opened contact 8 of the relay KF12 connects with the fixed contact 12 of relay KF27
It connects;
The normally-closed contact 1 of the relay KF27 is connect with the fixed contact 9 of relay KF14, the relay KF27's
Normally-closed contact 2 is connect with the fixed contact 10 of relay KF14, the normally-closed contact 3 and relay KF14's of the relay KF27
Fixed contact 11 connects, and the normally-closed contact 4 of the relay KF27 is connect with the fixed contact 12 of relay KF14, the relay
The normally opened contact group of device KF27 is hanging;
Normally-closed contact 1, normally opened contact 6, normally opened contact 7 and the normally-closed contact 4 of the relay KF14 is and voltage and current
The ends V- of acquisition module connect, normally opened contact 5, normally-closed contact 2, normally-closed contact 3 and the normally opened contact 8 of relay KF14 with electricity
The ends V+ of current voltage acquisition module connect.
Further, the level-one relay further includes relay KF16 and relay KF18, and three-level relay further includes
Relay KF20 and relay KF21;The photoelectrical coupler matrix further include for control relay KF16, relay KF18,
Multiple photoelectrical couplers of relay KF20 and relay KF21 power on/off;
The fixed contact 9 of the relay KF16 is connect with the ends A1, and the fixed contact 10 of relay KF16 is connect with the ends A,
The fixed contact 11 of relay KF16 holds connection together, and 1 end connects the fixed contact 12 of relay KF16 together;The relay
The normally-closed contact group of KF16 is hanging, and the normally opened contact 5 of the relay KF16 is connect with the fixed contact 9 of relay KF20, institute
The normally opened contact 6 for stating relay KF16 is connect with the fixed contact 10 of relay KF20, the normally opened contact 7 of the relay KF16
It is connect with the fixed contact 9 of relay KF21, the normally opened contact 8 of the relay KF16 and the fixed contact 10 of relay KF21
Connection;
The fixed contact 9 of the relay KF18 holds connection together, the fixed contact 10 of the relay KF18 1 end together
Connection, the fixed contact 11 of the relay KF18 are connect with the ends B, and fixed contact 12 and the ends B1 of the relay KF18 connect
It connects, the normally-closed contact group of the relay KF18 is hanging, the fixation of the normally opened contact 5 and relay KF20 of the relay KF18
Contact 9 connects, and the normally opened contact 6 of the relay KF18 is connect with the fixed contact 10 of relay KF20, the relay
The normally opened contact 7 of KF18 is connect with the fixed contact 9 of relay KF21, the normally opened contact 8 and relay of the relay KF18
The fixed contact 10 of KF21 connects;
The fixed contact 11 of the relay KF20 connects DI/O module trigger voltages, the fixed contact of the relay KF20
12 is hanging, and the normally-closed contact 1 of the relay KF20 meets digital multimeter Vs+, and the normally-closed contact 2 of the relay KF20 connects number
The normally opened contact 5 and normally opened contact 6 of word multimeter Ex+, the relay KF20 connect pressure-resistant insulation tester V+, the relay
The normally opened contact 7 of KF20 is used to trigger DI/O modules for exporting DI/O module trigger voltages, the DI/O modules trigger voltage,
The industrial personal computer detects that DI/O modules are triggered the warning of laggard horizontal high voltage;
The fixed contact 11 and fixed contact 12 of the relay KF21 is hanging, the normally-closed contact 1 of the relay KF21
The normally-closed contact 2 for meeting digital multimeter Vs-, the relay KF21 meets digital multimeter Ex-, and the relay KF21's is normally opened
Contact 5 and normally opened contact 6 meet pressure-resistant insulation tester V+, and the normally-closed contact 3 of the relay KF21, normally opened touches normally-closed contact 4
Point 7 and normally opened contact 8 are hanging.
Further, the level-one relay further includes relay KF33;The photoelectrical coupler matrix further includes being used for
Control the photoelectrical coupler of relay KF33 power on/off;
The fixed contact 9 of the relay KF33 is connect with the ends A1, and fixed contact 10 and the ends A of the relay KF33 connect
It connects, the normally opened contact 5 of the relay KF33 is connect with the fixed contact 9 of relay KF20 and fixed contact 10, the relay
The normally opened contact 6 of device KF33 is connect with the fixed contact 9 of relay KF21 and fixed contact 10, the fixation of the relay KF33
Contact 11, fixed contact 12, normally-closed contact 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact
8 is hanging;
Further, the level-one relay further includes relay KF35;The photoelectrical coupler matrix further includes being used for
Control the photoelectrical coupler of relay KF35 power on/off;
The fixed contact 9 of the relay KF35 holds connection together, the fixed contact 10 of the relay KF35 1 end together
Connection, the normally opened contact 5 of the relay KF35 are connect with the fixed contact 9 of relay KF20, and the relay KF35's is normal
Contact 6 is opened to connect with the fixed contact 9 of relay KF21, it is the fixed contact 11 of the relay KF35, fixed contact 12, normally closed
Contact 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.
Further, the level-one relay further includes relay KF37;The photoelectrical coupler matrix further includes being used for
Control the photoelectrical coupler of relay KF37 power on/off;
The fixed contact 9 of the relay KF37 is connect with the ends B, and fixed contact 10 and the ends B1 of the relay KF37 connect
It connects, the normally opened contact 5 of the relay KF37 is connect with the fixed contact 9 of relay KF20, and the relay KF35's is normally opened
Contact 6 is connect with the fixed contact 9 of relay KF21, and the fixed contact 11 of the relay KF37, normally closed is touched fixed contact 12
Point 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.
Further, the level-one relay further includes relay KF39;The photoelectrical coupler matrix further includes being used for
Control the photoelectrical coupler of relay KF39 power on/off;
The fixed contact 9 of the relay KF39 is connect with the ends A, the fixed contact 10 of the relay KF39 company of end together
It connects, the normally opened contact 5 of the relay KF39 is connect with the fixed contact 9 of relay KF20, and the relay KF35's is normally opened
Contact 6 is connect with the fixed contact 9 of relay KF21, and the fixed contact 11 of the relay KF39, normally closed is touched fixed contact 12
Point 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.
Further, the level-one relay further includes relay KF41;The photoelectrical coupler matrix further includes being used for
Control the photoelectrical coupler of relay KF39 power on/off;
1 end connects the fixed contact 9 of the relay KF41 together, fixed contact 10 and the ends B of the relay KF41
Connection, the normally opened contact 5 of the relay KF41 are connect with the fixed contact 9 of relay KF20, and the relay KF41's is normal
Contact 6 is opened to connect with the fixed contact 9 of relay KF21, it is the fixed contact 11 of the relay KF41, fixed contact 12, normally closed
Contact 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.
Further, the DI/O modules trigger voltage is+5V.
Compared with the prior art, the invention has the advantages that:
1, solenoid valve electrical property full-automation detection device of the invention controls internal relay matrix by industrial personal computer and cuts
The different tests project switching, it can be achieved that same subject valve is changed, subject valve only carries out a cable clamping with the present apparatus, i.e.,
It is (unloaded can to complete coil resistance, conducting resistance, insulation resistance, electric strength, pick-up voltage (unloaded and with carry), release current
With with carrying), maintenance voltage (unloaded and with carry), the response time (unloaded and with carry), coil temperature rise inspection experiment, eliminate not
It is former to effectively reduce manual operation as long as 1 testing crew can be completed to test with the work of the indirect thread-changing of pilot project
The error rate of cause improves test efficiency and quality.
2, solenoid valve electrical property full-automation detection device of the invention, can be widely used in multiple types valve, wrap
Include that two-wire system solenoid valve, four-wire system solenoid valve, four-wire system are total to "+" latching valve, four-wire system is total to "-" latching valve, seven line systems be total to "+" from
Locking-valve, seven line systems are total to "-" latching valve.
3, solenoid valve electrical property full-automation detection device of the invention is securely and reliably embodied in:
The relay matrix design of the present invention is divided into three-level, is divided according to different electrical performance test types are controlled.Even
The relay for connecing fast inserting folder terminal is known as first order relay, and first order relay mainly executes defencive function, to operator
And experimental rig plays insulation blocking;All wiring are in normally opened contact, when relay powers off, it is ensured that do not export externally;
When carrying out variety classes pilot solenoid valve, it is ensured that the completely isolated no output of terminal of idle experiment.First order relay
Output end is connected to fast insertion terminal.Input terminal only connects normally opened contact, and normally-closed contact is hanging.Second level relay output end connection
The normally-closed contact of first order relay normally open contact, second level relay connects solenoid voltage current acquisition module output end,
For doing by the pick-up voltage (unloaded and with carry) of trial product, release current (unloaded and with carry), maintenance voltage (unloaded and band
Carry), response time (unloaded and with carry) experiment etc..
The output end of the normally opened contact connection third level relay of second level relay.The normally-closed contact of third level relay
Digital multimeter is connected, is tested by the coil resistance of trial product and conducting resistance etc. using four line measuring resistance modes.The third level after
The anode output of the pressure-resistant insulation tester of normally opened contact connection of electric appliance, at the same it is anti-when having a pair of pressure-resistant insulation tester work
Feedback contact portion to number adopts equipment, is shown during the test as high voltage conduction alarm signal;Pressure-resistant insulation tester is born
End output is connected to shell by relay respectively, terminal is pressed from both sides in the fast inserting of valve body.
4, solenoid valve electrical property full-automation detection device of the invention, safe and reliable in the every test of satisfaction and guarantee
In the case of, designed relay matrix is most simple, is embodied in:
By internal relay Inverse problem, solenoid valve and latching valve selection switching can be carried out, latching valve can be total to
"+" and the altogether test of "-" valve transfer, realize in cabinet relay and cable by high-voltage signal and weak electric signal time-sharing multiplex, can be complete
At the pilot project of solenoid valve, latching valve difference lead valve, experimental rig cost is reduced.
Such as when doing solenoid valve electrical performance test, when doing the experiment of solenoid valve pressure resistance Insulation test, need to connect relay
KF4, KF7, KF10 need to connect solenoid valve KF4, KF6, KF7 when doing electromagnetic valve coil resistance test;It is tested at this two
In, relay KF4, KF7 and its cable have taken into account the function of high-voltage signal and weak electric signal time-sharing multiplex.
Description of the drawings
Fig. 1 is the solenoid valve electrical property full-automation detection device schematic diagram of the present invention;
Fig. 2 is two-wire system solenoid valve and detection device clamping schematic diagram;
Fig. 3 is four-wire system solenoid valve and detection device clamping schematic diagram;
Fig. 4 is that four-wire system is total to "+" latching valve and detection device clamping schematic diagram;
Fig. 5 is that four-wire system is total to "-" latching valve and detection device clamping schematic diagram;
Fig. 6 is that six line systems are total to "+" latching valve and detection device clamping schematic diagram;
Fig. 7 is that six line systems are total to "-" latching valve and detection device clamping schematic diagram;
Fig. 8 is the relay matrix design schematic diagram of the present invention;
Fig. 9 is the relay matrix elementary diagram (1) of the present invention;
Figure 10 is the relay matrix elementary diagram (2) of the present invention;
Figure 11 is the experiment process figure of the present invention.
Specific implementation mode
Below in conjunction with attached drawing 1-11 to a preferred embodiment of the present invention will be described in detail.
As shown in Figure 1, the solenoid valve electrical property full-automation detection device of the present invention include industrial personal computer, number milling machine case, can
Programming Control linear power supply, voltage and current acquisition module, Switching Power Supply, pressure-resistant insulation tester, digital multimeter, photoelectric coupling
Device matrix, relay matrix and clamping terminal;Number milling machine case includes that AI numbers adopt module, AO output modules and DI/O modules;Industry control
Machine is connect by AO output modules with PLC technology linear power supply, for making PLC technology linear power supply generate for be tested
The voltage of electromagnetism valve events;PLC technology linear power supply is connect by voltage and current acquisition module with relay matrix, to wait for
Test solenoid valve power supply;The output voltage and solenoid valve to be measured of voltage and current acquisition module acquisition PLC technology linear power supply exist
Current value under the supply voltage, and module feedback is adopted to industrial personal computer by AI numbers;Switching Power Supply acquires mould for voltage and current
Block and AI numbers adopt the power supply of module;Pressure-resistant insulation tester, digital multimeter and industrial personal computer connect, and industrial personal computer surveys pressure resistance insulation
Examination instrument and digital multimeter carry out control and data are shown;Photoelectrical coupler matrix includes each in relay matrix for controlling
Multiple photoelectrical couplers of relay on-off electricity;Industrial personal computer passes through each photoelectric coupling in DI/O module controls photocell coupler matrixes
The switching value of device.
As illustrated in figs. 2-7, solenoid valve electrical property automatic detection device connect clamping terminal with product and is divided into three groups;First
The fast inserting folder terminal of group aims at pilot solenoid valve design, and there are four connecting terminals, respectively A+ terminals, B+ terminals, C- terminals altogether
And D- terminals, A+ terminals, B+ terminals, C- terminals and D- terminals respectively corresponding contact 1 with 4 core solenoid valves, contact 2, contact 3 and
Contact 4 connects, wiring such as Fig. 4;Second group inserts folder terminal and includes two shell terminals, valve body terminals connecting terminals soon,
Common terminal uses when doing pressure resistance, Insulation test as 4 core solenoid valves and 7 core latching valve products;Third group inserts folder terminal soon
Latching valve experimental design is aimed at, altogether there are six connecting terminal, the respectively ends A1, the ends A, altogether end, totally 1 end, the ends B, the ends B1, this six
Correspondence is connect connecting terminal with the contact 1 of 7 core latching valves, contact 2, contact 3, contact 4, contact 5 and contact 6 respectively.
The relay matrix design principle of the present invention is as shown in figure 8, relay matrix design is divided into three-level, not according to control
It is divided with electrical performance test type.The relay of connection clamping terminal is known as first order relay, first order relay master
Defencive function is executed, insulation blocking is served to operator and experimental rig;All wiring are in normally opened contact, in relay
When power-off, it is ensured that do not export externally;When carrying out variety classes pilot solenoid valve, it is ensured that the terminal of idle experiment is completely isolated
Without output.The output end of first order relay is connected to the cabinet inner end of fast insertion terminal.Input terminal only connects normally opened contact, normally closed to touch
Point is hanging.
Second level relay output end connects first order relay normally open contact, the normally-closed contact connection of second level relay
Electromagnetic valve circuit acquires output end, for doing by the pick-up voltage (unloaded and with carry) of trial product, release current (unloaded and band
Carry), maintenance voltage (unloaded and with carry), response time (unloaded and with carry) experiment etc..The normally opened contact of second level relay connects
Connect the output end of third level relay.
The normally-closed contact of third level relay connects digital multimeter, is tested by trial product using four line measuring resistance modes
Coil resistance and conducting resistance etc..The anode output of the pressure-resistant insulation tester of normally opened contact connection of third level relay, simultaneously
There is feedback contact when a pair of pressure-resistant insulation tester work to be connected to number and adopt equipment, is being tested as high voltage conduction alarm signal
It shows in the process;The negative terminal output of pressure-resistant insulation tester is connected to shell by relay respectively, end is pressed from both sides in the fast inserting of valve body
Son.
As shown in figs. 9-10, relay matrix of the invention includes level-one relay, two level relay and three-level relay,
Level-one relay includes relay KF25, relay KF4, relay KF29, relay KF31, relay KF12, relay
KF16, relay KF33, relay KF35, relay KF37, relay KF39, relay KF41 and relay KF18;Two level
Relay includes relay KF6, relay KF7, relay KF43, relay KF27 and relay KF14;Three-level relay packet
Include relay KF9, relay KF10, relay KF20 and relay KF21.Further include relay KF23.Each relay wraps
Fixed contact group, normally-closed contact group and normally opened contact group are included, fixed contact group includes fixed contact 9, fixed contact 10, fixes and touch
Point 11, fixed contact 12, normally-closed contact group include normally-closed contact 1, normally-closed contact 2, normally-closed contact 3 and normally-closed contact 4, normally opened to touch
Point includes normally opened contact 5, normally opened contact 6, normally opened contact 7 and normally opened contact 8, and fixed contact 9 corresponds to normally-closed contact 1 and normally opened tactile
Point 5, fixed contact 10 correspond to normally-closed contact 2 and normally opened contact 6, and fixed contact 11 corresponds to normally-closed contact 3 and normally opened contact 7, Gu
Fixed contact 12 corresponds to normally-closed contact 4 and normally opened contact 8.
Fixed contact 9, fixed contact 10, fixed contact 11, the fixed contact 12 of relay KF25 be corresponding in turn to
A+ terminals, B+ terminals, C- terminals and the connection of D- terminals of solenoid valve clamping connecting terminal;The normally-closed contact 1 of relay KF25 with
The fixed contact 9 of normally opened contact 6 and relay KF4 connect;The normally-closed contact 4 of relay KF25 and normally opened contact 7 and relay
The fixed contact 12 of KF4 connects;Normally-closed contact 2, normally-closed contact 3, normally opened contact 5 and the normally opened contact 8 of relay KF25 is hanging.
The fixed contact 10 of relay KF4 is connect with B+ terminals, fixed contact 11 and the solenoid valve clamping connecting terminal of relay KF4
C- terminals connect, and the normally-closed contact group of relay KF4 is hanging;The normally opened contact 5 and normally opened contact 6 and relay of relay KF4
The fixed contact 9 and fixed contact 10 of KF6 connects, and normally opened contact 7 is connect with the fixed contact 9 of relay KF7, normally opened contact 8
It is connect with the fixed contact 10 of relay KF7.The fixed contact 9 of relay KF29 is connect with the fixed contact 9 of relay KF4;
The fixed contact 10 of relay KF29 is connect with the fixed contact 10 of relay KF4;The fixed contact 11 of relay KF29 and solid
Fixed contact 12 is hanging;The normally-closed contact group of relay KF29 is hanging;The normally opened contact 5 of relay KF29 and consolidating for relay KF6
Fixed contact 9 connects, and the normally opened contact 6 of relay KF29 is connect with the fixed contact 9 of relay KF7 and fixed contact 10, relay
The normally opened contact 7 and normally opened contact 8 of device KF29 is hanging.The fixed contact 9 of relay KF31 and the fixed contact 11 of relay KF4
Connection;The fixed contact 10 of relay KF31 is connect with the fixed contact 12 of relay KF4;The fixed contact 11 of relay KF31
And fixed contact 12 is hanging;The normally-closed contact group of relay KF31 is hanging;The normally opened contact 5 of relay KF31 and relay KF6
Fixed contact 9 connect, the normally opened contact 6 of relay KF31 connect with the fixed contact 9 of relay KF7 and fixed contact 10,
The normally opened contact 7 and normally opened contact 8 of relay KF31 is hanging.The fixed contact 11 of relay KF6 meets+5V voltages, relay KF6
Fixed contact fixed contact 12 it is hanging, the normally-closed contact 1 of relay KF6 is connect with the ends V+ of voltage and current acquisition module, after
The normally-closed contact 2 of electric appliance KF6, normally-closed contact 3, normally-closed contact 4 and normally opened contact 8 are hanging, the normally opened contact 5 of relay KF6 with
The fixed contact 9 of relay KF9 and the fixed contact 9 of relay KF10 connect, the normally opened contact 6 and relay of relay KF6
The fixed contact 10 of KF9 and the fixed contact 10 of relay KF10 connect;The normally opened contact 7 of relay KF6 is with relay KF9's
Fixed contact 11 connects.The fixed contact 11 and fixed contact 12 of relay KF7 is hanging, normally-closed contact 1 and the electricity of relay KF7
The ends V- of current voltage acquisition module connect, the normally-closed contact 2 of relay KF7, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and
Normally opened contact 8 is hanging, the normally opened contact 5 of relay KF7 and the fixed contact 9 of relay KF9, the fixed contact of relay KF10
The fixed contact 9 of 9 and relay KF43 connects, the normally opened contact 6 of relay KF7 and fixed contact 10, the relay of relay KF9
The fixed contact 10 of device KF10 and the fixed contact 10 of relay KF43 connect.The fixed contact 9 of relay KF43 and it is normally opened touch
7 connection of point, fixed contact 10 and fixed contact 11 connection of relay KF43;The normally-closed contact group of relay KF43, it is normally opened touch
Point 5, normally opened contact 6 and normally opened contact 8 are hanging.The normally-closed contact 1 of relay KF9 is connect with the ends Vs+ of digital multimeter, relay
The normally-closed contact 2 of device KF9 is connect with the ends Ex+ of digital multimeter, and the normally-closed contact 3 of relay KF9, normally opened touches normally-closed contact 4
Point 8 and fixed contact 12 are hanging, the normally opened contact 5 of relay KF9 and the normally opened contact 6 of relay KF9 and pressure-resistant Insulation test
The ends V+ of instrument connect, and the normally opened contact 7 of relay KF9 is for exporting+5V voltages ,+5V voltage triggered DI/O modules, industry control machine examination
DI/O modules are measured to be triggered the warning of laggard horizontal high voltage.The fixed contact 11 and fixed contact 12 of relay KF10 is hanging, relay
The normally-closed contact 1 of device KF10 is connect with the ends Vs- of digital multimeter, normally-closed contact 2 and the digital multimeter of relay KF10
The ends Ex- connect, the ends V+ of the normally opened contact 5 of relay KF10 and the normally opened contact 6 of relay KF10 and pressure-resistant insulation tester
Connection.The normally-closed contact 1 of relay KF23 is connect with shell connecting terminal, normally opened contact 5 and the valve body wiring of relay KF23
Terminal connects, and the fixed contact 9 of relay KF23 is connect with the ends V- of pressure-resistant insulation tester, remaining contact is hanging.Relay
The fixed contact 9 of KF12 is connect with the ends A, and the fixed contact 10 of relay KF12 holds connection, the fixation of relay KF12 to touch together
1 connection, the fixed contact 12 of relay KF12 are connect point 11 with B together, and the normally-closed contact group of relay KF12 is hanging, relay
The normally opened contact 5 of KF12 is connect with the fixed contact 9 of relay KF27, the normally opened contact 6 and relay KF27 of relay KF12
Fixed contact 10 connect, the normally opened contact 7 of relay KF12 connect with the fixed contact 11 of relay KF27, relay KF12
Normally opened contact 8 connect with the fixed contact 12 of relay KF27;The normally-closed contact 1 of relay KF27 and consolidating for relay KF14
Fixed contact 9 connects, and the normally-closed contact 2 of relay KF27 is connect with the fixed contact 10 of relay KF14, and relay KF27's is normal
Closed contact 3 is connect with the fixed contact 11 of relay KF14, and the normally-closed contact 4 of relay KF27 is touched with the fixation of relay KF14
12 connection of point, the normally opened contact group of relay KF27 are hanging;Normally-closed contact 1, normally opened contact 6, the normally opened contact 7 of relay KF14
And normally-closed contact 4 is connect with the ends V- of voltage and current acquisition module, the normally opened contact 5 of relay KF14, normally-closed contact 2, often
Closed contact 3 and normally opened contact 8 are connect with the ends V+ of voltage and current acquisition module.The fixed contact 9 of relay KF16 and the ends A1
Connection, the fixed contact 10 of relay KF16 are connect with the ends A, and the fixed contact 11 of relay KF16 holds connection, relay together
1 end connects the fixed contact 12 of KF16 together;The normally-closed contact group of relay KF16 is hanging, the normally opened contact 5 of relay KF16
It is connect with the fixed contact 9 of relay KF20, the normally opened contact 6 of relay KF16 connects with the fixed contact 10 of relay KF20
Connect, the normally opened contact 7 of relay KF16 is connect with the fixed contact 9 of relay KF21, the normally opened contact 8 of relay KF16 with after
The fixed contact 10 of electric appliance KF21 connects.The fixed contact 9 of relay KF18 holds connection, the fixed contact of relay KF18 together
10 together 1 end connect, the fixed contact 11 of relay KF18 connect with the ends B, the fixed contact 12 of relay KF18 and the ends B1 company
It connects, the normally-closed contact group of relay KF18 is hanging, and the normally opened contact 5 of relay KF18 connects with the fixed contact 9 of relay KF20
Connect, the normally opened contact 6 of relay KF18 is connect with the fixed contact 10 of relay KF20, the normally opened contact 7 of relay KF18 with
The fixed contact 9 of relay KF21 connects, and the normally opened contact 8 of relay KF18 is connect with the fixed contact 10 of relay KF21.
The fixed contact 11 of relay KF20 connects+5V voltages, and the fixed contact 12 of relay KF20 is hanging, and the normally closed of relay KF20 is touched
Point 1 meets digital multimeter Vs+, and the normally-closed contact 2 of relay KF20 connects digital multimeter Ex+, the normally opened contact 5 of relay KF20
And normally opened contact 6 meets pressure-resistant insulation tester V+, the normally opened contact 7 of relay KF20 is used for exporting+5V voltages ,+5V voltages
In triggering DI/O modules, industrial personal computer detects that DI/O modules are triggered the warning of laggard horizontal high voltage.The fixed contact of relay KF21
11 and fixed contact 12 it is hanging, the normally-closed contact 1 of relay KF21 connects digital multimeter Vs-, the normally-closed contact 2 of relay KF21
Digital multimeter Ex- is met, the normally opened contact 5 and normally opened contact 6 of relay KF21 meet pressure-resistant insulation tester V+, relay KF21
Normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 it is hanging.The fixed contact 9 of relay KF33 connects with the ends A1
It connects, the fixed contact 10 of relay KF33 is connect with the ends A, and the normally opened contact 5 of relay KF33 is touched with the fixation of relay KF20
Point 9 and fixed contact 10 connect, the normally opened contact 6 of relay KF33 and the fixed contact 9 of relay KF21 and fixed contact 10
Connection, the fixed contact 11 of relay KF33, fixed contact 12, normally-closed contact 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact
4, normally opened contact 7 and normally opened contact 8 are hanging.The fixed contact 9 of relay KF35 holds connection, the fixation of relay KF35 to touch together
1 end connects point 10 together, and the normally opened contact 5 of relay KF35 is connect with the fixed contact 9 of relay KF20, relay KF35's
Normally opened contact 6 is connect with the fixed contact 9 of relay KF21, and the fixed contact 11 of relay KF35, normally closed is touched fixed contact 12
Point 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.The fixation of relay KF37 is touched
Point 9 is connect with the ends B, and the fixed contact 10 of relay KF37 is connect with the ends B1, the normally opened contact 5 and relay of relay KF37
The fixed contact 9 of KF20 connects, and the normally opened contact 6 of relay KF35 is connect with the fixed contact 9 of relay KF21, relay
The fixed contact 11 of KF37, fixed contact 12, normally-closed contact 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7
And normally opened contact 8 is hanging.The fixed contact 9 of relay KF39 is connect with the ends A, the fixed contact 10 of the relay KF39 company of end together
Connect, the normally opened contact 5 of relay KF39 is connect with the fixed contact 9 of relay KF20, the normally opened contact 6 of relay KF35 with after
The fixed contact 9 of electric appliance KF21 connects, the fixed contact 11 of relay KF39, fixed contact 12, normally-closed contact 1, normally-closed contact
2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.1 end connects the fixed contact 9 of relay KF41 together
It connects, the fixed contact 10 of relay KF41 is connect with the ends B, and the normally opened contact 5 of relay KF41 is touched with the fixation of relay KF20
9 connection of point, the normally opened contact 6 of relay KF41 are connect with the fixed contact 9 of relay KF21, the fixed contact of relay KF41
11, fixed contact 12, normally-closed contact 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are outstanding
It is empty.
As shown in Figure 1, photoelectrical coupler matrix includes to the KF3 optocouplers of relay KF4 controls, controls relay KF25
KF24 optocouplers, the KF5 optocouplers to relay KF6 and relay KF7 controls, the KF28 optocouplers to relay KF29 controls, right
The KF8 optocouplers of relay KF9 and relay KF10 controls, to the KF30 optocouplers of relay KF31 controls, controlled to relay KF16
The KF15 optocouplers of system, to the KF11 optocouplers of relay KF12 control, to the KF34 optocouplers of relay KF35 controls, to relay
The KF38 optocouplers of KF39 controls, the KF17 optocouplers to relay KF18 control, the KF36 optocouplers to relay KF37 controls, to after
The KF19 optocouplers of electric appliance KF20 and relay KF21 controls, to the KF42 optocouplers of relay KF43 controls, controlled to relay KF27
The KF26 optocouplers of system, to the KF32 optocouplers of relay KF33 control, to the KF40 optocouplers of relay KF41 controls, to relay
The KF13 optocouplers of KF14 controls, the KF22 optocouplers that relay KF23 is controlled.
According to different tests project, selectivity gives optocoupler TTL switching values to control relay contact, finally realizes relay
The combination handoff functionality of device matrix, specific control logic are as follows:
One, pilot solenoid valve
1) KF3 optocouplers high level does four-wire system pilot solenoid valve, and low level disconnects all contacts.
A) KF3 optocoupler high level, KF5 optocouplers, KF8 optocoupler low levels, voltage and current acquisition module is kept to pass through relay
Matrix is connect with the contact 1 of solenoid valve to be measured, contact 2, contact 3 and contact 4.Do pick-up voltage (unloaded and with carry), release electricity
Stream (unloaded and with carry), maintenance voltage (unloaded and with carry), response time (unloaded and with carry) experiment;
B) KF3 optocoupler high level is kept, when KF5 optocoupler high level:
I, KF8 optocoupler low levels do the experiment of four line measuring resistances, and digital multimeter passes through relay matrix and solenoid valve to be measured
Contact 1, contact 2, contact 3 and contact 4 connect.
II, KF8 optocoupler high level do pressure-resistant Insulation Test, and pressure-resistant insulation tester passes through relay matrix and electromagnetism to be measured
Contact 1, contact 2, contact 3 and the contact 4 of valve connect.When the external output HIGH voltage of equipment, it is anti-to be provided simultaneously with high-voltage signal conducting
Present function.
III, KF28 optocoupler high level do four line solenoid valve contacts, 1,2 conduction test.Digital multimeter passes through relay square
Battle array is connect with the contact 1 of solenoid valve to be measured, contact 2.
IV, KF30 optocoupler high level, do four line solenoid valve contacts, 3,4 conduction test, and digital multimeter passes through relay square
Battle array is connect with the contact 3 of solenoid valve to be measured and contact 4.
2) KF3 optocoupler high level, KF24 optocoupler high level is kept to do two-wire system pilot solenoid valve, wiring point is distinguished when experiment
In B+ and C-, low level disconnects all contacts.
A) KF3 optocoupler high level is kept, KF24 optocoupler high level, it is (empty that KF5 optocouplers, KF8 optocoupler low levels do pick-up voltage
Carry and with carrying), release current (unloaded and with carry), maintenance voltage (unloaded and with carry), response time (unloaded and with carry) experiment;
Two contact portions that voltage and current acquisition module passes through relay matrix and solenoid valve to be measured.
B) while KF3 optocoupler high level is kept, KF24 optocoupler high level, when KF5 optocoupler high level:
I, KF8 optocoupler low levels do resistance test experiment;Digital multimeter passes through relay matrix and solenoid valve to be measured
Two contact portions.
II, KF8 optocoupler high level do pressure-resistant Insulation Test, when the external output HIGH voltage of equipment, are provided simultaneously with high-voltage signal
Feedback function is connected.Two contact portions that pressure-resistant insulation tester passes through relay matrix and solenoid valve to be measured.
Two, latching valve is tested
1) when KF11 optocoupler high level:
A) KF13 optocouplers low level makees latching valve and is total to "+" experiment;
I, KF26 optocoupler low levels do A coil tests, pick-up voltage (unloaded and with carry), release current (unloaded and band
Carry), maintenance voltage (unloaded and with carry), response time (unloaded and with carry) experiment;Voltage and current acquisition module passes through relay
Matrix is connect with the contact 1 of solenoid valve to be measured, contact 2, contact 3 and contact 4.
II, KF26 optocoupler high level do B coil tests, pick-up voltage (unloaded and with carry), release current (unloaded and band
Carry), maintenance voltage (unloaded and with carry), response time (unloaded and with carry) experiment.Voltage and current acquisition module passes through relay
Matrix is connect with the contact 3 of solenoid valve to be measured, contact 4, contact 5 and contact 6.
B) KF13 optocouplers high level makees latching valve and is total to "-" experiment;
I, KF26 optocoupler low levels do A coil tests, pick-up voltage (unloaded and with carry), release current (unloaded and band
Carry), maintenance voltage (unloaded and with carry), response time (unloaded and with carry) experiment;Voltage and current acquisition module passes through relay
Matrix is connect with the contact 1 of solenoid valve to be measured, contact 2, contact 3 and contact 4.
II, KF26 optocoupler high level do B coil tests, pick-up voltage (unloaded and with carry), release current (unloaded and band
Carry), maintenance voltage (unloaded and with carry), response time (unloaded and with carry) experiment.Voltage and current acquisition module passes through relay
Matrix is connect with the contact 3 of solenoid valve to be measured, contact 4, contact 5 and contact 6.
C), KF11 optocouplers low level disconnects all external outputs.
2) when KF15 optocouplers high level, KF17 optocoupler low levels:
I, KF19 optocoupler low levels do the experiment of A coil resistances;Digital multimeter passes through relay matrix and solenoid valve to be measured
Contact 1, contact 2, contact 3 and contact 4 connect.
II, KF19 optocoupler high level do the resistance to electric test of A coils, when the external output HIGH voltage of equipment, are provided simultaneously with high pressure letter
Number conducting feedback function;Pressure-resistant insulation tester by the contact 1 of relay matrix and solenoid valve to be measured, contact 2, contact 3 and
Contact 4 connects.
3) when KF15 optocouplers low level, KF17 optocoupler high level:
I, KF19 optocoupler low levels do the experiment of B coil resistances;Digital multimeter passes through relay matrix and solenoid valve to be measured
Contact 3, contact 4, contact 5 and contact 6 connect.
II, KF19 optocoupler high level do the resistance to electric test of B coils, when the external output HIGH voltage of equipment, are provided simultaneously with high pressure letter
Number conducting feedback function;Pressure-resistant insulation tester by the contact 3 of relay matrix and solenoid valve to be measured, contact 4, contact 5 and
Contact 6 connects.
4) KF15 optocouplers, KF17 optocouplers are low level, disconnect all external outputs;
5) KF32 optocouplers high level does six line latching valve contacts, 1,2 conduction test.Digital multimeter passes through relay square
Contact 1, contact 2 of the battle array with solenoid valve to be measured.
6) KF34 optocouplers high level does six line latching valve contacts, 3,4 conduction test.Digital multimeter passes through relay square
Contact 3, contact 4 of the battle array with solenoid valve to be measured.
7) KF36 optocouplers high level does six line latching valve contacts, 5,6 conduction test.Digital multimeter passes through relay square
Contact 5, contact 6 of the battle array with solenoid valve to be measured.
8) KF38 optocouplers high level does 1,2 conduction test of four-wire system latching valve contact, and wiring point is at the ends A and total end.
9) KF40 optocouplers high level does 3,4 conduction test of four-wire system latching valve contact, and wiring point is at totally 1 end and the ends B.
10) KF22 optocouplers low level does Shell test, and KF22 high level does valve body experiment.
11) residual group of clearing of digital multimeter is done when KF42 optocouplers high level, low level disconnects all contacts.
When twin coil latching valve relay matrix designs, the total "+" and "-" switches relay altogether more than single-coil electromagnetic valve
Device and " A ", " B " coil switch relay.
The solenoid valve electrical property full-automation detection device of the present invention may be selected Manual test or from dynamic test, automatic
When experiment, required pilot project type and test sequence can be freely configured as needed, wherein can in automatic pilot project
The interspersed project for needing to carry out Manual test.When same solenoid valve realizes same pilot project, from dynamic test and manually
Experiment in hardware configuration and DI/O channel selectings be it is identical, from dynamic test options mesh type and sequencing only by software
Configure what different trigger port sequences was determined.
The solenoid valve electrical property automatic detection device of the present invention, to avoid relay matrix logic control chaotic, same
One moment only allowed to carry out a kind of pilot project.Emergency stop hardware button is devised, presses scram button if necessary, it can will be in cabinet
Instrument powers off.When there is high-voltage signal output, hardware Real-time Feedback signal is devised, reminds operating personnel's equipment to be in output high
Pressure condition.The project selects four contact relays, and each relay that pressure-resistant insulation tester is connected when design reserves one respectively
Road contact, as the feedback for realizing that pressure-resistant all relays of insulation tester output channel are connected, the one of distalmost end relay
Confession+5V is used as feedback voltage trigger signal outside the contact of road, when all connections, distal end+5V voltage triggered data collecting systems
DI signals realize high pressure and connect feedback, and connecting indicator light form by upper Software for Design high pressure warns testing crew.Such as examination
When the scene of testing encounters irresistible factor, hardware scram button is directly taken, disconnects power supply in system cabinet.
The solenoid valve electrical property automatic detection device upper computer software of the present invention has all test data record storages,
And historical data can be inquired, be printed, follow-up test data are added, automatically generated data report.Solenoid valve
Electrical property full-automation detection device can be manually controlled and automatic control by upper software Selection experiment function,
Manually controlling for pilot project still can be set in automatic control, and experiment process sequence is adjustable, and pilot project can be according to need
It adds or deletes, solenoid valve electrical property full-automation detection device experiment process figure is as shown in figure 11.
Claims (10)
1. solenoid valve electrical property full-automation detection device, it is characterised in that:Including industrial personal computer, number milling machine case, PLC technology
Linear power supply, voltage and current acquisition module, Switching Power Supply, pressure-resistant insulation tester, digital multimeter, photoelectrical coupler matrix,
Relay matrix and solenoid valve clamping connecting terminal;
Several milling machine casees include that AI numbers adopt module, AO output modules and DI/O modules;
The industrial personal computer is connect by AO output modules with PLC technology linear power supply, for making PLC technology linear power supply
Generate the voltage for electromagnetism valve events to be tested;
The PLC technology linear power supply is connect by voltage and current acquisition module with relay matrix, is solenoid valve to be tested
Power supply;
The output voltage and solenoid valve to be measured of the voltage and current acquisition module acquisition PLC technology linear power supply are in the power supply
Current value under voltage, and module feedback is adopted to industrial personal computer by AI numbers;
The Switching Power Supply adopts the power supply of module for voltage and current acquisition module and AI numbers;
The pressure resistance insulation tester, digital multimeter and industrial personal computer connect, and the industrial personal computer is to pressure-resistant insulation tester and number
Word multimeter carries out control and digital independent is shown;
The photoelectrical coupler matrix includes multiple photoelectric couplings for controlling each relay on-off electricity in relay matrix
Device;
The switching value that the industrial personal computer passes through each photoelectrical coupler in DI/O module controls photocell coupler matrixes;
Relay construction in the relay matrix is identical, and relay matrix includes level-one relay, two level relay and three
Grade relay, the level-one relay includes relay KF4, relay KF25, relay KF29 and relay KF31;Two level after
Electric appliance includes relay KF6, relay KF7 and relay KF43;Three-level relay includes relay KF9 and relay KF10;
Each relay includes fixed contact group, normally-closed contact group and normally opened contact group, and fixed contact group includes fixed contact
9, fixed contact 10, fixed contact 11, fixed contact 12, normally-closed contact group include normally-closed contact 1, normally-closed contact 2, normally-closed contact
3 and normally-closed contact 4, normally opened contact group include normally opened contact 5, normally opened contact 6, normally opened contact 7 and normally opened contact 8, fixed contact 9
Corresponding normally-closed contact 1 and normally opened contact 5, fixed contact 10 corresponds to normally-closed contact 2 and normally opened contact 6, fixed contact 11 correspond to often
Closed contact 3 and normally opened contact 7, fixed contact 12 correspond to normally-closed contact 4 and normally opened contact 8;
The solenoid valve clamping connecting terminal includes A+ terminals, B+ terminals, C- terminals and D- terminals;
Fixed contact 9, fixed contact 10, fixed contact 11, the fixed contact 12 of the relay KF25 be corresponding in turn to
A+ terminals, B+ terminals, C- terminals and the connection of D- terminals of solenoid valve clamping connecting terminal;The normally-closed contact of the relay KF25
1 connect with the fixed contact 9 of normally opened contact 6 and relay KF4;The normally-closed contact 4 of the relay KF25 and normally opened contact 7 and
The fixed contact 12 of relay KF4 connects;The normally-closed contact 2 of the relay KF25, normally-closed contact 3, normally opened contact 5 and normally opened
Contact 8 is hanging;
The fixed contact 10 of the relay KF4 is connect with B+ terminals, and fixed contact 11 and the solenoid valve of the relay KF4 fill
The C- terminals of clamping connection line terminals connect, and the normally-closed contact group of the relay KF4 is hanging;The normally opened contact 5 of the relay KF4
And normally opened contact 6 is connect with the fixed contact 9 of relay KF6 and fixed contact 10, the fixation of normally opened contact 7 and relay KF7
Contact 9 connects, and normally opened contact 8 is connect with the fixed contact 10 of relay KF7;
The fixed contact 9 of the relay KF29 is connect with the fixed contact 9 of relay KF4;The fixation of the relay KF29
Contact 10 is connect with the fixed contact 10 of relay KF4;The fixed contact 11 and fixed contact 12 of the relay KF29 is hanging;
The normally-closed contact group of the relay KF29 is hanging;The fixed contact of the normally opened contact 5 and relay KF6 of the relay KF29
9 connections, the normally opened contact 6 of the relay KF29 connect with the fixed contact 9 of relay KF7 and fixed contact 10, it is described after
The normally opened contact 7 and normally opened contact 8 of electric appliance KF29 is hanging;
The fixed contact 9 of the relay KF31 is connect with the fixed contact 11 of relay KF4;The fixation of the relay KF31
Contact 10 is connect with the fixed contact 12 of relay KF4;The fixed contact 11 and fixed contact 12 of the relay KF31 is hanging;
The normally-closed contact group of the relay KF31 is hanging;The fixed contact of the normally opened contact 5 and relay KF6 of the relay KF31
9 connections, the normally opened contact 6 of the relay KF31 connect with the fixed contact 9 of relay KF7 and fixed contact 10, it is described after
The normally opened contact 7 and normally opened contact 8 of electric appliance KF31 is hanging;
The fixed contact 11 of the relay KF6 connects DI/O module trigger voltages, and the fixed contact of the relay KF6, which is fixed, to be touched
Point 12 is hanging, and the normally-closed contact 1 of the relay KF6 is connect with the ends V+ of voltage and current acquisition module, the relay KF6's
Normally-closed contact 2, normally-closed contact 3, normally-closed contact 4 and normally opened contact 8 are hanging, the normally opened contact 5 and relay of the relay KF6
The fixed contact 9 of KF9 and the fixed contact 9 of relay KF10 connect, the normally opened contact 6 and relay KF9 of the relay KF6
Fixed contact 10 and relay KF10 fixed contact 10 connect;The normally opened contact 7 of the relay KF6 and relay KF9
Fixed contact 11 connect;
The fixed contact 11 and fixed contact 12 of the relay KF7 is hanging, the normally-closed contact 1 and voltage of the relay KF7
The ends V- of current acquisition module connect, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, the normally opened contact 7 of the relay KF7
And normally opened contact 8 is hanging, the normally opened contact 5 of the relay KF7 and the fixed contact 9 of relay KF9, relay KF10 consolidate
The fixed contact 9 of fixed contact 9 and relay KF43 connect, the fixation of the normally opened contact 6 and relay KF9 of the relay KF7
The fixed contact 10 of contact 10, the fixed contact 10 of relay KF10 and relay KF43 connects;
The fixed contact 9 and normally opened contact 7 of the relay KF43 connects, the fixed contact 10 of the relay KF43 and fixation
Contact 11 connects;Normally-closed contact group, normally opened contact 5, normally opened contact 6 and the normally opened contact 8 of relay KF43 is hanging;
The normally-closed contact 1 of the relay KF9 is connect with the ends Vs+ of digital multimeter, the normally-closed contact 2 of the relay KF9
It is connect with the ends Ex+ of digital multimeter, normally-closed contact 3, normally-closed contact 4, normally opened contact 8 and the fixation of the relay KF9 are touched
Point 12 is hanging, the ends V+ of the normally opened contact 5 of the relay KF9 and the normally opened contact 6 of relay KF9 and pressure-resistant insulation tester
The normally opened contact 7 of connection, the relay KF9 is used for exporting DI/O module trigger voltages, the DI/O modules trigger voltage
In triggering DI/O modules, the industrial personal computer detects that DI/O modules are triggered the warning of laggard horizontal high voltage;
The fixed contact 11 and fixed contact 12 of the relay KF10 is hanging, normally-closed contact 1 and the number of the relay KF10
The ends Vs- of word multimeter connect, and the normally-closed contact 2 of the relay KF10 is connect with the ends Ex- of digital multimeter, the relay
The normally opened contact 5 of device KF10 and the normally opened contact 6 of relay KF10 are connect with the ends V+ of pressure-resistant insulation tester.
2. solenoid valve electrical property full-automation detection device according to claim 1, it is characterised in that:
Further include shell connecting terminal and valve body connecting terminal;
The relay matrix further includes relay KF23 identical with relay KF4 structures, and the photoelectrical coupler matrix is also
Include the photoelectrical coupler KF22 for controlling relay KF23 power on/off,
The normally-closed contact 1 of the relay KF23 is connect with shell connecting terminal, the normally opened contact 5 and valve of the relay KF23
Body connecting terminal connects, and the fixed contact 9 of the relay KF23 is connect with the ends V- of pressure-resistant insulation tester, remaining contact is outstanding
It is empty.
3. solenoid valve electrical property full-automation detection device according to claim 2, it is characterised in that:
Further include latching valve clamping terminal, the latching valve clamping terminal includes the ends A1, the ends A, altogether end, totally 1 end, the ends B and the ends B1;
The level-one relay further includes relay KF12, and two level relay further includes relay KF27 and relay KF14, institute
It further includes multiple light for controlling relay KF12, relay KF27 and relay KF14 power on/off to state photoelectrical coupler matrix
Electric coupler;
The fixed contact 9 of the relay KF12 is connect with the ends A, and the fixed contact 10 of relay KF12 holds connection, relay together
1 connection, the fixed contact 12 of relay KF12 are connect the fixed contact 11 of device KF12 with B together, and the relay KF12's is normal
Closed contact group is hanging, and the normally opened contact 5 of the relay KF12 is connect with the fixed contact 9 of relay KF27, the relay
The normally opened contact 6 of KF12 is connect with the fixed contact 10 of relay KF27, the normally opened contact 7 and relay of the relay KF12
The fixed contact 11 of KF27 connects, and the normally opened contact 8 of the relay KF12 is connect with the fixed contact 12 of relay KF27;
The normally-closed contact 1 of the relay KF27 is connect with the fixed contact 9 of relay KF14, and the relay KF27's is normally closed
Contact 2 is connect with the fixed contact 10 of relay KF14, the fixation of the normally-closed contact 3 and relay KF14 of the relay KF27
Contact 11 connects, and the normally-closed contact 4 of the relay KF27 is connect with the fixed contact 12 of relay KF14, the relay
The normally opened contact group of KF27 is hanging;
Normally-closed contact 1, normally opened contact 6, normally opened contact 7 and the normally-closed contact 4 of the relay KF14 is acquired with voltage and current
The ends V- of module connect, and normally opened contact 5, normally-closed contact 2, normally-closed contact 3 and the normally opened contact 8 of relay KF14 is electric with voltage
Flow the ends the V+ connection of acquisition module.
4. solenoid valve electrical property full-automation detection device according to claim 3, it is characterised in that:
The level-one relay further includes relay KF16 and relay KF18, three-level relay further include relay KF20 and after
Electric appliance KF21;The photoelectrical coupler matrix further include for control relay KF16, relay KF18, relay KF20 and after
Multiple photoelectrical couplers of electric appliance KF21 power on/off;
The fixed contact 9 of the relay KF16 is connect with the ends A1, and the fixed contact 10 of relay KF16 is connect with the ends A, relay
The fixed contact 11 of device KF16 holds connection together, and 1 end connects the fixed contact 12 of relay KF16 together;The relay KF16
Normally-closed contact group it is hanging, the normally opened contact 5 of the relay KF16 is connect with the fixed contact 9 of relay KF20, it is described after
The normally opened contact 6 of electric appliance KF16 is connect with the fixed contact 10 of relay KF20, the normally opened contact 7 of the relay KF16 with after
The fixed contact 9 of electric appliance KF21 connects, and the normally opened contact 8 of the relay KF16 connects with the fixed contact 10 of relay KF21
It connects;
The fixed contact 9 of the relay KF18 holds connection together, and 1 end connects the fixed contact 10 of the relay KF18 together
It connecing, the fixed contact 11 of the relay KF18 is connect with the ends B, and the fixed contact 12 of the relay KF18 is connect with the ends B1,
The normally-closed contact group of the relay KF18 is hanging, and the normally opened contact 5 of the relay KF18 is touched with the fixation of relay KF20
9 connection of point, the normally opened contact 6 of the relay KF18 are connect with the fixed contact 10 of relay KF20, the relay KF18
Normally opened contact 7 connect with the fixed contact 9 of relay KF21, the normally opened contact 8 of the relay KF18 and relay KF21
Fixed contact 10 connect;
The fixed contact 11 of the relay KF20 connects DI/O module trigger voltages, and the fixed contact 12 of the relay KF20 is outstanding
Sky, the normally-closed contact 1 of the relay KF20 connects the normally-closed contact 2 of digital multimeter Vs+, the relay KF20, and to connect number more
With table Ex+, the normally opened contact 5 and normally opened contact 6 of the relay KF20 meet pressure-resistant insulation tester V+, the relay KF20
Normally opened contact 7 for exporting DI/O module trigger voltages, the DI/O modules trigger voltage is described for triggering DI/O modules
Industrial personal computer detects that DI/O modules are triggered the warning of laggard horizontal high voltage;
The fixed contact 11 and fixed contact 12 of the relay KF21 is hanging, and the normally-closed contact 1 of the relay KF21 connects number
The normally-closed contact 2 of word multimeter Vs-, the relay KF21 connect digital multimeter Ex-, the normally opened contact of the relay KF21
5 and normally opened contact 6 connect pressure-resistant insulation tester V+, normally-closed contact 3, normally-closed contact 4, the normally opened contact 7 of the relay KF21
And normally opened contact 8 is hanging.
5. solenoid valve electrical property full-automation detection device according to claim 4, it is characterised in that:
The level-one relay further includes relay KF33;The photoelectrical coupler matrix further includes for controlling relay KF33
The photoelectrical coupler of power on/off;
The fixed contact 9 of the relay KF33 is connect with the ends A1, and the fixed contact 10 of the relay KF33 is connect with the ends A,
The normally opened contact 5 of the relay KF33 is connect with the fixed contact 9 of relay KF20 and fixed contact 10, the relay
The normally opened contact 6 of KF33 is connect with the fixed contact 9 of relay KF21 and fixed contact 10, and the fixation of the relay KF33 is touched
Point 11, fixed contact 12, normally-closed contact 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8
Vacantly.
6. solenoid valve electrical property full-automation detection device according to claim 5, it is characterised in that:
The level-one relay further includes relay KF35;The photoelectrical coupler matrix further includes for controlling relay KF35
The photoelectrical coupler of power on/off;
The fixed contact 9 of the relay KF35 holds connection together, and 1 end connects the fixed contact 10 of the relay KF35 together
It connects, the normally opened contact 5 of the relay KF35 is connect with the fixed contact 9 of relay KF20, and the relay KF35's is normally opened
Contact 6 is connect with the fixed contact 9 of relay KF21, and the fixed contact 11 of the relay KF35, normally closed is touched fixed contact 12
Point 1, normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.
7. solenoid valve electrical property full-automation detection device according to claim 6, it is characterised in that:
The level-one relay further includes relay KF37;The photoelectrical coupler matrix further includes for controlling relay KF37
The photoelectrical coupler of power on/off;
The fixed contact 9 of the relay KF37 is connect with the ends B, and the fixed contact 10 of the relay KF37 is connect with the ends B1,
The normally opened contact 5 of the relay KF37 is connect with the fixed contact 9 of relay KF20, the normally opened contact of the relay KF35
6 connect with the fixed contact 9 of relay KF21, the fixed contact 11 of the relay KF37, fixed contact 12, normally-closed contact 1,
Normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.
8. solenoid valve electrical property full-automation detection device according to claim 7, it is characterised in that:
The level-one relay further includes relay KF39;The photoelectrical coupler matrix further includes for controlling relay KF39
The photoelectrical coupler of power on/off;
The fixed contact 9 of the relay KF39 is connect with the ends A, and the fixed contact 10 of the relay KF39 holds connection together,
The normally opened contact 5 of the relay KF39 is connect with the fixed contact 9 of relay KF20, the normally opened contact of the relay KF35
6 connect with the fixed contact 9 of relay KF21, the fixed contact 11 of the relay KF39, fixed contact 12, normally-closed contact 1,
Normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.
9. solenoid valve electrical property full-automation detection device according to claim 8, it is characterised in that:
The level-one relay further includes relay KF41;The photoelectrical coupler matrix further includes for controlling relay KF39
The photoelectrical coupler of power on/off;
1 end connects the fixed contact 9 of the relay KF41 together, and the fixed contact 10 of the relay KF41 is connect with the ends B,
The normally opened contact 5 of the relay KF41 is connect with the fixed contact 9 of relay KF20, the normally opened contact of the relay KF41
6 connect with the fixed contact 9 of relay KF21, the fixed contact 11 of the relay KF41, fixed contact 12, normally-closed contact 1,
Normally-closed contact 2, normally-closed contact 3, normally-closed contact 4, normally opened contact 7 and normally opened contact 8 are hanging.
10. solenoid valve electrical property full-automation detection device according to claim 9, it is characterised in that:
The DI/O modules trigger voltage is+5V.
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