CN204202885U - Electric booster steering controller product automatic detecting table - Google Patents
Electric booster steering controller product automatic detecting table Download PDFInfo
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- CN204202885U CN204202885U CN201420697004.5U CN201420697004U CN204202885U CN 204202885 U CN204202885 U CN 204202885U CN 201420697004 U CN201420697004 U CN 201420697004U CN 204202885 U CN204202885 U CN 204202885U
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Abstract
Electric booster steering controller product automatic detecting table, comprise automotive steering to unify the system of sailing that moves ahead, support stand, load change device, car battery, EPS assist motor, speed reduction unit, torque sensor, EPS controller, Function detection and protection system and printer, the unify system of sailing that moves ahead of described automotive steering comprises steering control mechanism, rack and pinion steering gear, steering gear, front suspension, steeraxle and front-wheel, described Function detection and protection system comprise PC, CAN-Bus communication module, signal acquisition module, control module, signal generating module, EPS supply module, temperature monitoring module, fault logging module and failure protection module.The utility model has built the monitor station close to real vehicle environment, ensure that the reliability of detection, without the need to steering wheel rotation in testing process, achieves the automatic detection to EPS controller product, reduces labour intensity and improves detection efficiency.
Description
Technical field
The utility model relates to a kind of automatic detection device of bulk article, particularly a kind of automatic detection device for electric booster steering system controller product.
Background technology
Electric boosting steering system (EPS) have compared with traditional servo steering system structure simple, be convenient to the features such as installation and maintenance, energy-conserving and environment-protective, steering characteristic be excellent.Many colleges and universities and relevant enterprise drop into substantial contribution and manpower and carry out and research and develop and achieve abundant achievement in recent years, domesticly have many vehicles and are equipped with EPS and become selling point.EPS controller, as the core component of EPS, affects the overall performance of EPS, so EPS controller needed through close inspection before dispatching from the factory.At present, the Performance Detection of EPS controller is generally by building real vehicle stand or simulated automotive turns to stand to carry out, and real vehicle stand, closer to the actual working environment of EPS controller, has higher detecting reliability, simulated automotive turns to the cost of stand low, and it is comparatively easy to implement.In bench detection process, rely on operating personnel's steering wheel rotation or use separate electrical motor Direct driver steering column to detect the performance parameter of EPS controller.The former adds the labour intensity of operating personnel, latter increases testing cost and not easily realizes on the stand of simulation real vehicle assembly structure.Along with the assembly rate of automobile EPS improves constantly, production firm also becomes higher to the automaticity of EPS controller factory testing equipment and the requirement of detecting reliability.
Summary of the invention
The technical matters that the utility model solves is to provide a kind of electric booster steering controller product automatic detecting table, to solve the shortcoming existed in above-mentioned technical background, meets EPS controller to the requirement detecting automaticity and reliability.
The technical matters that the utility model solves realizes by the following technical solutions: a kind of electric booster steering controller product automatic detecting table comprises automotive steering and to unify the system of sailing that moves ahead, support stand, load change device, car battery, EPS assist motor, speed reduction unit, torque sensor, EPS controller, Function detection and protection system and printer, the unify system of sailing that moves ahead of described automotive steering comprises steering control mechanism, rack and pinion steering gear, steering gear, front suspension, steeraxle and front-wheel, described Function detection and protection system comprise PC, CAN-Bus communication module, signal acquisition module, control module, signal generating module, EPS supply module, temperature monitoring module, fault logging module and failure protection module.
Described automotive steering unify move ahead the system of sailing according to real vehicle structure and angle assemble, steering control mechanism, steeraxle, front suspension system load change device of unifying directly is fixed on support stand, rack and pinion steering gear is fixed on support stand by being connected with steeraxle indirectly, front-wheel is placed on load change device, changes the steering resisting moment of system by the height of hydraulic cylinder in regulating load converting means.Torque sensor, EPS assist motor and speed reduction unit are integrated into an integral installation on steering column.EPS controller is connected by wire with torque sensor, Function detection and protection system, accumulator and EPS assist motor, and printer is connected for printing examining report with PC.
Described CAN-Bus communication module turns CAN mouth crossover tool by USB and is connected with EPS controller with PC respectively, transmission ignition signal, engine rotational speed signal and vehicle speed signal; Signal acquisition module gathers the major-minor signal of torque sensor by the data collecting card that model is PCI-1710U, be that the Hall current sensor of WCS1600 and data collecting card gather Absorption Current and assist motor current signal by model, data collecting card is connected with PC by pci interface; Signal generating module is connected with EPS controller by data collecting card, and the moment of torsion major-minor signal that transmission collects, to EPS controller, makes system operate under the independent role of EPS assist motor after reducing system steering resisting moment.
Described EPS supply module is connected with the output port of data collecting card, makes model be that the relay of KSR-1550ZDN disconnects with closed, the shutoff realizing car battery and EPS controller be communicated with.Temperature monitoring module model is IPAM-6505, and one end is connected with PCI-1710U data collecting card, and one end is connected with EPS controller by thermopair, and thermopair is fixed on EPS controller by High temperature-resistanadhesive adhesive tape; The failure output terminal of EPS controller is connected with PCI-1710U data collecting card, and data collecting card is connected the disconnection that controls KSR-1550ZDN relay in current supply circuit with closed with failure protection module.
Compared with prior art the beneficial effects of the utility model are: the automatic detecting table that the utility model is built, farthest close to the real vehicle working environment of EPS controller, ensure that the reliability of testing result.Utilize the platform after the torque signal and change steering resisting moment collected that whole system can be made to run under the independent role of EPS assist motor, achieve the automatic detection of the EPS controller product to batch production, reduce the labour intensity of operating personnel, improve the detection efficiency of bulk article.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Function detection of the present utility model and protection system block diagram.
Wherein: 1. steering control mechanism, 2.EPS assist motor, 3. torque sensor, 4. speed reduction unit, 5. support stand, 6. front suspension, 7. front-wheel, 8. load change device, 9. steering gear, 10. rack and pinion steering gear, 11. steeraxles, 12. automotive steerings are unified the system of sailing that moves ahead, 13. car batteries, 14.EPS controller, 15. Function detection and protection system, 16. printers, 17.PC machine, 18. control modules, 19.PCI-1710U data collecting card, 20.WCS1600 Hall current sensor, 21. signal acquisition module, 22.KSR-1550ZDN relay, 23.EPS supply module, 24. failure protection module, 25. fault logging module, 26.IPAM-6505 temperature sensor, 27. thermopairs, 28. temperature monitoring modules, 29. signal generating module, 30.USB turns CAN mouth crossover tool, 31.CAN-Bus communication module
Embodiment
Set forth further below in conjunction with accompanying drawing, make technological means of the present utility model, creation characteristic and realize effect more clear.
See Fig. 1, a kind of electric booster steering controller product automatic detecting table comprises automotive steering and to unify the system of sailing (12), support stand (5), load change device (8), car battery (13), EPS assist motor (2), torque sensor (3), speed reduction unit (4), EPS controller (14), Function detection and protection system (15) and the printer (16) of moving ahead.
The unify system of sailing (12) that moves ahead of described automotive steering comprises steering control mechanism (1), rack and pinion steering gear (10), steering gear (9), front suspension (6), steeraxle (11) and front-wheel (7), assemble according to real vehicle structure and angle, steering control mechanism (1), steeraxle (11), front suspension (6) and load change device (8) are directly fixed on support stand (5), rack and pinion steering gear (10) is fixed on support stand (5) by being connected with steeraxle (11) indirectly, front-wheel (7) is placed on load change device (8), the steering resisting moment of system is changed by the height of hydraulic cylinder in regulating load converting means (8).Torque sensor (3), EPS assist motor (2) and speed reduction unit (4) are integrated into an integral installation on steering column.EPS controller (14) is connected by wire with torque sensor (3), EPS assist motor (2), accumulator (13) and EPS controller (14), and printer (16) is connected for printing examining report with PC (17).
The major-minor signal that described torque sensor (3) sends is analog voltage signal, voltage values scope is the voltage value of 0 to torque sensor (3), and quiescent value is 1/2nd of torque sensor (3) voltage value.Torque sensor (3) interface is connected with the signals collecting port of EPS controller (14) and PCI-1710U data collecting card (19), bearing circle is turned to extreme position according to certain speed after normally working by EPS controller (14) to right after to left, utilizes data collecting card (19) gather torque signal and be stored in PC (17) within the time cycle of rotating of steering wheel simultaneously.Then the connection of torque sensor (3) interface and EPS controller (14) is disconnected, Usage data collection card (19) provides torque signal to EPS controller (14), now owing to not applying wheel steering moment, whole system can not operate the velocity of rotation before maybe can not reaching, continuous adjustment load change device (8) changes the size of system steering resisting moment, offset the effect of wheel steering moment, finally make whole system running speed reach before velocity of rotation.Namely the automatic detection to EPS controller (14) performance is realized when not applying operating personnel's external force and do not affect testing result reliability.
See Fig. 2, the Function detection of electric booster steering controller product automatic detecting table and protection system (15) comprise PC (17), CAN-Bus communication module (31), signal acquisition module (21), control module (18), signal generating module (29), EPS supply module (23), temperature monitoring module (28), fault logging module (25) and failure protection module (24).
Described CAN-Bus communication module (31) turns CAN mouth crossover tool (30) by USB and is connected with EPS controller (14) with PC (17) respectively, transmission ignition signal, engine rotational speed signal and vehicle speed signal.The size of engine rotational speed signal and vehicle speed signal value collects in train experiment, and the vehicle speed signal of the speed of a motor vehicle under 0,15,45,60,80 states and engine rotational speed signal time-sharing send are detected its serviceability under the different speed of a motor vehicle to EPS controller (14).
Described signal acquisition module (21) gathers the major-minor signal of torque sensor (3) by the data collecting card (19) that model is PCI-1710U, be that the Hall current sensor (20) of WCS1600 and data collecting card (19) gather Absorption Current and assist motor current signal by model, data collecting card (19) is connected with PC (17) by pci interface, the signal storage gathered is in PC, and Absorption Current and assist motor current characteristic curve are presented on PC (17) display screen.
Described signal generating module (29) is that the signal output part of the data collecting card (19) of PCI-1710U is connected with EPS controller (14) by model, the moment of torsion major-minor signal collected before transmission, to EPS controller (14), makes system operate under the independent role of EPS assist motor (2) after reducing system steering resisting moment.
Described EPS supply module (23) is connected with the output port of data collecting card (19), make model be the relay (22) of KSR-1550ZDN closed with disconnect, realize the connected sum shutoff of car battery (13) and EPS controller (14).
Described temperature monitoring module (28) is IPAM-6505 temperature sensor (26) by model, one end is connected with PCI-1710U data collecting card (19), one end is connected with EPS controller (14) by thermopair (27), thermopair (27) is fixed on EPS controller (14) by High temperature-resistanadhesive adhesive tape, and the temperature of controller is presented on PC (17) display screen by Real-time Collection.
In described failure logging and failure protection module (24); the failure output terminal of EPS controller (14) is connected with PCI-1710U data collecting card (19), and data collecting card (19) switch controlling KSR-1550ZDN relay (22) in current supply circuit that is connected with failure protection module (24) carrys out protection controller.
Described control module (18) is set up based on Labview, and the system that ensures is according to certain sequential working.The course of work after torque signal collection completes is: cut off the connection between torque sensor (3) and EPS controller (14), data collecting card (19) turns CAN mouth crossover tool (30) by USB and sends ignition signal to EPS controller (14), engine rotational speed signal and vehicle speed signal, EPS controller (14) carries out self-inspection, sensor power voltage signal is sent to data collecting card (19) after non-fault, torque sensor (3) the major-minor signal that collects before sending to EPS controller (14) after data collecting card (19) receives signal, now EPS controller (14) work, the steering resisting moment of system is reduced by adjustment load change device (8), be used for offsetting the effect of wheel steering moment, whole system running speed is made to reach velocity of rotation in torque signal gatherer process.Then send different vehicle speed signal and repeat said process.The Absorption Current of whole process, assist motor electric current, temperature signal and EPS controller (14) fault-signal Real-time Collection are also stored on PC (17), and the power supply utilizing failure protection module (24) to cut off EPS controller (14) after collecting fault-signal carrys out protection controller.The process that torque signal collection and load change device (8) are adjusted to correct position is only carried out once, the torque signal that utilization collects and the platform changed after steering resisting moment can realize the automatic detection to batch EPS controller (14), now system operates under the independent role of EPS assist motor (2), without the need to operating personnel's steering dish again.
Claims (6)
1. electric booster steering controller product automatic detecting table, it is characterized in that, comprise automotive steering to unify the system of sailing that moves ahead, support stand, load change device, car battery, EPS assist motor, speed reduction unit, torque sensor, EPS controller, Function detection and protection system and printer, the unify system of sailing that moves ahead of described automotive steering comprises steering control mechanism, rack and pinion steering gear, steering gear, front suspension, steeraxle and front-wheel, described Function detection and protection system comprise PC, CAN-Bus communication module, signal acquisition module, control module, signal generating module, EPS supply module, temperature monitoring module, fault logging module and failure protection module.
2. electric booster steering controller product automatic detecting table according to claim 1, it is characterized in that, described automotive steering unify move ahead the system of sailing according to real vehicle structure and angle assemble, steering control mechanism, steeraxle, front suspension system load change device of unifying directly is fixed on support stand, rack and pinion steering gear is fixed on support stand by being connected with steeraxle indirectly, front-wheel is placed on load change device, changes the steering resisting moment of system by the height of hydraulic cylinder in regulating load converting means.
3. electric booster steering controller product automatic detecting table according to claim 1, it is characterized in that, described CAN-Bus communication module turns CAN mouth crossover tool by USB and is connected with EPS controller with PC respectively, transmission ignition signal, engine rotational speed signal and vehicle speed signal; Signal acquisition module gathers the major-minor signal of torque sensor by data collecting card, and gather Absorption Current and assist motor current signal by Hall current sensor and data collecting card, data collecting card is connected with PC by pci interface; Signal generating module is connected with EPS controller by data collecting card, disconnect the connection between torque sensor and EPS controller, the moment of torsion major-minor signal that transmission collects, to EPS controller, makes system operate under the independent role of EPS assist motor after reducing system steering resisting moment.
4. electric booster steering controller product automatic detecting table according to claim 1, it is characterized in that, described EPS supply module is connected with the output port of data collecting card, make the relay closes in EPS controller power source current supply circuit and disconnection, the connected sum realizing car battery and EPS controller turns off.
5. electric booster steering controller product automatic detecting table according to claim 1, it is characterized in that, described temperature monitoring module one end is connected with data collecting card, and one end is connected with EPS controller by thermopair, and thermopair is fixed on EPS controller by High temperature-resistanadhesive adhesive tape.
6. electric booster steering controller product automatic detecting table according to claim 1; it is characterized in that; in described fault logging module; the failure output terminal of EPS controller is connected with data collecting card, and data collecting card is connected with failure protection module and controls the closed of current supply circuit repeat circuit and disconnect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420697004.5U CN204202885U (en) | 2014-11-19 | 2014-11-19 | Electric booster steering controller product automatic detecting table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420697004.5U CN204202885U (en) | 2014-11-19 | 2014-11-19 | Electric booster steering controller product automatic detecting table |
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| Publication Number | Publication Date |
|---|---|
| CN204202885U true CN204202885U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420697004.5U Expired - Fee Related CN204202885U (en) | 2014-11-19 | 2014-11-19 | Electric booster steering controller product automatic detecting table |
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| CN (1) | CN204202885U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104750102A (en) * | 2015-04-10 | 2015-07-01 | 哈尔滨力盛达机电科技有限公司 | Environment stress screening device used for electric power assisted steering system |
| CN106872188A (en) * | 2016-12-30 | 2017-06-20 | 合肥工业大学 | A kind of In-wheel motor driving electric vehicle rotary is to experimental bench |
| CN109060386A (en) * | 2018-10-10 | 2018-12-21 | 湖南湖大艾盛汽车技术开发有限公司 | A kind of comprehensive fatigue durability testing device and method of non-driven front overhang assembly |
| CN113092139A (en) * | 2021-04-30 | 2021-07-09 | 东风柳州汽车有限公司 | Steering wheel assembly operability verification device |
-
2014
- 2014-11-19 CN CN201420697004.5U patent/CN204202885U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104750102A (en) * | 2015-04-10 | 2015-07-01 | 哈尔滨力盛达机电科技有限公司 | Environment stress screening device used for electric power assisted steering system |
| CN106872188A (en) * | 2016-12-30 | 2017-06-20 | 合肥工业大学 | A kind of In-wheel motor driving electric vehicle rotary is to experimental bench |
| CN109060386A (en) * | 2018-10-10 | 2018-12-21 | 湖南湖大艾盛汽车技术开发有限公司 | A kind of comprehensive fatigue durability testing device and method of non-driven front overhang assembly |
| CN109060386B (en) * | 2018-10-10 | 2020-08-11 | 湖南湖大艾盛汽车技术开发有限公司 | Comprehensive fatigue endurance testing device and method for non-driven front suspension assembly |
| CN113092139A (en) * | 2021-04-30 | 2021-07-09 | 东风柳州汽车有限公司 | Steering wheel assembly operability verification device |
| CN113092139B (en) * | 2021-04-30 | 2022-10-14 | 东风柳州汽车有限公司 | Steering wheel assembly operability verification device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20151119 |