CN109471422A - A kind of aging tooling control system and its detection method - Google Patents
A kind of aging tooling control system and its detection method Download PDFInfo
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- CN109471422A CN109471422A CN201811347359.0A CN201811347359A CN109471422A CN 109471422 A CN109471422 A CN 109471422A CN 201811347359 A CN201811347359 A CN 201811347359A CN 109471422 A CN109471422 A CN 109471422A
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- signal
- detection
- vcu
- module
- aging
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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
- 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
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
- G01R31/007—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks using microprocessors or computers
Abstract
The invention discloses a kind of aging tooling control system and its detection methods, including aging tool base plate, Function detection computer, control enable signal module, CAN interface module, power supply module, analog signal input module and pwm signal module, it is separately installed in aging tool base plate and control enable signal module, CAN interface module, power supply module, analog signal input module and the corresponding VCU signal port of pwm signal module, entire ageing management process is just set to 4 hours, the interface of Function detection computer, which is only detected, starts and reports that printing two need manually-operated button, all signal detections and information exchange in detection process are being automatically performed from the background, simultaneously, work instruction and state instruction real-time display of the interface to each piece of VCU to be measured.
Description
Technical field
The present invention relates to a kind of tooling control system and detection method, in particular to a kind of aging tooling control system and
Its detection method.
Background technique
The aging of existing VCU is all using one-to-one aging tooling, and each aging tooling simultaneously can only be to a VCU
Aging is carried out, and because the aging of detection needs the long period, working efficiency is extremely low.In addition to ageing efficiency is low, pass
There is also following problems and deficiencies for the aging tooling of system: the time of aging is controlled not enough, the time, too short aging effect was insufficient,
Time influences very much the manufacturing schedule of detection long；It cannot read VCU simultaneously in ageing process, cannot ensure to read the reliable of VCU in real time
Property and detection work stability；It reads during VCU when something goes wrong, aging tooling, which cannot identify, to be read to go wrong in VCU
Classification is not easy to staff and safeguards；Test plug is directly inserted in aging tooling, is easily damaged aging after plugging repeatedly
The socket of tooling has greatly affected the service life of aging tooling,
Summary of the invention
The purpose of the present invention is to provide a kind of aging tooling control system and its detection method, has and be automatically performed and real
When the advantages of showing, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of aging tooling control system, including aging work
Fill bottom plate, Function detection computer, control enable signal module, CAN interface module, power supply module, analog signal input
Module and pwm signal module are separately installed in aging tool base plate and control enable signal module, CAN interface module, power supply
Power module, analog signal input module and the corresponding VCU signal port of pwm signal module, VCU signal port also with aging tooling
AD acquisition port on bottom plate is electrically connected by control line, and the output end of AD acquisition port is connected with Function detection computer；
The control enable signal module provides road I/O signal by Function detection computer, which believes with VCU respectively
Number mouth connects, and is used as its testing result and exports enable signal, when this signal is active, represent detection computer face VCU into
Row Function detection, remaining VCU, which at this time will not do the detection signal and information of input, to react；
The CAN interface module mainly completes the transmission of the information between target VCU and Function detection computer to be measured,
The acquisition and output to induction signal are completed according to test content information, and Function detection computer is fed back to by CAN interface；
The power supply module can provide+9V ,+12V ,+16V three according to test process during burn-in test
Kind power supply output is used for VCU to be measured, and programmable power supply power should be not less than 200W；
The analog signal input module is same to aging working plate 1 by Function detection computer 6 tunnel analog signals of output
When by control enable signal module gradually connect with AD acquisition port；
The pwm signal module includes PWM input signal detection and PWM output signal detection.
Further, VCU signal port places corresponding VCU to be detected, and the corresponding signal to be detected of every piece of VCU is with total
The topological structure of line style is attached.
Further, PWM input signal detection by Function detection computer export 2 tunnels, the PWM wave of fixed frequency, simultaneously
VCU progress pwm signal acquisition to be measured is gradually enabled by controlling enable signal；PWM output signal detection, Function detection computer
VCU to be measured is gradually enabled by controlling enable signal, and PWM output signal request is sent by CAN interface module.
The present invention provides another technical solution, and a kind of detection method of aging tooling control system includes the following steps；
S1: after system initialization, all VCU to be detected are placed into aging tool base plate, control enable signal mould
Block is controlled using cycle polling mode by Function detection computer, and single detects after gating a VCU；
S2: analog signal input module sends the signal of test on VCU to be detected, is confirmed whether through detection,
It is executed by detecting then PWM input signal detection, not over detection, then reporting fault；
S3:PWM input signal is detected, and is confirmed whether to hold by detection by detecting then PWM output signal detection
Row, not over detection, then reporting fault；
S4:PWM output signal is detected, and is confirmed whether through detection, cannot then make VCU by detection, not over
Detection, then reporting fault, and start the detection of next VCU to then terminating, are less than to confirm time of aging to no
Then carry out cycle detection.
Further, entire ageing management process is just set to 4 hours, and the interface of Function detection computer, which is only detected, to be started
Need manually-operated buttons with report printing two, all signal detections and information exchange in detection process backstage from
It is dynamic to complete.
Compared with prior art, the beneficial effects of the present invention are:
This aging tooling control system and its detection method, entire ageing management process are just set to 4 hours, Function detection meter
The interface of calculation machine, which is only detected, starts and reports that printing two need manually-operated button, all signals inspection in detection process
It surveys and information exchange is being automatically performed from the background, meanwhile, interface is real-time to the work instruction of each piece of VCU to be measured and state instruction
Display.
Detailed description of the invention
Fig. 1 is overall structure figure of the invention；
Fig. 2 is wiring topological diagram of the invention；
Fig. 3 is software flow pattern of the invention；
Fig. 4 is that figure is conceived at detection interface of the invention.
In figure: 1, aging tool base plate；11, VCU signal port；12, AD acquisition port；2, Function detection computer；3, it controls
Enable signal module；4, CAN interface module；5, power supply module；6, analog signal input module；7, pwm signal module.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear；It is complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, a kind of aging tooling control system, including aging tool base plate 1, Function detection computer 2, control
Enable signal module 3, CAN interface module 4, power supply module 5, analog signal input module 6 and pwm signal module 7 processed, always
Change to be separately installed in tool base plate 1 and believe with control enable signal module 3, CAN interface module 4, power supply module 5, simulation
Number input module 6 and the corresponding VCU signal port 11 of pwm signal module 7 are placed on VCU signal port 11 corresponding to be detected
The corresponding signal to be detected of VCU, every piece of VCU is attached with the topological structure of bus-type, and VCU signal port 11 is gone back and aging
AD acquisition port 12 in tool base plate 1 is electrically connected by control line, the output end and Function detection computer 2 of AD acquisition port 12
It is connected.
Control enable signal module 3 by Function detection computer 2 provide 20 road I/O signals, the signal respectively with VCU signal
Mouthfuls 11 connect, and are used as its testing result and export enable signal, when this signal is active, represent detection computer face VCU into
Row Function detection, remaining VCU, which at this time will not do the detection signal and information of input, to react, and control enable signal module 3 uses
Cycle polling mode is controlled by Function detection computer 2, after single gates a VCU, carries out Function detection and CAN is logical
Letter successively enables next VCU after completion detection and is detected, once it breaks down, then in the area monitoring screen reference numeral VCU
Alarm lamp is lighted in domain to prompt producing line worker, such as normally, then after the completion of amounting to 4 hours detection times, on monitoring screen
Show the testing result of each slot VCU.
CAN interface module 4 mainly completes the transmission of the information between target VCU and Function detection computer 2 to be measured, according to
Test content information completes the acquisition and output to induction signal, and feeds back to Function detection computer 2, function by CAN interface
After detecting computer 2 and tested VCU completion detection project order and result feedback response, Function detection computer 2 drags down enabled
Signal is controlled, then this detection VCU closes CAN communication function.
Power supply module 5 can provide+9V ,+12V ,+16V three kinds of electricity during burn-in test according to test process
Source output is used for VCU to be measured, and programmable power supply power should be not less than 200W.
Analog signal input module 6 by Function detection computer 2 export 6 tunnel analog signals to aging tool base plate 1 simultaneously
Gradually connected with AD acquisition port 12 by controlling enable signal module 3.
Pwm signal module 7 includes that PWM input signal detection and PWM output signal detect.
Corresponding VCU to be detected is placed on VCU signal port 11, the corresponding signal to be detected of every piece of VCU is with bus-type
Topological structure be attached.
PWM input signal detection exports 2 tunnels, the PWM wave of fixed frequency by Function detection computer 2, while passing through control
Enable signal gradually enables VCU to be measured and carries out pwm signal acquisition, and last VCU passes the result collected by CAN interface back
Computer is detected, is compared by detection computer and is sentenced with result；PWM output signal detection, Function detection computer 2 pass through control
Enable signal processed gradually enables VCU to be measured, and sends PWM output signal request by CAN interface module 4, and VCU to be measured is received
Corresponding PWM wave signal is exported according to the information content after CAN message to detect for Function detection computer 2, is calculated by Function detection
Machine 2 detects whether VCU output signal is consistent with the frequency and duty ratio for sending instruction requirement, exports judging result.
The present invention provides another technical solution, and a kind of detection method of aging tooling control system includes the following steps；
Step 1: after system initialization, all VCU to be detected are placed into aging tool base plate 1, control enabled letter
Number module 3, is controlled using cycle polling mode by Function detection computer 2, and single detects after gating a VCU；
Step 2: analog signal input module 6 sends the signal of test on VCU to be detected, is confirmed whether to pass through
Detection is executed by detecting then PWM input signal detection, not over detection, then reporting fault；
Step 3: PWM input signal is detected, and is confirmed whether to detect by detection by detecting then PWM output signal
It executes, not over detection, then reporting fault；
Step 4: PWM output signal is detected, and is confirmed whether through detection, cannot then make VCU by detection, not have
By detection, then reporting fault, and start the detection of next VCU, to confirm time of aging to no, to then terminating,
It is less than, carries out cycle detection.
In conclusion this aging tooling control system and its detection method, entire ageing management process is just set to 4 hours,
The interface of Function detection computer 2, which only has to detect, starts and reports printing two manually-operated buttons of needs, in detection process
All signal detections and information exchange be automatically performed from the background, meanwhile, interface to the work instruction of each piece of VCU to be measured and
State instruction real-time display.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of aging tooling control system, including aging tool base plate (1), Function detection computer (2), control enable signal
Module (3), CAN interface module (4), power supply module (5), analog signal input module (6) and pwm signal module (7),
It is characterized in that, is separately installed in aging tool base plate (1) and control enable signal module (3), CAN interface module (4), power supply
Power module (5), analog signal input module (6) and the corresponding VCU signal port (11) of pwm signal module (7), VCU signal
Mouthful (11) also with the AD acquisition port (12) on aging tool base plate (1) by control line electric connection, AD acquisition port (12) it is defeated
Outlet is connected with Function detection computer (2)；
The control enable signal module (3) by Function detection computer (2) provide 20 road I/O signals, the signal respectively with
VCU signal port (11) connects, and is used as its testing result and exports enable signal, when this signal is active, is representing detection computer just
Function detection is carried out to the VCU, remaining VCU, which at this time will not do the detection signal and information of input, to react；
The CAN interface module (4) mainly completes the biography of the information between target VCU and Function detection computer (2) to be measured
It is defeated, the acquisition and output to induction signal are completed according to test content information, and Function detection computer is fed back to by CAN interface
(2)；
The power supply module (5) can provide+9V ,+12V ,+16V three according to test process during burn-in test
Kind power supply output is used for VCU to be measured, and programmable power supply power should be not less than 200W；
The analog signal input module (6) exports 6 tunnel analog signals to aging working plate by Function detection computer (2)
(1) gradually connected simultaneously with AD acquisition port (12) by controlling enable signal module (3)；
The pwm signal module (7) includes PWM input signal detection and PWM output signal detection.
2. a kind of aging tooling control system according to claim 1, it is characterised in that: on the VCU signal port (11)
Corresponding VCU to be detected is placed, the corresponding signal to be detected of every piece of VCU is attached with the topological structure of bus-type.
3. a kind of aging tooling control system according to claim 1, it is characterised in that: the PWM input signal detection
By Function detection computer (2) export 2 tunnels, the PWM wave of fixed frequency, at the same by control enable signal gradually enable it is to be measured
VCU carries out pwm signal acquisition；PWM output signal detection, Function detection computer (2) are gradually enabled by controlling enable signal
VCU to be measured, and PWM output signal request is sent by CAN interface module (4).
4. a kind of detection method of aging tooling control system as described in claim 1, which is characterized in that including following step
Suddenly；
S1: after system initialization, all VCU to be detected are placed on aging tool base plate (1), control enable signal module
(3), it is controlled using cycle polling mode by Function detection computer (2), single detects after gating a VCU；
S2: analog signal input module (6) sends the signal of test on VCU to be detected, is confirmed whether to lead to by detection
Crossing detection, then PWM input signal detection executes, not over detection, then reporting fault；
S3:PWM input signal is detected, and is confirmed whether to execute, do not have by detecting then PWM output signal detection by detection
Have by detecting, then reporting fault；
S4:PWM output signal is detected, and is confirmed whether through detection, cannot then make VCU by detection, not over detection,
Then reporting fault, and start the detection of next VCU to then terminating, is less than, carries out to confirm time of aging to no
Cycle detection.
5. a kind of detection method of aging tooling control system as claimed in claim 4, which is characterized in that entire ageing management
Process is just set to 4 hours, and the interface of Function detection computer (2), which is only detected, starts and report that printing two needs manual operation
Button, all signal detections and information exchange in detection process are being automatically performed from the background.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811347359.0A CN109471422B (en) | 2018-11-13 | 2018-11-13 | Aging tool control system and detection method thereof |
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|---|---|---|---|
| CN201811347359.0A CN109471422B (en) | 2018-11-13 | 2018-11-13 | Aging tool control system and detection method thereof |
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| CN109471422A true CN109471422A (en) | 2019-03-15 |
| CN109471422B CN109471422B (en) | 2021-07-13 |
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