CN105092237A - Automobile magneto-rheological damper detection system - Google Patents
Automobile magneto-rheological damper detection system Download PDFInfo
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- CN105092237A CN105092237A CN201510590701.XA CN201510590701A CN105092237A CN 105092237 A CN105092237 A CN 105092237A CN 201510590701 A CN201510590701 A CN 201510590701A CN 105092237 A CN105092237 A CN 105092237A
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Abstract
The invention discloses an automobile magneto-rheological damper detection system. A servo actuator is installed on a pedestal. A magneto-rheological damper is installed on the servo actuator. A connector is installed on the magneto-rheological damper. The connector is connected with a torsion mechanism which is connected with a torsion tester. The torsion tester is provided with a torsional degree probe. The torsion mechanism is connected with a voltage-stabilized power supply which is connected with a data acquisition device. The data acquisition device is connected with a displayer which is connected with a servo controller. A pressure sensor is installed on the magneto-rheological damper. A displacement sensor and an acceleration sensor are installed on an actuation rod. The acceleration sensor is connected with a charge amplifier which is connected with the data acquisition device. The system is simple in structure, and the damping characteristics of the magneto-rheological damper can be comprehensively and accurately tested so that test results are enabled to be accurate, maintenance of an automobile is facilitated and use safety of the automobile is enhanced.
Description
Technical field
The present invention relates to a kind of system, especially relate to a kind of auto magnetorheological damper detection system.
Background technology
Automobile, namely itself has power and is driven, and according to track or electric power erection, must not be able to the vehicle of powered travel.In broad terms, there is the vehicle that four-wheel travels, be generally called automobile more.From 19 end of the centurys to early in the twentieth century, Automobile Design teacher has been used in main attention the development of the mechanical engineering of automobile and has reformed.To first half in 20th century, after the essential structure of automobile all invents, automobile designers take up to improve from automobile external moulding, and in succession introduce the concepts such as aerodynamics, fluid mechanics, ergonomics and Industrial Moulding Design (aethetics in industry), make every effort to allow automobile can meet various age, various stratum from profile, the different demands of the people of even various culture background, automobile is become optimal representation image that real Science and art combines, finally reaches the most perfect boundary.Damping refers to that any vibrational system is in vibration, the characteristic that the Oscillation Amplitude caused due to external influence or system reason inherently declines gradually, and the quantization signifying of this characteristic.Damping refers to and hinders the relative motion of object and kinergety be converted into heat energy or other can the one effect of dissipation energy.Often MR damper can be used in existing automobile; install after when using one section in the car; the damping characteristic of MR damper will change; and the existing measurement for its damping characteristic does not have accurate test structure; cause and cannot form effective structure to test; make test process error large, when causing automobile to use, there is potential safety hazard.
Summary of the invention
The measurement that the object of the invention is to overcome the above-mentioned existing damping characteristic for MR damper does not have accurate test structure, cause and cannot form effective structure to test, make test process error large, the problem of potential safety hazard is there is when causing automobile to use, devise a kind of auto magnetorheological damper detection system, the structure of this system is simple, the damping characteristic of MR damper can be carried out omnibearing accurate test, make test result accurate, be convenient to keep in repair automobile, improve the safety in utilization of automobile, solve the existing measurement for its damping characteristic and there is no accurate test structure, cause and cannot form effective structure to test, make test process error large, the problem of potential safety hazard is there is when causing automobile to use.
Object of the present invention is achieved through the following technical solutions: auto magnetorheological damper detection system, comprise base, described base is provided with servo action device, the top of servo action device is provided with magnetic current rheostat, the rheostatic top of magnetic current is provided with connector, and connector is connected with twist mechanism, and twist mechanism is connected with torsion tester, reverse on tester and be provided with twist probe, and twist probe contacts with the rheostatic wall of magnetic current, described twist mechanism is connected with stabilized voltage supply, and stabilized voltage supply is connected with data acquisition unit, and data acquisition unit is connected with display, and display is connected with servo controller, and servo controller is connected with torsion tester, described servo action device is formed primarily of end cylinder and actuating strut, the bottom of end cylinder is fixed on the end face of base, one end of actuating strut is arranged in end cylinder, the other end stretches out the top of end cylinder, and actuating strut can carry out vertical in end cylinder moves, the rheostatic bottom of magnetic current is provided with pressure transducer, the bottom of pressure transducer and the end face of actuating strut are fixed, and pressure transducer is connected with servo controller, actuating strut is provided with displacement transducer and acceleration transducer, it is outside that displacement transducer and acceleration transducer are all arranged on end cylinder, displacement transducer is connected with servo controller, acceleration transducer is connected with charge amplifier, charge amplifier is connected with data acquisition unit.
Described stabilized voltage supply is D.C. regulated power supply.
Described servo controller is hydraulic servo controller.
Described servo action device is fluid pressure type servo action device.
In sum, the invention has the beneficial effects as follows: the structure of this system is simple, the damping characteristic of MR damper can be carried out omnibearing accurate test, make test result accurate, be convenient to keep in repair automobile, improve the safety in utilization of automobile, solve the existing measurement for its damping characteristic and there is no accurate test structure, cause and cannot form effective structure to test, make test process error large, when causing automobile to use, there is the problem of potential safety hazard.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Mark and corresponding parts title in accompanying drawing: 1-twist mechanism; 2-articulated joint; 3-stabilized voltage supply; 4-magnetic current rheostat; 5-acceleration transducer; 6-charge amplifier; 7-data acquisition unit; 8-pressure transducer; 9-actuating strut; 10-displacement transducer; 11-end cylinder; 12-servo controller; 13-display; 14-base; 15-reverse tester; 16-twist is popped one's head in.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment:
As shown in Figure 1, auto magnetorheological damper detection system, comprise base 14, described base 14 is provided with servo action device, and the top of servo action device is provided with magnetic current rheostat 4, and the top of magnetic current rheostat 4 is provided with connector 2, connector 2 is connected with twist mechanism 1, twist mechanism 1 is connected with and reverses tester 15, reverse on tester 15 and be provided with twist probe 16, and twist probe 16 contacts with the wall of magnetic current rheostat 4, described twist mechanism 1 is connected with stabilized voltage supply 3, and stabilized voltage supply 3 is connected with data acquisition unit 7, and data acquisition unit 7 is connected with display 13, and display 13 is connected with servo controller 12, and servo controller 12 is connected with torsion tester 15, described servo action device is formed primarily of end cylinder 11 and actuating strut 9, the bottom of end cylinder 11 is fixed on the end face of base 14, one end of actuating strut 9 is arranged in end cylinder 11, the other end stretches out the top of end cylinder 11, and actuating strut 9 can carry out vertical in end cylinder 11 moves, the bottom of magnetic current rheostat 4 is provided with pressure transducer 8, the bottom of pressure transducer 8 and the end face of actuating strut 9 are fixed, and pressure transducer 8 is connected with servo controller 12, actuating strut 9 is provided with displacement transducer 10 and acceleration transducer 5, it is outside that displacement transducer 10 and acceleration transducer 5 are all arranged on end cylinder 11, displacement transducer 10 is connected with servo controller 12, acceleration transducer 5 is connected with charge amplifier 6, charge amplifier 6 is connected with data acquisition unit 7.Stabilized voltage supply 3 is preferably D.C. regulated power supply; Servo controller 12 is preferably hydraulic servo controller; Servo action device is preferably fluid pressure type servo action device.MR damper is existing structure, and MR damper is the device of the resistance providing motion, depletion kinergety.Often use a period of time in the car, the damping characteristic of MR damper will change, therefore need to test the damping characteristic of MR damper, the parts of existing test structure are many, volume is large, and testing cost is high, for inapplicable small-sized maintenance factory, and structure of the present invention is simple, the use of small-sized maintenance factory can be applicable to completely, the parts wherein used be all can commercially directly purchase available, fluid pressure type servo action device is driven to start action by hydraulic servo controller, make to be arranged on displacement transducer 10 on actuating strut 9 and data tested by acceleration transducer 5, show in data feedback to data acquisition unit 7 and in display 13, displacement simultaneously on actuating strut 9 makes the pressure between MR damper and actuating strut 9 change, feed back in display 13 by pressure transducer 8, D.C. regulated power supply drives twist mechanism 1 to work, twist mechanism 1 drives articulated joint 2 to carry out action, magnetic current rheostat 4 is produced reverse, twist probe 16 is shown in that the torsion numerical value detected feeds back to and reverses in tester 15, reversing tester 15 feeds back in display 13 by torsion data again, contrasted by the combination of multi-group data, maintenance personal is made to obtain test parameter accurately, be convenient to the judgement of the damping characteristic to MR damper, determine whether to meet the requirements, automobile is used safer.
The structure of this system is simple, the damping characteristic of MR damper can be carried out omnibearing accurate test, make test result accurate, be convenient to keep in repair automobile, improve the safety in utilization of automobile, solving the existing measurement for its damping characteristic does not have accurate test structure, causes cannot form effective structure to test, make test process error large, when causing automobile to use, there is the problem of potential safety hazard.
The above; it is only preferred embodiment of the present invention; not any pro forma restriction is done to the present invention, every according to technology of the present invention, method in fact to any simple modification, equivalent variations that above embodiment is done, all fall within protection scope of the present invention.
Claims (4)
1. auto magnetorheological damper detection system, it is characterized in that: comprise base (14), (14) are provided with servo action device to described base, the top of servo action device is provided with magnetic current rheostat (4), the top of magnetic current rheostat (4) is provided with connector (2), connector (2) is connected with twist mechanism (1), twist mechanism (1) is connected with and reverses tester (15), reverse on tester (15) and be provided with twist probe (16), and twist probe (16) contacts with the wall of magnetic current rheostat (4), described twist mechanism (1) is connected with stabilized voltage supply (3), stabilized voltage supply (3) is connected with data acquisition unit (7), data acquisition unit (7) is connected with display (13), display (13) is connected with servo controller (12), and servo controller (12) is connected with torsion tester (15), described servo action device is formed primarily of end cylinder (11) and actuating strut (9), the bottom of end cylinder (11) is fixed on the end face of base (14), one end of actuating strut (9) is arranged in end cylinder (11), the other end stretches out the top of end cylinder (11), and actuating strut (9) can carry out vertical in end cylinder (11) moves, the bottom of magnetic current rheostat (4) is provided with pressure transducer (8), the bottom of pressure transducer (8) and the end face of actuating strut (9) are fixed, and pressure transducer (8) is connected with servo controller (12), actuating strut (9) is provided with displacement transducer (10) and acceleration transducer (5), it is outside that displacement transducer (10) and acceleration transducer (5) are all arranged on end cylinder (11), displacement transducer (10) is connected with servo controller (12), acceleration transducer (5) is connected with charge amplifier (6), charge amplifier (6) is connected with data acquisition unit (7).
2. auto magnetorheological damper detection system according to claim 1, is characterized in that: described stabilized voltage supply (3) is D.C. regulated power supply.
3. auto magnetorheological damper detection system according to claim 1, is characterized in that: described servo controller (12) is hydraulic servo controller.
4. auto magnetorheological damper detection system according to claim 1, is characterized in that: described servo action device is fluid pressure type servo action device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510590701.XA CN105092237A (en) | 2015-09-16 | 2015-09-16 | Automobile magneto-rheological damper detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510590701.XA CN105092237A (en) | 2015-09-16 | 2015-09-16 | Automobile magneto-rheological damper detection system |
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| CN105092237A true CN105092237A (en) | 2015-11-25 |
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| CN201510590701.XA Pending CN105092237A (en) | 2015-09-16 | 2015-09-16 | Automobile magneto-rheological damper detection system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4505323A (en) * | 1982-05-07 | 1985-03-19 | Intercontrole Societe Anonyme | Apparatus for inspecting heat exchanger tubes |
| CN200982888Y (en) * | 2006-06-30 | 2007-11-28 | 中国船舶重工集团公司第七一一研究所 | Wring vibration test and analysis system |
| CN201075053Y (en) * | 2007-07-20 | 2008-06-18 | 上海萨格汽车零部件有限公司 | Damper Hysteresis Curve Tester |
| CN103471838A (en) * | 2013-09-27 | 2013-12-25 | 中交公路长大桥建设国家工程研究中心有限公司 | Device used for testing static and dynamic performance of damper |
| CN204964171U (en) * | 2015-09-16 | 2016-01-13 | 四川膨旭科技有限公司 | System based on improve car magneto rheological damper damping characteristic detection accuracy |
-
2015
- 2015-09-16 CN CN201510590701.XA patent/CN105092237A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4505323A (en) * | 1982-05-07 | 1985-03-19 | Intercontrole Societe Anonyme | Apparatus for inspecting heat exchanger tubes |
| CN200982888Y (en) * | 2006-06-30 | 2007-11-28 | 中国船舶重工集团公司第七一一研究所 | Wring vibration test and analysis system |
| CN201075053Y (en) * | 2007-07-20 | 2008-06-18 | 上海萨格汽车零部件有限公司 | Damper Hysteresis Curve Tester |
| CN103471838A (en) * | 2013-09-27 | 2013-12-25 | 中交公路长大桥建设国家工程研究中心有限公司 | Device used for testing static and dynamic performance of damper |
| CN204964171U (en) * | 2015-09-16 | 2016-01-13 | 四川膨旭科技有限公司 | System based on improve car magneto rheological damper damping characteristic detection accuracy |
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Application publication date: 20151125 |