CN108829077A - A kind of air pressure abs controller detection method and device - Google Patents
A kind of air pressure abs controller detection method and device Download PDFInfo
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- CN108829077A CN108829077A CN201810324817.2A CN201810324817A CN108829077A CN 108829077 A CN108829077 A CN 108829077A CN 201810324817 A CN201810324817 A CN 201810324817A CN 108829077 A CN108829077 A CN 108829077A
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- air pressure
- pressure abs
- abs controller
- machine
- controller
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention belongs to the field of test technology, disclose a kind of air pressure abs controller detection method and device, and device includes waveform generator, PC machine, CAN communication module, air pressure abs controller, air pressure abs valve, indicator light, air-actuated jaw；Method includes that simulation wheel speed signal is sent by waveform generator to air pressure abs controller, air pressure abs controller sends feedback wheel speed signal to PC machine by CAN communication module, PC machine will be fed back wheel speed signal and be compared with simulation wheel speed signal, and whether determine whether the function of air pressure abs controller is qualified in error range according to comparing result.Detection method and device provided by the invention can be used for the off-line test of abs controller product.
Description
Technical field
The present invention relates to the field of test technology more particularly to a kind of air pressure abs controller detection method and device.
Background technique
For the driving safety for improving automobile, air pressure ABS control is generally fitted in commercial vehicle such as truck, bus brake system system
Device processed, it can be prevented during vehicle braking by real-time control and adjustment wheel brake pressure because wheel lock up causes
Brake side-slipping, rear axle breaks away and situations such as lose steering capability, enables the vehicle to maximally utilise ground brake force
And ramp to stop, thus the safety for being effectively improved the braking ability of automobile, improving running car.Currently, existing patent at
Fruit and open source literature report are concentrated mainly on the detection field of hydraulic ABS controller, rarely have and control specifically for commercial vehicle air pressure ABS
The function of device processed carries out the method and detection device of complete detection, to ensure product quality, reducing real steering vectors and actual road test,
Need a kind of technology and device that can carry out complete detection to its function before air pressure abs controller product is offline.
Summary of the invention
The purpose of the invention is to fill up the technological gap of air pressure abs controller detection, providing one kind can accurately be detected
And the detection method and device of the air pressure abs controller of economical and efficient, it can be used for the off-line test of abs controller product.
The embodiment of the present application provides a kind of air pressure abs controller detection device, including：Waveform generator, PC machine, CAN are logical
Believe module, air pressure abs controller, air pressure abs valve, indicator light, air-actuated jaw；
The PC machine is connected to by ethernet interface with the waveform generator, and the PC machine is logical by the CAN
Letter module is connected to the air pressure abs controller, and the air pressure abs controller connects the air pressure abs valve, the air pressure ABS
Valve, the indicator light are connect with the waveform generator respectively, and the air pressure abs controller is determined on the air-actuated jaw
Position.
Preferably, the air pressure abs controller detection device further includes：Programmable power supply；The PC machine is by serially leading to
Letter interface is connected to the programmable power supply, and the programmable power supply is connect with the power interface of the air pressure abs controller.
Preferably, the air pressure abs controller detection device further includes：Barcode scanning gun；The PC machine passes through serial communication mould
Block is communicated with the barcode scanning gun.
Preferably, the air pressure abs controller detection device further includes：Safe grating, alarm lamp；The safe grating,
The alarm lamp is connect with the I/O module of the waveform generator respectively.
Preferably, the air clamp includes：Controller detection female, mounting blocks, air cylinder base, pushes away gas at detection probe
Cylinder, screwed pipe joint, floating junction, guide rail, tooling platen, rotation clamping cylinder, positioning pin；
The detection probe is mounted in the controller detection female, and the positioning pin is fixed on institute by interference fit
It states on tooling platen, so that the air pressure abs controller positions on the tooling platen；The rotation clamping cylinder passes through spiral shell
Bolt is fastened on the tooling platen；The mounting blocks are bolted on the working plate, and pass through floating
Connector is connected with the push cylinder；The tooling platen is bolted on the sliding block for being fixed on the guide rail, described to push away
Cylinder is bolted on the air cylinder base；The guide rail, the air cylinder base, controller detection female are logical
It crosses bottom bolts to connect with bottom plate, and is allowed to be located on same central axes；The screwed pipe joint pushes away gas described in being separately mounted to
On the air inlet gas outlet of cylinder and the rotation clamping cylinder.
On the other hand, the embodiment of the present application provides a kind of air pressure abs controller detection method, includes the following steps：Waveform
Generator sends simulation wheel speed signal to air pressure abs controller；The air pressure abs controller is sent anti-by CAN communication module
Wheel speed signal is presented to PC machine；The PC machine compares the feedback wheel speed signal and the simulation wheel speed signal, and according to
Whether comparing result determines whether the function of the air pressure abs controller is qualified in error range.
Preferably, the air pressure abs controller detection method further includes：The PC machine by the CAN communication module to
The air pressure abs controller sends instruction, the air pressure abs controller control pressure abs valve successively it is electric；The air pressure ABS
The signal voltage of valve acquires by the I/O module of the waveform generator and is sent to the PC machine, judges the air pressure abs valve
Controlled end whether it is electric；If the controlled end of the air pressure abs valve successively it is electric, be determined as function qualification, it is on the contrary then do not conform to
Lattice.
Preferably, the air pressure abs controller detection method further includes：The PC machine by the CAN communication module to
The air pressure abs controller sends instruction control instructions lamp, and the low polygonal voltage of the indicator light passes through the waveform generator
I/O module acquires and is sent to the PC machine, judge the indicator light controlled end whether power loss；If the instruction lamp on/off is just
The controlled end of the true and described indicator light successively power loss is then determined as function qualification, on the contrary then unqualified；Wherein, the indicator light
Including ABS indicator light, ASR indicator light and RET indicator light.
Preferably, the air pressure abs controller detection method further includes：The I/O module output of the waveform generator is patrolled
The respective switch of level to the air pressure abs controller is collected, the air pressure abs controller sends CAN message to the PC machine；If
The content of the CAN message is shown and the state consistency of the respective switch, then is determined as function qualification, on the contrary then unqualified；
Wherein, the respective switch includes brake switch, ABS switch, ASR switch.
Preferably, the air pressure abs controller detection method further includes：Pass through barcode scanning gun and the air pressure abs controller
On bar code fast recording described in air pressure abs controller detection information, and log log is generated, after the log log is used for
Continuous inquiry.
After the detection of the air pressure abs controller starts, if safe grating detects that operator is not in home,
It is then automatic to interrupt detection.
When during not detecting or detect the air pressure abs controller, alarm lamp shows yellow；In detection completion and function
In the case that energy is qualified, alarm lamp display green；When Function detection is unqualified, alarm lamp is displayed in red and the buzzer that sounds.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages：
It in the embodiment of the present application, can be when air pressure abs controller product be offline by air pressure abs controller detection device
Complete detection is carried out to its function, to ensure product quality, reduce product export failure rate；Using NI PXIe-5413 waveform
Generator simulates four road vehicles wheel speed signals, can partially substitute actual road test, saves human and material resources；Using programmable power supply, branch
Hold the air pressure abs controller Function detection demand that detection supply voltage is 12/24V；Product information, packet is written by CAN bus
Include date of manufacture, sequence number and software and hardware version number etc.；The configurable parameter for saving different automobile types, at the same support program downloading and
Parameter calibration；By bar code in barcode scanning gun and product convenient for fast recording product detection information generate log log, log days
Will is subsequent to be looked into.
Detailed description of the invention
It, below will be to needed in embodiment description in order to illustrate more clearly of the technical solution in the present embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is one embodiment of the present of invention, for this field
For those of ordinary skill, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of air pressure abs controller detection device provided in an embodiment of the present invention；
Fig. 2 is the structural representation of air clamp in a kind of air pressure abs controller detection device provided in an embodiment of the present invention
Figure；
Fig. 3 is the simulation drawing of wheel speed in a kind of air pressure abs controller detection method provided in an embodiment of the present invention.
Wherein, 1- controller detection female, 2- detection probe, 3- air pressure abs controller, 4- mounting blocks, 5- air cylinder base,
6- push cylinder, 7- screwed pipe joint, 8- floating junction, 9- guide rail, 10- tooling platen, 11- rotation clamping cylinder, 12- positioning
Pin.
Specific embodiment
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
Technical solution is stated to be described in detail.
A kind of air pressure abs controller detection device is present embodiments provided, as shown in Figure 1, including：Waveform generator, PC
Machine, CAN communication module, air pressure abs controller, air pressure abs valve, indicator light, air-actuated jaw, programmable power supply, barcode scanning gun, safety
Grating, alarm lamp.
The PC machine is connected to by ethernet interface with the waveform generator, and the PC machine is logical by the CAN
Letter module is connected to the air pressure abs controller, and the air pressure abs controller connects the air pressure abs valve, the air pressure ABS
Valve, the indicator light are connect with the waveform generator respectively, and the air pressure abs controller is determined on the air-actuated jaw
Position.
The PC machine is connected to by serial communication interface with the programmable power supply, the programmable power supply and the air pressure
The power interface of abs controller connects.The PC machine is communicated by serial communication module with the barcode scanning gun.The safety light
Grid, the alarm lamp are connect with the waveform generator respectively.
The waveform generator is preferably NI PXIe-5413 waveform generator, and NI PXIe-5413 waveform generator is located at
In NI PXIe-1071 cabinet.The indicator light, the alarm lamp, the safe grating, the air pressure abs valve signal pass through
The I/O module of NI PXIe-5413 waveform generator is sent in the PC machine；The PC machine passes through NI PXIe-5413 simultaneously
The I/O module of waveform generator reads the working condition of the air pressure abs valve and the indicator light；The safe grating is for grasping
Make the protection of personnel, it is automatic to interrupt if safe grating detects that operator is not in home after detection detection starts
Detection.The alarm lamp for showing different detecting states, including：The state, of air pressure abs controller detection is not carried out
Carry out the detection of air pressure abs controller state, detection complete and air pressure abs controller function qualification state, detection completion and
The underproof state of air pressure abs controller Function detection.
The air clamp is as shown in Fig. 2, include：Controller detects female 1, detection probe 2, mounting blocks 4, air cylinder base
5, push cylinder 6, screwed pipe joint 7, floating junction 8, guide rail 9, tooling platen 10, rotation clamping cylinder 11, positioning pin 12.
Wherein, the detection probe 2 is mounted in the controller detection female 1；The positioning pin 12 is matched by interference
Conjunction is fixed on the tooling platen 10, in order to which the air pressure abs controller 3 (i.e. air pressure abs controller in Fig. 1) is in institute
It states and is positioned on tooling platen 10；The rotation clamping cylinder 11, which is bolted, to be fixed on the tooling platen 10；It is described
Mounting blocks 4 are bolted on the working plate 10, and are connected by the floating junction 8 with the push cylinder 6；
The tooling platen 10 is bolted on the sliding block for being fixed on the guide rail 9；The push cylinder 6 is bolted on institute
It states on air cylinder base 5；The guide rail 9, the air cylinder base 5, controller detection female 1 pass through bottom bolts and bottom plate
Connection, and be allowed to be located on same central axes；The screwed pipe joint 7 is separately mounted to the push cylinder 6 and the rotating clamp
On the air inlet gas outlet of tight cylinder 11.
When detection, the air pressure abs controller 3 to be detected is put, the rotation clamping cylinder 11 is by the air pressure ABS
Controller 3 clamps, and then the effect of push cylinder 6 makes the air pressure abs controller 3 and is mounted on the controller detection female
The detection probe 2 on 1 contacts, and starts a series of Function detections for the air pressure abs controller 3.
The method detected using above-mentioned detection device to air pressure abs controller is as follows：
The PC machine is sent to air pressure abs controller by the CAN communication module (CAN bus) and is instructed, the air pressure
Abs controller control pressure abs valve successively it is electric, the signal voltage of the air pressure abs valve passes through the I/O of the waveform generator
Module acquires and is sent to the PC machine, judge the air pressure abs valve controlled end whether it is electric, if the air pressure abs valve by
Control end successively it is electric, be determined as that function is qualified, it is on the contrary then unqualified.
The PC machine by the CAN communication module to the air pressure abs controller send instruction control ABS indicator light,
ASR indicator light and RET indicator light, low polygonal voltage feed back to the PC machine by the I/O module acquisition of the waveform generator, sentence
The above-mentioned indicator light controlled end that breaks whether sentence if instruction lamp on/off is correct and corresponding indicator light controlled end successively power loss by power loss
It is set to function qualification, it is on the contrary then unqualified.
The I/O module of the waveform generator exports brake switch, the ABS of logic level to the air pressure abs controller
Switch, ASR switch, the air pressure abs controller send CAN message to the PC machine, if the content of the CAN message show and
The state consistency of above-mentioned switch is then determined as function qualification, on the contrary then unqualified.
By real steering vectors wheel speed data in the PC machine by the AO module of the waveform generator, to the air pressure ABS
Controller inputs the different simulation wheel speed signal (real vehicle wheel speed sensors signal) in four tunnels, simulation real vehicle air pressure abs controller
Damped condition, Fig. 3 are a kind of wheel speed signal curve of real vehicle abs braking test acquisition under operating condition, first accelerate to 80Km/h, at the uniform velocity
After start braking until complete brake.The air pressure abs controller simulates wheel speed signal based on the received and handles to obtain feedback wheel
Fast signal, the PC machine read feedback wheel speed signal by the CAN communication module and compare with simulation wheel speed signal, sentence
Break whether in error range (such as 5% error range).Comparing judgment method is in simulation real vehicle air pressure abs controller
When damped condition, by comparison choose each sample point feedback wheel speed data and simulate wheel speed signal whether 5% mistake
In poor range, function is qualified if meeting, otherwise unqualified.
Do not detect or detection process in when, alarm lamp show yellow；In the case where detection is completed and function is qualified, report
Warning lamp display green；When Function detection is unqualified, alarm lamp is displayed in red and the buzzer that sounds.
A kind of air pressure abs controller detection method and its detection device proposed in this paper, by being produced in air pressure abs controller
Before product production is offline, vehicle wheel speed signal is simulated on testing stand and is sent to abs controller, controller is fed back by CAN bus
Wheel speed information and whether the function of being sent to PC machine to detect air pressure abs controller is normal, to ensure product quality.The present invention
The detection method economical and efficient of offer, detection device occupied area is small, is conducive to promote and apply.
A kind of air pressure abs controller detection method and device provided in an embodiment of the present invention are imitated including at least following technology
Fruit：
It in the embodiment of the present application, can be when air pressure abs controller product be offline by air pressure abs controller detection device
Complete detection is carried out to its function, to ensure product quality, reduce product export failure rate；Using NI PXIe-5413 waveform
Generator simulates 4 road vehicles wheel speed signals, can partially substitute actual road test, saves human and material resources；Using programmable power supply, branch
Hold the air pressure abs controller Function detection demand that detection supply voltage is 12/24V；Product information, packet is written by CAN bus
Include date of manufacture, sequence number and software and hardware version number etc.；The configurable parameter for saving different automobile types, at the same support program downloading and
Parameter calibration；By bar code in barcode scanning gun and product convenient for fast recording product detection information generate log log, log days
Will is subsequent to be looked into.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (10)
1. a kind of air pressure abs controller detection device, which is characterized in that including：Waveform generator, PC machine, CAN communication module,
Air pressure abs controller, air pressure abs valve, indicator light, air-actuated jaw；
The PC machine is connected to by ethernet interface with the waveform generator, and the PC machine passes through the CAN communication mould
Block is connected to the air pressure abs controller, and the air pressure abs controller connects the air pressure abs valve, the air pressure abs valve, institute
It states indicator light to connect with the waveform generator respectively, the air pressure abs controller is positioned on the air-actuated jaw.
2. air pressure abs controller detection device according to claim 1, which is characterized in that further include：Programmable power supply；
The PC machine is connected to by serial communication interface with the programmable power supply, and the programmable power supply and the air pressure ABS are controlled
The power interface of device connects.
3. air pressure abs controller detection device according to claim 1 or 2, which is characterized in that further include：Barcode scanning gun；Institute
PC machine is stated to communicate by serial communication module with the barcode scanning gun.
4. air pressure abs controller detection device according to claim 1 or 2, which is characterized in that further include：Safe grating,
Alarm lamp；The safe grating, the alarm lamp are connect with the I/O module of the waveform generator respectively.
5. air pressure abs controller detection device according to claim 1 or 2, which is characterized in that the air clamp packet
It includes：Controller detects female, detection probe, mounting blocks, air cylinder base, push cylinder, screwed pipe joint, floating junction, guide rail, work
Fill platen, rotation clamping cylinder, positioning pin；
The detection probe is mounted in the controller detection female, and the positioning pin is fixed on the work by interference fit
It fills on platen, so that the air pressure abs controller positions on the tooling platen；The rotation clamping cylinder is connected by bolt
It connects and is fixed on the tooling platen；The mounting blocks are bolted on the working plate, and pass through floating junction
It is connected with the push cylinder；The tooling platen is bolted on the sliding block for being fixed on the guide rail, the push cylinder
It is bolted on the air cylinder base；The guide rail, the air cylinder base, controller detection female pass through bottom
Portion's bolt is connect with bottom plate, and is allowed to be located on same central axes；The screwed pipe joint be separately mounted to the push cylinder and
On the air inlet gas outlet of the rotation clamping cylinder.
6. a kind of air pressure abs controller detection method, which is characterized in that include the following steps：Waveform generator sends simulation wheel
Fast signal is to air pressure abs controller；The air pressure abs controller sends feedback wheel speed signal to PC machine by CAN communication module；
Whether the PC machine compares the feedback wheel speed signal and the simulation wheel speed signal, and according to comparing result in error
Determine whether the function of the air pressure abs controller is qualified in range.
7. air pressure abs controller detection method according to claim 6, which is characterized in that further include：The PC machine passes through
The CAN communication module sends to the air pressure abs controller and instructs, and the air pressure abs controller control pressure abs valve is successively
It obtains electric；The signal voltage of the air pressure abs valve acquires by the I/O module of the waveform generator and is sent to the PC machine,
Judge the air pressure abs valve controlled end whether it is electric；If the controlled end of the air pressure abs valve successively it is electric, be determined as function
Can be qualified, it is on the contrary then unqualified.
8. air pressure abs controller detection method according to claim 6, which is characterized in that further include：The PC machine passes through
The CAN communication module sends instruction control instructions lamp to the air pressure abs controller, and the low polygonal voltage of the indicator light passes through
The I/O module of the waveform generator acquires and is sent to the PC machine, judge the indicator light controlled end whether power loss；If
The instruction lamp on/off is correct and the controlled end of the indicator light successively power loss, then is determined as function qualification, on the contrary then unqualified；
Wherein, the indicator light includes ABS indicator light, ASR indicator light and RET indicator light.
9. air pressure abs controller detection method according to claim 6, which is characterized in that further include：The waveform occurs
The I/O module of device exports the respective switch of logic level to the air pressure abs controller, and the air pressure abs controller sends CAN
Message is to the PC machine；If the content of the CAN message is shown and the state consistency of the respective switch, it is determined as that function is closed
Lattice, it is on the contrary then unqualified；Wherein, the respective switch includes brake switch, ABS switch, ASR switch.
10. according to the air pressure abs controller detection method any in claim 6-9, which is characterized in that further include：It is logical
The detection information of air pressure abs controller described in the bar code fast recording in barcode scanning gun and the air pressure abs controller is crossed, and raw
At log log, the log log is used for subsequent query；
After the detection of the air pressure abs controller starts, if safe grating detects that operator is not in home, from
It is dynamic to interrupt detection；
When during not detecting or detect the air pressure abs controller, alarm lamp shows yellow；It is completed in detection and function is closed
In the case where lattice, alarm lamp display green；When Function detection is unqualified, alarm lamp is displayed in red and the buzzer that sounds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324817.2A CN108829077A (en) | 2018-04-12 | 2018-04-12 | A kind of air pressure abs controller detection method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324817.2A CN108829077A (en) | 2018-04-12 | 2018-04-12 | A kind of air pressure abs controller detection method and device |
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| CN108829077A true CN108829077A (en) | 2018-11-16 |
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| CN201810324817.2A Pending CN108829077A (en) | 2018-04-12 | 2018-04-12 | A kind of air pressure abs controller detection method and device |
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Application publication date: 20181116 |
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