CN207882752U - A kind of automatic test equipment of automotive control system - Google Patents
A kind of automatic test equipment of automotive control system Download PDFInfo
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- CN207882752U CN207882752U CN201721877275.9U CN201721877275U CN207882752U CN 207882752 U CN207882752 U CN 207882752U CN 201721877275 U CN201721877275 U CN 201721877275U CN 207882752 U CN207882752 U CN 207882752U
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Abstract
The utility model proposes a kind of automatic test equipment of automotive control system, which is characterized in that including：Central processing unit, generates output driver, the corresponding sampler module for obtaining supply voltage information and the display shown to test mode information for controlling vehicle part signal at the corresponding input detection module for obtaining vehicle operating information；The sampler module includes microampere order sampler, milliampere grade sampler and ampere grade sampler, and is connected to central processing unit by selecting switch.The utility model solves the problems, such as the automatic test of automotive control system, reduce the layout that current measuring instrument, high-frequency signal generator, high frequency believe the multiple devices such as slow instrument, and it predominantly detects work and is carried out automatically by equipment, reduce detection workman quantity, it simplifies testing process and reduces artificial error rate, it is often more important that so that detection is taken and shorten dramatically, effective hoisting load produces the efficiency of operation, with preferable technical and practicability, it is suitble to promote the use of.
Description
Technical field
The utility model is related to a kind of automatic test equipment of automotive control system.
Background technology
With the development of automotive engineering, the function of automotive control system is also increasingly perfect, especially to various vehicle components
The detection of operating status is fed back, such as：Car door locking detection, parking detection etc..And it is needed to vehicle interior before automobile manufacture
Mechanism, particularly control（Device）System carries out the detection of verification property, and existing detection operation needs to be equipped with current measuring instrument, high-frequency
Signal generator, high frequency believe the multiple devices such as slow instrument, and form continuous productive process and need to set several detection workmans, lead to testing process
Complicated, error-prone and recruitment cost occupies high.Automobile is controlled at present（Device）The a full set of detection of system need to be into 556 seconds, wherein manually
Test takes just up to 173 seconds, and testing efficiency is relatively low, is larger influencing volume production operation.
Utility model content
To overcome the test short slab to automotive control system in the prior art, testing efficiency is improved, the utility model proposes
A kind of automatic test equipment of automotive control system, particular technique content are as follows：
A kind of automatic test equipment of automotive control system comprising：Central processing unit, corresponding acquisition vehicle operating information
Input detection module, generate the output driver of signal, the corresponding sampling for obtaining supply voltage information controlled to vehicle part
Device module and the display that test mode information is shown；
It includes misfire signals inspection that the input detection module, which has several signal detection terminals, the signal detection terminal,
Survey terminal, indicator signal detection terminal, unlocking signal detection terminal, shut signal detection terminal, audible warning detection terminal,
Boot signal detection terminal, alarm LED signal detection terminal in several；
The output driver has several signal output terminals, and the signal output terminal includes cab door signal
Leading-out terminal, passenger doors signal output terminal, boot signal output terminal, service brake signal output terminal, parking signal output end
If in son, key ACC signal output terminals, ultrasonic sensor signal output terminal, vibration sensor signal leading-out terminal
Dry；
The sampler module includes microampere order sampler, milliampere grade sampler and ampere grade sampler, and by selecting
It selects switch and is connected to central processing unit.
In one or more embodiments of the utility model, the microampere order sampler, milliampere grade sampler and ampere
Grade sampler selects one via the selecting switch and is connected to the central processing unit, and the selecting switch and central processing unit it
Between be equipped with amplifier.
In one or more embodiments of the utility model, the central processing unit receives to come to external equipment or operation
The operational order or data of panel.
In one or more embodiments of the utility model, the central processing unit is connected with high-frequency signal modulation in turn
Module and radio-frequency antenna, the external equipment are remote controler or smart machine with peer to peer communication module.
In one or more embodiments of the utility model, the high frequency modulation module corresponds to RF433MHz communication frequencies
Section.
In one or more embodiments of the utility model, between the central processing unit and high-frequency signal modulation module
Equipped with power governor.
In one or more embodiments of the utility model, the external equipment is remote controler comprising is had at coding
Manage device and the communication module being connect with the coding processing device and several buttons.
In one or more embodiments of the utility model, the microampere order sampler, milliampere grade sampler and ampere
Grade sampler is respectively provided with mains input side test side and power supply outlet side test side.
The utility model has the beneficial effects that：It solves the problems, such as the automatic test of automotive control system, reduces electric current and survey
Amount instrument, high-frequency signal generator, high frequency believe the layout of the multiple devices such as slow instrument, and predominantly detect work by equipment automatically into
Row reduces detection workman quantity, simplifies testing process and reduces artificial error rate, it is often more important that, make need to take originally compared with
Long 173 seconds manual testing's links are optimized, and taking can be reduced to 15 seconds, and effective hoisting load produces the efficiency of operation, have compared with
Good technical and practicability, is suitble to promote the use of.
Description of the drawings
Fig. 1 is the process schematic diagram of existing controller automatic test manual testing link.
The test session that Fig. 2 is realized by the automatic test equipment of the automotive control system of the utility model（It takes）Signal
Figure.
Fig. 3 is the functional block diagram one of the automatic test equipment of the automotive control system of the utility model.
Fig. 4 is the functional block diagram two of the automatic test equipment of the automotive control system of the utility model.
Specific implementation mode
As follows in conjunction with attached drawing, application scheme is further described：
A kind of automatic test equipment of automotive control system comprising：Central processing unit, corresponding acquisition vehicle operating information
Input detection module, generate the output driver of signal, the corresponding sampling for obtaining supply voltage information controlled to vehicle part
Device module and the display that test mode information is shown；
The input detection module detects input coherent signal automatically, quickly whether judges correlation function by central processing unit
Normally, with several signal detection terminals, the signal detection terminal includes misfire signals detection terminal, direction modulating signal
Detection terminal, unlocking signal detection terminal, shut signal detection terminal, audible warning detection terminal, boot signal detection terminal,
Alarm LED signal detection terminal；
The output driver has several signal output terminals, using the signal acquired in input detection module by center
Processor judges correlation function, and presses each pair of induction signal of fuction output, and the signal output terminal includes that cab door signal is defeated
Go out terminal, passenger doors signal output terminal, boot signal output terminal, service brake signal output terminal, parking signal leading-out terminal,
Key ACC signal output terminals, ultrasonic sensor signal output terminal, vibration sensor signal leading-out terminal；
The sampler module includes microampere order sampler, milliampere grade sampler and ampere grade sampler, and by selecting
It selects switch and is connected to central processing unit；The microampere order sampler, milliampere grade sampler and ampere grade sampler are via the choosing
It selects switch and selects one and be connected to the central processing unit, switched over automatically by central processing unit, and can be quick according to sampling numerical value
It calculates and judges whether electric current is normal, amplifier, the microampere order sampling are equipped between the selecting switch and central processing unit
Device, milliampere grade sampler and ampere grade sampler are respectively provided with mains input side test side and power supply outlet side test side.
The above sampling structure, test structure and status information are shown by the display.
The central processing unit receives to come to the operational order or data of external equipment, specifically, the central processing unit
Be connected with high-frequency signal modulation module and radio-frequency antenna in turn, the external equipment be remote controler with peer to peer communication module or
Smart machine, the high frequency modulation module correspond to RF433MHz communication frequency bands, and the central processing unit is modulated with high-frequency signal
Power governor is equipped between module, the signal of the central processing unit is exported via power governor（Adaptive power state）
After processing, then is modulated and exported by high-frequency signal modulation module；Or receive operational order or data from external equipment.
The external equipment is remote controler comprising the communication mould for having coding processing device and being connect with the coding processing device
Block and several buttons.
Wireless telecommunications connect between the utility model and automobile controller to be measured, and the signal of central processing unit is exported via work(
Rate adjuster（Adaptive power state）After processing, then is modulated and exported to automobile controller to realize by high-frequency signal modulation module
Detection to automobile controller, the signal that automobile controller generates are reverse back to central processing unit through LED signal detection terminal of alarming
It analyzed, handled.
It is that above-mentioned preferred embodiment should be regarded as application scheme embodiment for example, all with application scheme thunder
Technology deduction, replacement, improvement etc. same, approximate or make based on this, are regarded as the protection domain of this patent.
Claims (8)
1. a kind of automatic test equipment of automotive control system, which is characterized in that including：Central processing unit, corresponding acquisition vehicle
The input detection module of operation information generates the output driver to vehicle part control signal, corresponding acquisition supply voltage letter
The sampler module of breath and the display that test mode information is shown；
The input detection module has several signal detection terminals, and the signal detection terminal includes misfire signals test side
Son, shuts signal detection terminal, audible warning detection terminal, boot at indicator signal detection terminal, unlocking signal detection terminal
Signal detection terminal, alarm LED signal detection terminal in several；
It includes the output of cab door signal that the output driver, which has several signal output terminals, the signal output terminal,
Terminal, passenger doors signal output terminal, boot signal output terminal, service brake signal output terminal, parking signal leading-out terminal, key
Several in spoon ACC signal output terminals, ultrasonic sensor signal output terminal, vibration sensor signal leading-out terminal；
The sampler module includes microampere order sampler, milliampere grade sampler and ampere grade sampler, and is opened by selection
Connection is connected to central processing unit.
2. the automatic test equipment of automotive control system according to claim 1, it is characterised in that：The microampere order sampling
Device, milliampere grade sampler and ampere grade sampler select one via the selecting switch and are connected to the central processing unit, and described
Amplifier is equipped between selecting switch and central processing unit.
3. the automatic test equipment of automotive control system according to claim 2, it is characterised in that：The central processing unit
Receive to come to external equipment or the operational order or data of operation panel.
4. the automatic test equipment of automotive control system according to claim 3, it is characterised in that：The central processing unit
Be connected with high-frequency signal modulation module and radio-frequency antenna in turn, the external equipment be remote controler with peer to peer communication module or
Smart machine.
5. the automatic test equipment of automotive control system according to claim 4, it is characterised in that：The high frequency modulated mould
Block corresponds to RF433MHz communication frequency bands.
6. the automatic test equipment of automotive control system according to claim 4, it is characterised in that：The central processing unit
Power governor is equipped between high-frequency signal modulation module.
7. the automatic test equipment of automotive control system according to claim 4, it is characterised in that：The external equipment is
Remote controler comprising have coding processing device and the communication module being connect with the coding processing device and several buttons.
8. the automatic test equipment of automotive control system according to claim 1, it is characterised in that：The microampere order sampling
Device, milliampere grade sampler and ampere grade sampler are respectively provided with mains input side test side and power supply outlet side test side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721877275.9U CN207882752U (en) | 2017-12-27 | 2017-12-27 | A kind of automatic test equipment of automotive control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721877275.9U CN207882752U (en) | 2017-12-27 | 2017-12-27 | A kind of automatic test equipment of automotive control system |
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| Publication Number | Publication Date |
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| CN207882752U true CN207882752U (en) | 2018-09-18 |
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| CN201721877275.9U Active CN207882752U (en) | 2017-12-27 | 2017-12-27 | A kind of automatic test equipment of automotive control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107908183A (en) * | 2017-12-27 | 2018-04-13 | 中山市庆臻电子科技有限公司 | A kind of automatic test equipment of automotive control system |
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2017
- 2017-12-27 CN CN201721877275.9U patent/CN207882752U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107908183A (en) * | 2017-12-27 | 2018-04-13 | 中山市庆臻电子科技有限公司 | A kind of automatic test equipment of automotive control system |
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