CN203630620U - Hardware-in-loop test board used for electronic park brake system - Google Patents
Hardware-in-loop test board used for electronic park brake system Download PDFInfo
- Publication number
- CN203630620U CN203630620U CN201320883579.1U CN201320883579U CN203630620U CN 203630620 U CN203630620 U CN 203630620U CN 201320883579 U CN201320883579 U CN 201320883579U CN 203630620 U CN203630620 U CN 203630620U
- Authority
- CN
- China
- Prior art keywords
- real
- motor
- test platform
- host computer
- brake system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 59
- 230000003750 conditioning effect Effects 0.000 claims description 9
- 238000004088 simulation Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 5
- 238000011990 functional testing Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The embodiment of the utility model discloses a hardware-in-loop test board used for an electronic park brake system. The hardware-in-loop test board comprises a controller stand, a motor-drive circuit, a clamp stand, a host computer and a real-time system rack, wherein the controller stand comprises a rotary type supporting plate for placing an electronic park brake system controller and a control motor for driving the rotary type supporting plate to rotate; the motor-drive circuit is connected with the control motor; the clamp stand is used for placing a brake clamp and comprises a pressure sensor, and the pressure sensor is arranged on the clamp stand; the host computer is internally provided with testing software of the electronic park brake system; and the real-time system rack is connected with the host computer, the motor-drive circuit, the electronic park brake system controller and the pressure sensor. Thus, the performance level of the electronic park brake system controller is fully tested.
Description
Technical field
The utility model relates to automobile controller hardware in ring test technical field, more particularly, relates to a kind of hardware for electronic brake system at ring test platform.
Background technology
EPB(Electrical Park Brake, electronic brake system) refer to that the long time property braking function by the provisional braking in driving process and after stopping combines, and utilize electronic control mode to realize the system of parking braking.
Described EPB mainly comprises: electronic brake button, EPB controller, each road sensor (comprising the obliquity sensor that is placed in the outside Ge road outer sensor of EPB controller and is placed in EPB controller inside) and brake caliper (comprising clamp motor and clamp piston) etc.; In the time that electronic brake button is pressed, the vehicle condition information that EPB controller records according to each road sensor calculates the damping force that current needs apply, and then rotates to promote clamp piston by control clamp motor and steps up brake disc, completes parking braking; In the time that removing parking braking, needs control the reverse rotation of clamp motor.
The existing hardware for EPB, comprising using the EPB controller that disposes brake caliper as tested object at ring test platform: be built-in with the host computer of EPB testing software and be built-in with the real-time system rack etc. of vehicle power realistic model; In test process, the test case that real-time system rack provides according to host computer is sent the outer sensor signal of simulation to EPB controller to be measured, EPB controller to be measured is according to the outer sensor signal of the described simulation of current acquisition and the real output signal of obliquity sensor, control brake caliper and send corresponding clamping force, now by the size of this clamp clamping force is fed back to host computer, can be the test and assess various functions of EPB controller to be measured of host computer foundation is provided.
But, because this test board cannot make verting of test cases generation reality that EPB controller to be measured provides according to host computer, therefore also just cannot test the functional characteristic under the operating mode that EPB controller changes at vehicle inclination angle,, this test board cannot carry out sufficient functional test to EPB controller.
Utility model content
In view of this, the utility model provides a kind of hardware for EPB at ring test platform, to realize the functional characteristic of abundant test EPB controller.
, comprising at a ring test platform for the hardware of EPB:
Controller stand, comprises the rotary supporting plate for placing EPB controller and the control motor for driving described rotary supporting plate to rotate;
The motor-drive circuit being connected with described control motor;
For placing the clamp stand of brake caliper, comprise the pressure transducer being placed on described clamp stand;
Be built-in with the host computer of EPB testing software;
And the real-time system rack being connected with described pressure transducer with described host computer, described motor-drive circuit, described electronic brake system controller respectively.
Wherein, described real-time system rack comprises the real-time processor being connected with described host computer, and the signal conditioning circuit being connected with described pressure transducer with described real-time processor, described motor-drive circuit, described electronic brake system controller respectively; Wherein said real-time processor is built-in with vehicle power realistic model.
Optionally, described real-time system rack also comprises: the fault being connected with described host computer arranges circuit; Wherein said fault arranges on the connecting line that circuit is positioned at described signal conditioning circuit and described electronic brake system controller.
Optionally, described real-time system rack also comprises: the electric power management circuit that is used to the inside and outside consumer power supply of described real-time system rack.
Wherein, described motor-drive circuit is connected with scrambler cable by driving cable with described control motor.
Wherein, described control motor comprises servomotor.
Wherein, described motor-drive circuit comprises driven by servomotor circuit.
Wherein, described clamp stand comprises for the first clamp stand of rear wheel brake caliper on the left of placing with for placing the second clamp stand of right side rear wheel brake caliper.
Wherein, described pressure transducer comprises: be placed in the first pressure transducer on described the first clamp stand and be placed in the second pressure transducer on described the second clamp stand.
Wherein, on described rotary supporting plate, be provided with multiple positions screw.
Can find out from above-mentioned technical scheme, the utility model embodiment is using the EPB controller that disposes brake caliper as tested object, in test process, real-time system rack is as slave computer, the test case that can provide according to host computer is sent the outer sensor signal of simulation to EPB controller to be measured, and send corresponding Electric Machine Control instruction to motor-drive circuit, control the rotary supporting plate rotation of driven by motor to default tilt angle to drive, thereby make the EPB controller to be measured can be according to the outer sensor signal of the described simulation of current acquisition and the real output signal of obliquity sensor, control brake caliper and send corresponding clamping force, the size of the clamp clamping force now by described real-time system rack, pressure transducer being recorded again feeds back to host computer, can be the test and assess functional characteristic of EPB controller to be measured of host computer foundation is provided.Compared to prior art, the utility model is positioned over EPB controller to be measured on rotary supporting plate, make thus verting of test cases generation reality that EPB controller to be measured can provide according to host computer, thereby realize the functional characteristic under the operating mode that test EPB controller changes at vehicle inclination angle, reached the object of EPB controller being carried out to sufficient functional test.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that the disclosed a kind of hardware for EPB of the utility model embodiment is at ring test platform structural representation.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model embodiment discloses a kind of hardware for EPB at ring test platform, to realize the functional characteristic of abundant test EPB controller, this test board comprises controller stand 100, motor-drive circuit 200, clamp stand 300, host computer 400 and real-time system rack 500;
Wherein, this test board is using the EPB controller 700 that disposes brake caliper 600 as tested object, concrete:
Controller stand 100, comprises the rotary supporting plate 101 for placing EPB controller 700 and the control motor 102 rotating for driven rotary formula supporting plate 101;
Motor-drive circuit 200 is connected with control motor 102;
Real-time system rack 500 is the slave computer at ring test platform as the described hardware for EPB, is connected respectively with host computer 400, motor-drive circuit 200, EPB controller 700 and pressure transducer 301.
For EPB, the topworks of EPB controller 700, i.e. brake caliper 600, comprises two brake calipers of left and right trailing wheel; Corresponding, clamp stand 300 comprises for the first clamp stand of rear wheel brake caliper on the left of placing with for placing the second clamp stand of right side rear wheel brake caliper; The pressure transducer 300 that be placed on the supporting plate of clamp stand 300, is connected with brake caliper 600 comprises and is placed in the first pressure transducer on described the first clamp stand and is placed in the second pressure transducer on described the second clamp stand.In the present embodiment, Fig. 1 only shows one of them clamp stand (comprising the pressure transducer being placed on this clamp stand) and one of them brake caliper.
Wherein, real-time system rack 500 comprises: the real-time processor 501 being connected with host computer 400, and the signal conditioning circuit 502 being connected with real-time processor 501, motor-drive circuit 200, EPB controller 700 and pressure transducer 301 respectively.Concrete:
Real-time processor 501, is built-in with vehicle power realistic model, and the test case that can provide according to host computer 400 is sent the outer sensor signal of simulation to EPB controller 700, and sends corresponding Electric Machine Control instruction to motor-drive circuit 200; Wherein said Electric Machine Control instruction is used for controlling motor-drive circuit 200 and drives control motor 102 to rotate, with extremely default tilt angle of driven rotary formula supporting plate 101 rotations.That is to say, under the test case changing in real time at vehicle inclination angle, real-time processor 501 can send the outer sensor signal of corresponding simulation and make EPB controller 700 acquire all the time obliquity sensor signal corresponding under different vehicle inclination angle to EPB controller 700 all the time;
In addition, real-time processor 501 also feeds back to host computer 400 for the real pressure sensor signal (being that EPB controller 700 is controlled the clamp clamping force signal that brake caliper 600 sends) that pressure transducer 301 is recorded, and forms closed loop circuit.Host computer 400 is by analyze the size of the described clamp clamping force that records of pressure transducer 301 under different test cases thus, functional characteristic that can precisetest EPB controller 700;
Corresponding, the interface circuit of real-time processor 501 specifically comprises: the communication interface 1 that is connected with host computer 400, for exporting the first output interface 2 of described Electric Machine Control instruction, for exporting second output interface 3 of outer sensor signal of described simulation, and for receiving the input interface 4 of described pressure sensor signal;
In the present embodiment, for guaranteeing that motor-drive circuit 200 can drive control motor 102 to reach accurately and fast default straight line output displacement, thereby 101 rotations of driven rotary formula supporting plate are to default inclination angle, as preferably, control motor 102 and can adopt servomotor, motor-drive circuit 200 can adopt driven by servomotor circuit; Wherein between motor-drive circuit 200 and control motor 102, be connected with scrambler cable by driving cable.
In addition, on the rotary supporting plate 101 described in the present embodiment, be provided with multiple positions screw, can be used for loading the EPB controller 700 of multiple different model, thereby expand the hardware for EPB described in the present embodiment scope of application at ring test platform; Wherein EPB controller 700 to be measured can level or vertical loading on rotary supporting plate 101, its specifically loading form depend on the mounting means of the obliquity sensor of EPB controller 700 inside.
Can be found out by foregoing description, the utility model embodiment is using the EPB controller 700 that disposes brake caliper 600 as tested object; In test process, the test case that real-time system rack 500 can provide according to host computer 400 is sent the outer sensor signal of simulation to EPB controller 700; And send corresponding Electric Machine Control instruction to motor-drive circuit 200, control motor 102 driven rotary formula supporting plate 101 rotations to default tilt angle to drive, thereby make the EPB controller 700 can be according to the outer sensor signal of the described simulation of current acquisition and the real output signal of obliquity sensor, control brake caliper 600 and send corresponding clamping force, the size of the clamp clamping force now by real-time system rack 500, pressure transducer 301 being recorded again feeds back to host computer, and the functional characteristic that can be host computer test and appraisal EPB controller 700 provides foundation.
In addition, as preferably, real-time system rack 500 also comprises: the fault being connected with host computer 400 arranges circuit 503, and wherein fault arranges on the connecting line that circuit 503 is positioned at signal conditioning circuit 502 and EPB controller 700;
It is that tested object injects corresponding fault-signal for the failure code issuing according to host computer 400 that fault arranges circuit 503, thus the fault-tolerant ability of test EPB controller 700 under different faults operating mode; In the time not doing any fault injection, fault arranges circuit 503 and is only equivalent to be connected in the wire between signal conditioning circuit 502 and EPB controller 700, can not produce any interference to the test job of the present embodiment.
In addition, real-time system rack 500 also comprises: the electric power management circuit (not shown) that is used to the inside and outside consumer power supply of real-time system rack 500;
Wherein the consumer in real-time system rack 500 comprises that real-time processor 501, signal conditioning circuit 502 and fault arrange circuit 503 etc.; Consumer outside real-time system rack 500 comprises motor-drive circuit 200, EPB controller 700 and pressure transducer 301 etc.; As the direct current of provide+12V of EPB controller 700, alternating current for provide+220V of motor-drive circuit 200 are provided for, described electric power management circuit.
Wherein, it should be added that, for the host computer 400 described in the present embodiment, the EPB testing software that tester is only required to be its internal operation inputs different test parameters, can corresponding different test case fully test the performance level of EPB controller 700 under various different operating modes, and without described EPB testing software is carried out to overlapping development; In addition for improving testing efficiency, tester also can select the mode of automatic test to carry out performance test to EPB controller 700, does not limit to;
In sum, the utility model embodiment is using the EPB controller that disposes brake caliper as tested object; In test process, real-time system rack is the slave computer at ring test platform as the described hardware for EPB, and the test case that can provide according to host computer is sent the outer sensor signal of simulation to EPB controller to be measured; And send corresponding Electric Machine Control instruction to motor-drive circuit, control the rotary supporting plate rotation of driven by motor to default tilt angle to drive, thereby make the EPB controller to be measured can be according to the outer sensor signal of the real output signal of the obliquity sensor of current acquisition and described simulation, control brake caliper and send corresponding clamping force, the size of the clamp clamping force now by described real-time system rack, pressure transducer being recorded again feeds back to host computer, can be the test and assess functional characteristic of EPB controller to be measured of host computer foundation is provided.Compared to prior art, the utility model is positioned over EPB controller to be measured on rotary supporting plate, make thus verting of test cases generation reality that EPB controller to be measured can provide according to host computer, thereby realize the functional characteristic under the operating mode that test EPB controller changes at vehicle inclination angle, reached the object of EPB controller being carried out to sufficient functional test.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
- For the hardware of electronic brake system at a ring test platform, it is characterized in that, comprising:Controller stand, comprises the rotary supporting plate for placing electronic brake system controller and the control motor for driving described rotary supporting plate to rotate;The motor-drive circuit being connected with described control motor;For placing the clamp stand of brake caliper, comprise the pressure transducer being placed on described clamp stand;Be built-in with the host computer of electronic brake system testing software;And the real-time system rack being connected with described pressure transducer with described host computer, described motor-drive circuit, described electronic brake system controller respectively.
- 2. hardware according to claim 1 is at ring test platform, it is characterized in that, described real-time system rack comprises: the real-time processor being connected with described host computer, and the signal conditioning circuit being connected with described pressure transducer with described real-time processor, described motor-drive circuit, described electronic brake system controller respectively;Wherein said real-time processor is built-in with vehicle power realistic model.
- 3. hardware according to claim 2, at ring test platform, is characterized in that, described real-time system rack also comprises: the fault being connected with described host computer arranges circuit;Wherein said fault arranges on the connecting line that circuit is positioned at described signal conditioning circuit and described electronic brake system controller.
- 4. hardware according to claim 3, at ring test platform, is characterized in that, described real-time system rack also comprises: the electric power management circuit that is used to the inside and outside consumer power supply of described real-time system rack.
- 5. hardware according to claim 1, at ring test platform, is characterized in that, described motor-drive circuit is connected with scrambler cable by driving cable with described control motor.
- 6. hardware according to claim 1, at ring test platform, is characterized in that, described control motor comprises servomotor.
- 7. hardware according to claim 6, at ring test platform, is characterized in that, described motor-drive circuit comprises driven by servomotor circuit.
- 8. hardware according to claim 1, at ring test platform, is characterized in that, described clamp stand comprises for the first clamp stand of rear wheel brake caliper on the left of placing with for placing the second clamp stand of right side rear wheel brake caliper.
- 9. hardware according to claim 8, at ring test platform, is characterized in that, described pressure transducer comprises: be placed in the first pressure transducer on described the first clamp stand and be placed in the second pressure transducer on described the second clamp stand.
- 10. hardware according to claim 1, at ring test platform, is characterized in that, is provided with multiple positions screw on described rotary supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320883579.1U CN203630620U (en) | 2013-12-30 | 2013-12-30 | Hardware-in-loop test board used for electronic park brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320883579.1U CN203630620U (en) | 2013-12-30 | 2013-12-30 | Hardware-in-loop test board used for electronic park brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203630620U true CN203630620U (en) | 2014-06-04 |
Family
ID=50817079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320883579.1U Expired - Lifetime CN203630620U (en) | 2013-12-30 | 2013-12-30 | Hardware-in-loop test board used for electronic park brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203630620U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105738125A (en) * | 2016-04-14 | 2016-07-06 | 宁波格陆博科技有限公司 | Simulation apparatus for electronic parking brake system of automobile |
| CN111258294A (en) * | 2020-01-07 | 2020-06-09 | 北京经纬恒润科技有限公司 | Fault tolerance time testing system and method |
| CN111999072A (en) * | 2020-07-27 | 2020-11-27 | 中国第一汽车股份有限公司 | Test device for automobile brake system |
| CN113406412A (en) * | 2021-06-03 | 2021-09-17 | 东风柳州汽车有限公司 | Chassis test system and equipment thereof |
-
2013
- 2013-12-30 CN CN201320883579.1U patent/CN203630620U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105738125A (en) * | 2016-04-14 | 2016-07-06 | 宁波格陆博科技有限公司 | Simulation apparatus for electronic parking brake system of automobile |
| CN111258294A (en) * | 2020-01-07 | 2020-06-09 | 北京经纬恒润科技有限公司 | Fault tolerance time testing system and method |
| CN111258294B (en) * | 2020-01-07 | 2021-06-29 | 北京经纬恒润科技股份有限公司 | Fault tolerance time testing system and method |
| CN111999072A (en) * | 2020-07-27 | 2020-11-27 | 中国第一汽车股份有限公司 | Test device for automobile brake system |
| CN113406412A (en) * | 2021-06-03 | 2021-09-17 | 东风柳州汽车有限公司 | Chassis test system and equipment thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203630620U (en) | Hardware-in-loop test board used for electronic park brake system | |
| CN203643175U (en) | Electric wheel hub motor testing stand | |
| CN203310975U (en) | A purely-electric vehicle driving system test board | |
| CN102033201B (en) | Simulation device and method using AC servo motor as variable-torque load | |
| CN203719914U (en) | Power assembly test bench for extended range electric vehicle | |
| CN102944857B (en) | Method for detecting loss of field of rotor of permanent magnet synchronous motor | |
| CN103528816B (en) | A kind of method of testing utilizing the automatic transmission test macro of energy simulated roadway condition | |
| CN201828650U (en) | Simulator adopting alternating-current servo motor as variable torque load | |
| CN105573303A (en) | Automatic test system for electric vehicle motor control system rack | |
| CN203593175U (en) | Detection apparatus of antiskid airplane brake system | |
| CN103048620A (en) | Method for measuring parameters of direct-current brushless motor | |
| CN204140365U (en) | The electronic air compression system performance test system of a kind of new-energy automobile | |
| CN204228429U (en) | For detecting Comprehensive Testing Facility and the system of parking performance | |
| CN105182236A (en) | Device for detecting the performance of a wiper motor of passenger vehicle | |
| CN107976593A (en) | Energy expenditure test system in a kind of electric automobile operational process | |
| CN109048807A (en) | A kind of frock clamp for Automobile flywheel | |
| CN205826828U (en) | Simulate car load load device and include its electric automobile electromagnetic interference test system | |
| CN103092187B (en) | Hybrid power control system hardware-in-loop experimental platform | |
| CN114609459A (en) | Method, device, equipment and storage medium for testing simulated energy consumption of whole vehicle working condition | |
| CN103645046A (en) | Method and device for detecting performance test of central rotary joint | |
| CN201974512U (en) | Micromotor automatic-loading test bench | |
| CN116300816A (en) | Wheel hub motor composite brake Hil test system and method based on fault injection | |
| CN207180914U (en) | A kind of Universal automobile intelligent electric tail-gate motor load noise measuring equipment | |
| CN103941594A (en) | Electric-hydraulic braking rapid control prototype of electric vehicle | |
| CN205301532U (en) | Motor of simulating on -vehicle system among electric automobile is to dragging system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hengrun Technology Co.,Ltd. Address before: 8 / F, block B, No. 11, Anxiang Beili, Chaoyang District, Beijing 100101 Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |