CN106547268A - The test system and method for testing of backbone controller - Google Patents
The test system and method for testing of backbone controller Download PDFInfo
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- CN106547268A CN106547268A CN201710055591.6A CN201710055591A CN106547268A CN 106547268 A CN106547268 A CN 106547268A CN 201710055591 A CN201710055591 A CN 201710055591A CN 106547268 A CN106547268 A CN 106547268A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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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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- Automation & Control Theory (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses the test system and method for testing of a kind of backbone controller, test system includes hardware components and software section, hardware components include industrial computer, digital display tensiometer, digital display thrust meter, electronic plug gauge, permutator, switching value sampling module, resistance meter and printer, software section is that system man-machine interactively interface and control function realize part, method of testing includes carrying out backbone controller handle gear thrust measurement respectively by hardware components and software section, contact tension force detection, contactor gap is detected and contact resistance is detected, then record data in corresponding form.By the way, the test system and method for testing of backbone controller of the present invention can carry out semi-automatic detection to backbone controller, it is automatically performed the generation and printing of the record and form of test data, reduce the probability of inspection error, the workload of reviewer is reduced, the accuracy in detection of backbone controller is improve.
Description
Technical field
The present invention relates to train backbone controller detection technique field, backbone controller on more particularly to a kind of train
Test system and method for testing.
Background technology
EMUs often run 1,800,000 kilometers or a wheel Pyatyi were carried out every 6 years and repair, comprehensively overhauling train each portion
Part, backbone controller are one of vitals of train operator room bench board, for sending train to the control circuit of train
" traffic direction " and " speed of service " control instruction.
In Pyatyi is repaiied, handle thrust, contact tension force, contactor gap and contact resistance etc. four to be carried out to backbone controller
The detection of individual project, and show detection data.
In former maintenance, by manual record, the workload of reviewer is larger for the detection data of backbone controller, and
And there is the possibility that record malfunctions, cause examining report inaccurate.
The content of the invention
The invention mainly solves the technical problem of a kind of test system and method for testing of backbone controller is provided, can
Semi-automatic detection is carried out to backbone controller, the generation and printing of the record and form of test data is automatically performed, is reduced inspection
The probability of error is tested, the workload of reviewer is reduced, the accuracy in detection of backbone controller is improve, measurement is reduced
Error.
To solve above-mentioned technical problem, one aspect of the present invention is:A kind of survey of backbone controller is provided
Test system, for handle thrust measurement, the detection of contact tension force, contactor gap detection and contact resistance inspection are carried out to backbone controller
Survey, including:Hardware components and software section:
Hardware components include:Industrial computer, digital display tensiometer, digital display thrust meter, electronic plug gauge, permutator, switching value sampling mould
Block, resistance meter and printer;
Industrial computer, for the software section of equipped system, meets the realization of man-machine interactively interface, data acquisition, show with
And the generation and printing of data sheet;
Digital display thrust meter, for the handle thrust that measurement direction handle and selector lever are needed in gear switch, with industrial computer
Thrust data is uploaded to industrial computer by communication connection;
Digital display tensiometer, pressure during for testing 11 groups of closings of contact between dynamic and static contact, is connected with industrial computer communication, will be opened
Force data is uploaded to industrial computer;
Electronic plug gauge, for testing pressure when 11 groups of contacts disconnect between dynamic and static contact, is connected with industrial computer communication, by tension force
Data are uploaded to industrial computer;
Switching value sampling module, one end are connected with the output end communication of permutator and backbone controller respectively, the other end and work
The communication connection of control machine, the output for carrying out sample code to the output of permutator or to backbone controller carry out sampling volume
Code, and it is uploaded to industrial computer;
Permutator, for realizing the switching between four detection projects, is connected with the communication of switching value sampling module, switching value sampling
Module reads the status information of permutator, and is uploaded to industrial computer;
Resistance meter, for testing contact resistance, is connected with industrial computer communication, resistance data is uploaded to industrial computer;
Printer, sets up communication with industrial computer and is connected, for printing test form;
Software section, is that system man-machine interactively interface and control function realize part, is led by the detection of switching value sampling module
Dry controller and permutator output state, judge current test event by the output state of permutator and set up communication.
In a preferred embodiment of the present invention, there are in the backbone controller two joysticks, respectively direction
Handle and selector lever, directional lever are divided into third gear:Respectively drive shift, excision shelves and reverse drive gear, selector lever are divided into 11 grades:
Respectively P1 shelves, P2 shelves, P3 shelves ... P10 shelves and excision shelves;
When directional lever is drive shift or reverse drive gear, selector lever can just be promoted, selector lever when directional lever is to cut off shelves
Cannot promote;When selector lever is on gear, directional lever cannot be promoted, only when selector lever is in excision shelves when side
Can just promote to handle;
There are inside backbone controller 15 groups of contacts, test sample uses 11 groups, and test data includes the 24 of two joysticks
The thrust data and 11 groups of contact tension datas, contactor gap data and contact resistance data of group gear switch.
In a preferred embodiment of the present invention, the digital display thrust meter and electronic plug gauge respectively by RS232 buses with
4th serial ports of industrial computer and the 3rd serial ports are connected, and set up point-to- point communication mode.
In a preferred embodiment of the present invention, the switching value sampling module has 16 sampling channels, by RS485
Bus is connected with the first serial of industrial computer, sets up point-to- point communication mode.
In a preferred embodiment of the present invention, the resistance meter has 11, respectively to touching in requisition for test
Point, is connected with the second serial of industrial computer by RS485 buses, sets up communication modes of the single host to many slaves.
In a preferred embodiment of the present invention, the digital display tensiometer and printer respectively pass through a USB interface and work
Control machine sets up communication connection.
In a preferred embodiment of the present invention, the inlet wire of 11 groups of contacts of the backbone controller and the main track phase of power supply
Even, the outlet of 11 groups of contacts is connected with 1 ~ 11 passage of switching value sampling module respectively.
In a preferred embodiment of the present invention, the permutator exports four-way switch amount signal, respectively with switching value
12 ~ 15 passages of sampling module are connected.
In a preferred embodiment of the present invention, the software section reads digital display thrust meter, digital display tensiometer, electronics plug
Rule and the test data of resistance meter, detect backbone controller and permutator output state by switching value sampling module,
Current test event is judged by the output state of permutator, is communicated to set up with corresponding test instrunment, and according to master
The change of dry controller output state, it is determined that test data is inserted phase by current test data and the corresponding relation of data sheet
Answer form and show in software interface.
To solve above-mentioned technical problem, another technical solution used in the present invention is:A kind of backbone controller is provided
The method of testing of test system, comprises the steps:
A, when backbone controller is when handle gear thrust measurement is carried out, the contacts status of industrial computer real time scan backbone controller
For detecting the now gear of backbone controller and being transferred to software section, now digital display thrust meter by gear change when detect
Largest data transfer to software section, data correspondence is inserted form one by program by software section;
B, when backbone controller is when carrying out contact tension force and detecting, the contacts status of industrial computer real time scan backbone controller are used for
Detection now the gear of backbone controller is transferred to software section, and digital display tensiometer by gear change when the maximum that detects
Data are transferred to software section, and now data correspondence is inserted form two by program by software section;
C, when backbone controller carry out contactor gap detect when, electronic plug gauge is detected according to the order of contact 1 ~ 11, will
Data correspondence is inserted form two by program to software section, now software section by the largest data transfer for detecting;
D, when backbone controller carry out contact resistance detect when, the contacts status of industrial computer real time scan backbone controller are used for
Detection now the gear of backbone controller is transferred to software section, and 11 resistance meters by gear change when detect
Data correspondence is inserted form two by program to software section, now software section by largest data transfer.
The invention has the beneficial effects as follows:The test system and method for testing of backbone controller of the present invention can be to trunk control
Device carries out semi-automatic detection, be automatically performed test data record and form generation with print, reduce inspection error can
Energy property, reduces the workload of reviewer, improves the accuracy in detection of backbone controller, reduce measurement error.
Description of the drawings
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to making needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, can be obtaining other according to these accompanying drawings
Accompanying drawing, wherein:
Fig. 1 is the structural representation of one preferred embodiment of backbone controller of the present invention;
Fig. 2 is the logic chart of one preferred embodiment of backbone controller of the present invention;
Fig. 3 is the structured flowchart of the test system main functional parts of the backbone controller of the present invention;
Fig. 4 be the present invention backbone controller method of testing in software interface design sketch;
In accompanying drawing, the labelling of each part is as follows:100th, backbone controller, 101, directional lever, 102, selector lever.
Specific embodiment
Technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described enforcement
Example is only a part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, this area is common
All other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
Fig. 1 to Fig. 4 is referred to, the embodiment of the present invention includes:
A kind of backbone controller, has two joysticks, respectively directional lever 101 and gear in backbone controller 100
Handle 102,101 points of directional lever are third gear:Respectively drive shift, excision shelves and reverse drive gear, 102 points of selector lever is 11 grades:
Respectively P1 shelves, P2 shelves, P3 shelves ... P10 shelves and excision shelves.
There are inside backbone controller 100 15 groups of contacts, test sample uses 11 groups, test data includes two control handss
The thrust data of 24 groups of gear switches of handle and 11 groups of contact tension datas, contactor gap data and contact resistance data.
100 operating instruction of backbone controller:When directional lever 101 is drive shift or reverse drive gear, selector lever can just be pushed away
Dynamic, when directional lever 101 is to cut off shelves, selector lever 102 cannot be promoted;When selector lever 102 is on gear, directional lever is
Cannot promote, only when selector lever 102, when shelves are cut off, directional lever 101 can just be promoted.
A kind of test system of backbone controller, for carrying out handle thrust measurement, contact tension force to backbone controller 100
Detection, contactor gap detection and contact resistance detection, automatic recording detection data simultaneously generate data sheet.
Test system includes:Hardware components and software section, wherein hardware components include:Industrial computer, digital display tensiometer, number
Aobvious thrust meter, electronic plug gauge, permutator, switching value sampling module, resistance meter and printer.
Industrial computer is the master controller of test system, runs Windows systems, for the software section of equipped system, full
The realization of sufficient man-machine interactively interface, the generation and printing of data acquisition, display and data sheet.
Digital display thrust meter is used for the handle thrust that measurement direction handle 101 and selector lever 102 are needed in gear switch,
It is connected with the 4th serial ports of industrial computer by RS232 buses, sets up point-to- point communication mode, thrust data is uploaded to into industry control
Machine.
Pressure when digital display tensiometer is used to test 11 groups of closings of contact between dynamic and static contact, by USB interface and industrial computer
Tension data is uploaded to industrial computer by communication connection.
Electronic plug gauge is used to test pressure when 11 groups of contacts disconnect between dynamic and static contact, by RS232 buses and industrial computer
The 3rd serial ports connection, set up point-to- point communication mode, tension data be uploaded to into industrial computer.
Permutator, has 5 gears(For 4 effective gears and 1 neutral gear), for realizing four detection projects(Handss
Handle thrust measurement, the detection of contact tension force, contactor gap detection and contact resistance detection)Between switching.
Permutator is connected with the communication of switching value sampling module, and switching value sampling module reads the state letter of permutator
Breath, and it is uploaded to industrial computer.
Switching value sampling module have 16 sampling channels, 16 way switch amount signals of can sampling, its one end respectively with conversion
The output end communication of switch and backbone controller 100 connects, and the other end is connected with industrial computer communication, and switching value sampling module has two
Individual function:Respectively carry out sample code to the output of permutator, or sample code is carried out to the output of backbone controller.
Switching value sampling module is connected with the first serial of industrial computer by RS485 buses, especially by RS485-RS232
Transducer is connected with the first serial of industrial computer, sets up point-to- point communication mode, and sampled result is uploaded to industrial computer, is tested soft
Part judges the output state of backbone controller and permutator according to sampled data.
Resistance meter is used to test contact resistance, has 11, respectively in requisition for the contact of test, by RS485
Bus is connected with the second serial of industrial computer, is connected with the second serial of industrial computer especially by RS485-RS232 transducers, is built
Resistance data is uploaded to industrial computer by communication modes of the vertical single host to many slaves.
Printer is set up communication by a USB interface and industrial computer and is connected, for printing test form.
During actually detected, 11 groups of contacts of backbone controller(B, C, E ~ L, P)Inlet wire(Correspondence wire size K1, K4 ~
K11)It is connected with the main track of 24V power supplys, 11 groups of contacts(B, C, E ~ L, P)Outlet(Correspondence wire size K2, K3, K12 ~ K20)Respectively
It is connected with 1 ~ 11 passage of switching value sampling module.
Permutator exports four-way switch amount signal, is connected with 12 ~ 15 passages of switching value sampling module respectively.
The software section of the test system of backbone controller is that system man-machine interactively interface and control function realize part,
Write by VC++.Major function is:Backbone controller and permutator output state are detected by switching value sampling module, by turning
The output state for changing switch judges current test event and sets up communication.Comprise the following steps that:
A, the test data for reading digital display thrust meter, digital display tensiometer, electronic plug gauge and resistance meter;
B, in detection process, backbone controller and permutator output state are detected by switching value sampling module, by changing
The output state of switch judges current test event, communicates to set up with corresponding test instrunment;And according to trunk control
The change of device output state, it is determined that test data is inserted corresponding report by current test data and the corresponding relation of data sheet
Show with software interface;
C, in detection process, detection data is shown on software interface;
After the completion of d, test, generate detection form and form is sent to into printer.
A kind of method of testing of the test system of backbone controller, comprises the steps:
A, when backbone controller is when handle gear thrust measurement is carried out, the contacts status of industrial computer real time scan backbone controller
For detecting the now gear of backbone controller and being transferred to software section, now digital display thrust meter by gear change when detect
Largest data transfer to software section, data correspondence is inserted form one by program by software section.
B, when backbone controller is when carrying out contact tension force and detecting, the contacts status of industrial computer real time scan backbone controller
For detecting the now gear of backbone controller and be transferred to software section, and digital display tensiometer by gear change when detect
Data correspondence is inserted form two by program to software section, now software section by largest data transfer.
C, when backbone controller carry out contactor gap detect when, electronic plug gauge is examined according to the order of contact 1 ~ 11
Survey, by the largest data transfer for detecting to software section, now data correspondence is inserted form two by program by software section.
D, when backbone controller carry out contact resistance detect when, the contacts status of industrial computer real time scan backbone controller
For detecting the now gear of backbone controller and being transferred to software section, and 11 resistance meters will be detected during gear change
Data correspondence is inserted form two by program to software section, now software section by the largest data transfer for arriving.
Concrete detection method and software implementation method are as follows:
(1)Handle gear thrust method of testing:
According to shown in form one, sequentially measuring 24 groups of data, wherein data " 1 ~ 10 " respective notch handle " cuts-P1, P1-
P2 ... ... P9-P10 " totally ten positive handoff procedures;
" P10-P9 ... ... P2-P1, P1- cut " of data " 11 ~ 20 " respective notch handle totally ten reverse handoff procedures;
" front-to cut, cut-rear " of data " 21 ~ 22 " respective notch handle totally two positive handoff procedures;
Data " 23 ~ 24 " respective notch handle " afterwards-cut, cut-front " totally two reverse handoff procedures;
Operational approach is:
The first step, tests selector lever, directional lever is switched to forward gear or reverse drive gear, coroner's thrust before test
Meter promotes selector lever, shifts onto " P10 shelves " from " excision shelves " forward direction, then reversely shifts " excision shelves " onto from " P10 shelves ";
Selector lever is set to excision shelves before test by second step, measurement direction handle, and coroner is with thrust measuring head promotion side
To handle, " retrogressing " is shifted onto from " advance " forward direction, then reversely shift " excision shelves " onto;
When handle gear thrust measurement is carried out, control software can real-time read switch amount sampling module data, according to contact
State change reads the thrust data of the formation.
(2)Contact resistance method of testing:
There are B, totally ten one groups of C, E ~ L, P in the contact of test:When contact resistance is tested, need the closing of contact, 11 groups of contacts are divided to two
Secondary test:
Directional lever is switched to forward gear, selector lever to be set to P10 shelves, correspondingly B by the first step, E ~ K, the P closing of contact, now
Test software is successively read resistance meter(1,3 ~ 9,11)Resistance data, be separately recorded in the contact resistance of form two(1,3
~ 9,11), while data are shown in interface.
Gear lever handle is set to excision shelves by second step, and directional lever switches to reverse drive gear, correspondingly C, the L closings of contact, now
Test software is successively read resistance meter(2,10)Resistance data, be respectively filled in the contact resistance of form two(2,10), together
When data are shown in interface.
(3)Contactor gap method of testing:
There are B, totally 11 groups of C, E ~ L, P in the contact of test, when contact resistance is tested, needs to disconnect contact, and 11 groups of contacts are at twice
Test:
Selector lever is set to excision shelves, directional lever and switches to reverse drive gear by the first step;Correspondence B, E ~ K, P contact disconnect, inspection
Electronic plug gauge gauge head is filled in B by the person successively of testing, and between the dynamic and static contact of E ~ K, P contact, tested contact is changed into leading from open-circuit condition
Logical state;
Control software can real-time read switch amount sampling module data, quilt is judged according to the change of backbone controller output state
Survey contact and read corresponding gap data, the gap data of contact (B, E ~ K, P) is respectively filled in into the contactor gap of form two
(1,3 ~ 9,11).
Directional lever is switched to drive shift, selector lever to be set to P1 shelves by second step, and correspondence (C, L) contact disconnects, inspection
Member fills in electronic plug gauge gauge head between the dynamic and static contact of (C, L) contact successively, is changed into conducting from open-circuit condition by testing contact
State;
Control software can real-time read switch amount sampling module data, quilt is judged according to the change of backbone controller output state
Survey contact and simultaneously read corresponding gap data, by the gap data of contact (C, L) be respectively filled in two contactor gap of form (2,10).
(Four)Contact force method of testing:
There are B, totally 11 groups of C, E ~ L, P in the contact of test, when contact force is tested, needs the closing of contact, and 11 groups of contacts are at twice
Test:
Directional lever is switched to drive shift, selector lever to be set to P10 shelves by the first step;Correspondence B, E ~ K, the P closing of contact, inspection
Member's tension force measuring head stirs B successively, the movable contact of E ~ K, P contact, and the contact being struck goes off state by closure state;
Control software can real-time read switch amount sampling module data, quilt is judged according to the change of backbone controller output state
Contact is surveyed, corresponding pressure data is read, the pressure data of contact (B, E ~ K, P) is respectively filled in into two contact force (1,3 of form
~ 9,11).
Selector lever is set to excision shelves, directional lever and switches to reverse drive gear by second step;Correspondence C, the L closings of contact, inspection
Member's tension force measuring head stirs C successively, and the movable contact of L contacts, the contact being struck go off state by closure state;
Control software can real-time read switch amount sampling module data, quilt is judged according to the change of backbone controller output state
Survey contact and read corresponding pressure data, by the pressure data of contact (C, L) be respectively filled in two contact force of form (2,10).
Test software explanation:
Test event, for showing current test event, test event has 4, including handle thrust, contact resistance, contact
Gap and contact pressure, distribution correspondence project alternativess are controlled by the selector lever of testboard;Current test event will be highlighted,
Other 3 will be displayed as Lycoperdon polymorphum Vitt.
Testing and control button, have 4 start including project testing, project testing terminates, preserve data and generate form.
Project testing starts, and after selector lever switching, coroner was needed before " test operation of current project ", was pressed
Under " project testing starts " button, the test instrunment of test software part and the project sets up " data cube computation ", and preparation receives instrument
The test data of transmission.
Project testing terminates, and coroner is needed after the completion of " test operation of current project ", presses that " project testing is opened
Begin " button, test software part will complete " data cube computation " of the reading of test data, disconnection and test instrunment, and will test number
According in display " test software interface ".
Data are preserved, after the completion of 4 test events, coroner needs to press " preservation data " button, by interface
Data are preserved, are confirmed.
Form is generated, coroner needs to press " generation form " button, the data in interface is preserved after confirming, then is pressed
The data of preservation are led into Word forms by " generation form " button, software automatically;And Word forms can be opened by software automatically,
Now coroner needs for Table Printing to complete this test.
Exit, this button is used to cut out test software.
Auxiliary information is input into:Coroner before data are preserved needs typing " manufacture numbering ", " maintenance numbering " and " determines
People " information.The date is determined, by software Auto-writing, coroner does not need typing.
The first step:Start " test software ";
Second step:Fill in " manufacture numbering ", " maintenance numbering " and " determining people " information(The date is determined, by software Auto-writing);
3rd step:Tested
A, " change lever " of testboard is switched to " handle thrust " gear;Press " project testing starts " button, Ran Houkai
The related manual operation of beginning handle thrust;Coroner presses " project testing terminates " after " related manual test operation " is completed
Button, this test terminate.
B, " change lever " of testboard is switched to into " contact resistance " gear;Press " contact resistance " button, Ran Houkai
The related manual operation of beginning handle thrust;Coroner presses " project testing terminates " after " related manual test operation " is completed
Button, this test terminate.
C, " change lever " of testboard is switched to into " contact gap " gear;" project testing starts " button is pressed, so
Start the related manual operation of handle thrust afterwards;Coroner presses " project testing knot after " related manual test operation " is completed
Beam " button, this test terminate.
D, " change lever " of testboard is switched to into " contact pressure " gear;" project testing starts " button is pressed, so
Start the related manual operation of handle thrust afterwards;Coroner presses " project testing knot after " related manual test operation " is completed
Beam " button, this test terminate.
Remarks one:4 test events(Handle thrust, contact resistance, contact gap and contact pressure)Be not necessarily to by
The order of A, B, C, D can be decided in its sole discretion by coroner carrying out.
Remarks two:If the data of certain test event need to resurvey in A, B, C, D, it is only necessary to by " the conversion of testboard
Handle " is switched to the gear, then the test operation for carrying out correlation(Concrete operations are with reference to one of A, B, C, D).
4th step:Generate test data form
A, coroner need to press " preservation data " button, by the data in interface(Including " manufacture numbering ", " maintenance numbering ",
The information such as " determining people " and test data)Preserve, confirm;
B, coroner need to press " generation form " button, and the data of preservation are led into Word forms, and software by software automatically
Automatically Word forms can be opened;
C, coroner print Word forms, and the Method of printing of Word forms is identical with the Method of printing of common Word document;Word
After report printing is finished, Word forms are closed by coroner.This test is completed.
The handle test data and contact test data result note of the record of examination table of backbone controller, i.e. backbone controller
Record is as follows:
Test condition
Manufacture numbering | Maintenance numbering | Determine people | Determine the date | ||||
Handle operating physical force | 20~50N | Contact resistance | < 0.1m Ω | Contact spacing | 6.5~7.0mm | Contact pressure | 2.4±0.5N |
Form one:Handle test data
Sequence number | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
Gear switch | Cut-P1 | P1-P2 | P2-P3 | P3-P4 | P4-P5 | P5-P6 | P6-P7 | P7-P8 |
Thrust(N) | 33 | 35 | 36 | 34 | 35 | 35 | 34 | 33 |
Sequence number | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
Gear switch | P8-P9 | P9-P10 | P10-P9 | P9-P8 | P8-P7 | P7-P6 | P6-P5 | P5-P4 |
Thrust(N) | 33 | 34 | 34 | 33 | 33 | 34 | 35 | 35 |
Sequence number | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
Gear switch | P4-P3 | P3-P2 | P2-P1 | P1- cuts | Before-cut | Cut-after | Afterwards-cut | Cut-front |
Thrust(N) | 34 | 35 | 35 | 33 | 35 | 36 | 36 | 35 |
According to the handle test data of form one, the handle thrust size of backbone controller is 33 ~ 36N, measurement result essence
Accuracy is high, and error is little.
Form two:Contact test data
Sequence number | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
Contact resistance(mΩ) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Contact gap(mm) | 6.6 | 6.5 | 6.6 | 6.5 | 6.5 | 6.6 | 6.6 | 6.6 |
Contact pressure(N) | 2.2 | 2.3 | 2.4 | 2.3 | 2.3 | 2.3 | 2.2 | 2.3 |
Sequence number | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
Contact resistance(mΩ) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |
Contact gap(mm) | 6.6 | 6.5 | 6.6 | 6.5 | 6.5 | 6.6 | 6.6 | |
Contact pressure(N) | 2.2 | 2.3 | 2.4 | 2.3 | 2.3 | 2.3 | 2.2 |
According to the contact test data of form two, contact resistance is 0.1 m Ω, and contact gap is 6.5 ~ 6.6
Mm, contact pressure are 2.2 ~ 2.4N, and measuring result error is little, and precision is high.
The beneficial effect of the test system and method for testing of backbone controller of the present invention is:
Semi-automatic detection can be carried out to backbone controller, be automatically performed the generation and printing of the record and form of test data, subtract
The probability of inspection error is lacked, has reduced the workload of reviewer, improve the accuracy in detection of backbone controller, reduced
Measurement error.
Embodiments of the invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (10)
1. a kind of test system of backbone controller, for backbone controller is carried out handle thrust measurement, the detection of contact tension force,
Contactor gap is detected and contact resistance is detected, it is characterised in that included:Hardware components and software section:
Hardware components include:Industrial computer, digital display tensiometer, digital display thrust meter, electronic plug gauge, permutator, switching value sampling mould
Block, resistance meter and printer;
Industrial computer, for the software section of equipped system, meets the realization of man-machine interactively interface, data acquisition, show with
And the generation and printing of data sheet;
Digital display thrust meter, for the handle thrust that measurement direction handle and selector lever are needed in gear switch, with industrial computer
Thrust data is uploaded to industrial computer by communication connection;
Digital display tensiometer, pressure during for testing 11 groups of closings of contact between dynamic and static contact, is connected with industrial computer communication, will be opened
Force data is uploaded to industrial computer;
Electronic plug gauge, for testing pressure when 11 groups of contacts disconnect between dynamic and static contact, is connected with industrial computer communication, by tension force
Data are uploaded to industrial computer;
Switching value sampling module, one end are connected with the output end communication of permutator and backbone controller respectively, the other end and work
The communication connection of control machine, the output for carrying out sample code to the output of permutator or to backbone controller carry out sampling volume
Code, and it is uploaded to industrial computer;
Permutator, for realizing the switching between four detection projects, is connected with the communication of switching value sampling module, switching value sampling
Module reads the status information of permutator, and is uploaded to industrial computer;
Resistance meter, for testing contact resistance, is connected with industrial computer communication, resistance data is uploaded to industrial computer;
Printer, sets up communication with industrial computer and is connected, for printing test form;
Software section, is that system man-machine interactively interface and control function realize part, is led by the detection of switching value sampling module
Dry controller and permutator output state, judge current test event by the output state of permutator and set up communication.
2. the test system of backbone controller according to claim 1, it is characterised in that have in the backbone controller
Two joysticks, respectively directional lever and selector lever, directional lever are divided into third gear:Respectively drive shift, excision shelves and
Reverse drive gear, selector lever are divided into 11 grades:Respectively P1 shelves, P2 shelves, P3 shelves ... P10 shelves and excision shelves;
When directional lever is drive shift or reverse drive gear, selector lever can just be promoted, selector lever when directional lever is to cut off shelves
Cannot promote;When selector lever is on gear, directional lever cannot be promoted, only when selector lever is in excision shelves when side
Can just promote to handle;
There are inside backbone controller 15 groups of contacts, test sample uses 11 groups, and test data includes the 24 of two joysticks
The thrust data and 11 groups of contact tension datas, contactor gap data and contact resistance data of group gear switch.
3. the test system of backbone controller according to claim 1, it is characterised in that the digital display thrust meter and electronics
Feeler gauge is connected with the 4th serial ports and the 3rd serial ports of industrial computer by RS232 buses respectively, sets up point-to- point communication mode.
4. the test system of backbone controller according to claim 1, it is characterised in that the switching value sampling module tool
There are 16 sampling channels, be connected with the first serial of industrial computer by RS485 buses, set up point-to- point communication mode.
5. the test system of backbone controller according to claim 1, it is characterised in that the resistance meter has 11
Platform, respectively in requisition for the contact of test, being connected with the second serial of industrial computer by RS485 buses, setting up single host to many
The communication modes of slave.
6. the test system of backbone controller according to claim 1, it is characterised in that the digital display tensiometer and printing
Machine is respectively set up communication by a USB interface and industrial computer and is connected.
7. the test system of backbone controller according to claim 2, it is characterised in that 11 groups of the backbone controller
The inlet wire of contact is connected with the main track of power supply, and the outlet of 11 groups of contacts is connected with 1 ~ 11 passage of switching value sampling module respectively.
8. the test system of backbone controller according to claim 7, it is characterised in that the permutator exports four tunnels
On-off model, is connected with 12 ~ 15 passages of switching value sampling module respectively.
9. the test system of backbone controller according to claim 1, it is characterised in that the software section reads digital display
The test data of thrust meter, digital display tensiometer, electronic plug gauge and resistance meter, detects trunk control by switching value sampling module
Device processed and permutator output state, judge current test event by the output state of permutator, to survey with corresponding
Test instrument sets up communication, and according to the change of backbone controller output state, it is determined that current test data is right with data sheet
Should be related to, test data is inserted into corresponding report and the display in software interface.
10. a kind of method of testing of the test system of backbone controller as described in any one of claim 1 ~ 9, it is characterised in that
Comprise the steps:
A, when backbone controller is when handle gear thrust measurement is carried out, the contacts status of industrial computer real time scan backbone controller
For detecting the now gear of backbone controller and being transferred to software section, now digital display thrust meter by gear change when detect
Largest data transfer to software section, data correspondence is inserted form one by program by software section;
B, when backbone controller is when carrying out contact tension force and detecting, the contacts status of industrial computer real time scan backbone controller are used for
Detection now the gear of backbone controller is transferred to software section, and digital display tensiometer by gear change when the maximum that detects
Data are transferred to software section, and now data correspondence is inserted form two by program by software section;
C, when backbone controller carry out contactor gap detect when, electronic plug gauge is detected according to the order of contact 1 ~ 11, will
Data correspondence is inserted form two by program to software section, now software section by the largest data transfer for detecting;
D, when backbone controller carry out contact resistance detect when, the contacts status of industrial computer real time scan backbone controller are used for
Detection now the gear of backbone controller is transferred to software section, and 11 resistance meters by gear change when detect
Data correspondence is inserted form two by program to software section, now software section by largest data transfer.
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