CN104515660A - Vibration test bench for automotive suspension - Google Patents
Vibration test bench for automotive suspension Download PDFInfo
- Publication number
- CN104515660A CN104515660A CN201410828298.5A CN201410828298A CN104515660A CN 104515660 A CN104515660 A CN 104515660A CN 201410828298 A CN201410828298 A CN 201410828298A CN 104515660 A CN104515660 A CN 104515660A
- Authority
- CN
- China
- Prior art keywords
- bearing plate
- plate
- vehicle suspension
- testing table
- suspension vibration
- 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.)
- Pending
Links
Landscapes
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The invention discloses a vibration test bench for an automotive suspension. The vibration test bench comprises a bottom plate used for being fixed to a workbench, stand columns are arranged on corners of an upper end surface of the bottom plate, an upper weight-bearing plate and a lower weight-bearing plate are installed on the stand columns in a sliding manner, multiple mutually-stacked balancing weights are installed on an upper end surface of the upper weight-bearing plate, a shock absorber is arranged between the upper weight-bearing plate and the lower weight-bearing plate, a displace sensor is further installed on one side of the shock absorber between the upper weight-bearing plate and the lower weight-bearing plate, and a speed sensor is further arranged on an upper end surface of the lower weight-bearing plate outside the display sensor; a movable sliding plate is installed on a lower end surface of the lower weight-bearing plate, a transverse sliding groove is formed in the movable sliding plate, an eccentric shaft vertical to the sliding groove penetrates through the sliding groove, the two ends of the eccentric shaft are rotationally installed in a casing of the eccentric shaft, the casing of the eccentric shaft is fixed to the bottom plate, and one end of the eccentric shaft penetrates through the casing of the eccentric shaft and is connected with an output shaft of an outer step motor. The vibration test bench can effectively test the vibration performance of an automotive suspension system and improves the accuracy and the reliability of a vibration test.
Description
technical field:
The present invention relates to automotive suspension research and development and checkout equipment technical field, particularly relate to a kind of Vehicle Suspension Vibration testing table.
background technology:
Vibration table: be a kind of be to manufacture for analog equipment, assembling transport and to use in the execute phase faced by various environment, in order to identify whether product stands the ability of ambient vibration.Be widely used in the research of all trades and professions such as electronics, electromechanics, photoelectricity, locomotive, toy, exploitation, QC, manufacture.
Vehicle Suspension Vibration testing table is then be specifically designed to the platform detecting Vehicle Suspension Vibration performance.The performance parameter of suspension has important meaning in entire vehicle design, affects comfortableness and the security of car steering.Vehicle Suspension Vibration testing table is many to be made up of mechanical hook-up, propulsion system and signal pickup assembly, driven and make suspension up-down vibration, thus collection signal analyzes suspension property by motor.
In existing technology, Vehicle Suspension Vibration testing table propulsion system are positioned on vibration table base plate, and the vibration that propulsion system self produce easily has an impact to suspension vibration result, and according to different automobile types feature, suspension weight is not identical, and in test, inaccurate counterweight also can impact analysis result.Meanwhile, real vehicle suspension vibration testing table is surveyed for passive suspension, lacks to develop device to automotive semi-active suspension.
In sum, how to improve the reliability of Vehicle Suspension Vibration platform test figure, the electronic closed loop how simultaneously introducing semi-active suspension research in suspension vibration testing table controls to become those skilled in the art's letter problem to be solved.
summary of the invention:
In order to make up prior art problem, the object of this invention is to provide a kind of Vehicle Suspension Vibration testing table, reliability and the accuracy of test bed testing data can be guaranteed, simultaneously, by installing the magneto-rheological vibration damper that in semi-active suspension system, damping is adjustable, the vibration performance of semi-active suspension can also be studied in conjunction with electronic-controlled installation.
Technical scheme of the present invention is as follows:
Vehicle Suspension Vibration testing table, it is characterized in that: comprise for fixing base plate on the table, the each corner in base plate upper surface is equipped with column, column is slidably fitted with spaced upper bearing plate, lower bearing plate, the upper surface of upper bearing plate is provided with the balancing weight that polylith laminates mutually, vibroshock is provided with between upper bearing plate and lower bearing plate, also be provided with displacement transducer between the upper bearing plate of vibroshock side and lower bearing plate, the lower bearing plate upper surface wherein outside displacement transducer and lower bearing plate tie point is also provided with speed pickup; The lower surface of lower bearing plate is provided with motion coulisse, motion coulisse is provided with horizontal chute, run through in chute and have excentric shaft vertical with it, excentric shaft two ends are rotated and are installed in excentric shaft housing, excentric shaft housing is fixed on base plate, and wherein excentric shaft one end is connected through excentric shaft housing and outside stepper motor output shaft.
Described Vehicle Suspension Vibration testing table, is characterized in that: the base plate outside described column is provided with it the back up pad of dihedral one to one, and in back up pad, madial wall is along being interval with fixed head up and down, and column is fixed through fixed head and back up pad.
Described Vehicle Suspension Vibration testing table, is characterized in that: the lower end of described column is fixed on base plate by flange.
Described Vehicle Suspension Vibration testing table, is characterized in that: the two ends of described upper bearing plate opposing end surface and the two ends of lower bearing plate opposing end surface are all provided with slide block, and skid is set on column.
Described Vehicle Suspension Vibration testing table, it is characterized in that: described vibroshock upper and lower side is respectively equipped with upper spring seat, lower spring cup, upper spring seat, lower spring cup are fixed on the lower surface of upper bearing plate, the upper surface of lower bearing plate respectively by upper junction plate, lower connecting plate, are also provided with the spring be set in outside vibroshock between upper spring seat, lower spring cup.
Described Vehicle Suspension Vibration testing table, it is characterized in that: described displacement transducer adopts differential transformer displace￣ ment transducer, the movable end of differential transformer displace￣ ment transducer and the lower connecting plate upper surface of lower bearing plate upper surface are fixed, and the upper junction plate of upper end and upper bearing plate lower surface is fixed.
Described Vehicle Suspension Vibration testing table, is characterized in that: described displacement transducer is all connected by PC with the signal output part of speed pickup, the control signal end of stepper motor.
Described Vehicle Suspension Vibration testing table, is characterized in that: described excentric shaft housing comprises excentric shaft upper shell and excentric shaft lower house is formed.
Described Vehicle Suspension Vibration testing table, is characterized in that: described motion coulisse adopts split type, fixedly forms by upper grid is relative with downslide frid.
Described Vehicle Suspension Vibration testing table, is characterized in that: described vibroshock can be replaced the MR damper measuring semi-active suspension vibration.
Advantage of the present invention is:
1, the present invention can Validity Test automobile suspension system vibration performance, improves accuracy and the reliability of vibration-testing.
2, the present invention can effectively for the electronic closed loop of semi-active suspension controls to provide vibration table.
3, the present invention is directed to enterprise, colleges and universities in Vehicle Suspension Vibration research, a set of practical, Vehicle Suspension Vibration testing table of being easy to processing and use is provided.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention.
Fig. 2 is stereographic map of the present invention.
Fig. 3 is the partial enlarged drawing of excentric shaft installation position of the present invention.
Fig. 4 is the structural representation of motion coulisse of the present invention, is left view or the right view of Fig. 3.
embodiment:
See accompanying drawing:
Vehicle Suspension Vibration testing table, comprise for fixing base plate 1 on the table, the each corner in base plate 1 upper surface is equipped with column 2, column 2 is slidably fitted with spaced upper bearing plate 3, lower bearing plate 4, the upper surface of upper bearing plate 3 is provided with the balancing weight 5 that polylith laminates mutually, vibroshock 6 is provided with between upper bearing plate 3 and lower bearing plate 4, also be provided with displacement transducer 7 between the upper bearing plate 3 of vibroshock 6 side and lower bearing plate 4, wherein displacement transducer 7 is also provided with speed pickup 8 with lower bearing plate 4 upper surface outside lower bearing plate 4 tie point; The lower surface of lower bearing plate 4 is provided with motion coulisse 9, motion coulisse 9 is provided with horizontal chute 10, run through in chute 10 and have excentric shaft 11 vertical with it, excentric shaft 11 two ends are rotated and are installed in excentric shaft housing 12, excentric shaft housing 12 is fixed on base plate 1, and wherein excentric shaft 11 one end is connected through excentric shaft housing 12 and outside stepper motor output shaft 13.
Base plate outside column 2 is provided with it the back up pad 14 of dihedral one to one, and in back up pad 14, madial wall is along being interval with fixed head 15 up and down, and column 2 is fixed through fixed head 15 and back up pad 14.
The lower end of column 2 is fixed on base plate 1 by flange 16.
The two ends of upper bearing plate 3 opposing end surface and the two ends of lower bearing plate 4 opposing end surface are all provided with slide block 17, and slide block 17 slip cap is loaded on column 2.
Vibroshock 6 upper and lower side is respectively equipped with upper spring seat 18, lower spring cup 19, upper spring seat 18, lower spring cup 19 are fixed on the lower surface of upper bearing plate 3, the upper surface of lower bearing plate 4 respectively by upper junction plate 20, lower connecting plate 21, are also provided with the spring 22 be set in outside vibroshock 9 between upper spring seat 18, lower spring cup 19.
Displacement transducer 7 adopts differential transformer displace￣ ment transducer, and the movable end of differential transformer displace￣ ment transducer and lower connecting plate 21 upper surface of lower bearing plate 4 upper surface are fixed, and the upper junction plate 20 of upper end and upper bearing plate 3 lower surface is fixed.
Displacement transducer 7 is all connected by PC with the signal output part of speed pickup 8, the control signal end of stepper motor 23.
Excentric shaft housing 12 comprises excentric shaft upper shell 12-1 and excentric shaft 12-2 lower house is formed.
Motion coulisse 9 adopts split type, fixedly forms by upper grid 9-1 is relative with downslide frid 9-2.
Vibroshock 9 can be replaced the MR damper measuring semi-active suspension vibration.
In fact the present invention comprises frame mounting, propulsion system, suspension analogue means and electric control gear:
Frame mounting: comprise base plate 1, column 2 and upper bearing plate 3, lower bearing plate 4.Base plate 1, as basis of the present invention, is fixed in the iron-founder's station of test site; Column 2 adopts flange 16 to be fixed on base plate 1; Upper bearing plate 3, lower bearing plate 4 are slidably connected by slide block 17 and column 2, vertically can do reciprocal linear vibration.
Propulsion system: comprise excentric shaft 12, motion coulisse 9 and base.Base is fixed on base plate 1; Excentric shaft 11 is connected with stepper motor 23 by shaft coupling, obtains power; Excentric shaft housing 12 is arranged on base, and excentric shaft 11 is arranged in excentric shaft housing 12 by bearing; During motion, eccentric body shaft part revolves round the sun along own axes, drives chute 10 to be the to-and-fro movement of horizontal and vertical directions by convert rotational motion.In horizontal direction, excentric shaft 11 can along left and right horizontal reciprocating movement in chute 10, actuation movement coulisse 9 up-down vibration in vertical direction; Stepper motor 23 is positioned at outside of the present invention, and its vibration is less on experimental test impact; Excentric shaft 11 inputs as system for vibration of the present invention provides sinusoidal waveform to encourage.
Suspension analogue means: comprise upper spring seat 18, lower spring cup 19, web joint 20, lower connecting plate 21, balancing weight 5, vibration damper 6 and spring 22.Wherein, suspension weight can according to different automobile types, and adjustment balancing weight weight carries out real vehicle simulation.Vibration damper 9 can adopt without model as required.MR damper can be adopted for semi-active suspension.
Electric control gear part: comprise displacement transducer 7 and speed pickup 8, scrambler, PC, stepper motor 23.Displacement transducer 7 can select differential transformer displace￣ ment transducer, fixes with lower connecting plate 21 upper surface of lower bearing plate 4 upper surface, and the upper junction plate 20 of upper end and upper bearing plate 3 lower surface is fixed, and realizes stretching motion.Displacement transducer 7 is all easy for installation with speed pickup 8, and not by external interference in test process, data are reliable, ensure measuring accuracy.The control system of PC, to collecting sensor signal, coding, process, sends driving pulse sequence to stepper motor 23, controls motor speed.Electric control gear can be used for studying the adjustable semi-active suspension vibration performance of damping.
The present invention it is pointed out that for those skilled in the art, under the premise of not departing from the present invention, can also carry out some improvement and modification to the present invention, and these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (10)
1. a Vehicle Suspension Vibration testing table, it is characterized in that: comprise for fixing base plate on the table, the each corner in base plate upper surface is equipped with column, column is slidably fitted with spaced upper bearing plate, lower bearing plate, the upper surface of upper bearing plate is provided with the balancing weight that polylith laminates mutually, vibroshock is provided with between upper bearing plate and lower bearing plate, also be provided with displacement transducer between the upper bearing plate of vibroshock side and lower bearing plate, the lower bearing plate upper surface wherein outside displacement transducer and lower bearing plate tie point is also provided with speed pickup; The lower surface of lower bearing plate is provided with motion coulisse, motion coulisse is provided with horizontal chute, run through in chute and have excentric shaft vertical with it, excentric shaft two ends are rotated and are installed in excentric shaft housing, excentric shaft housing is fixed on base plate, and wherein excentric shaft one end is connected through excentric shaft housing and outside stepper motor output shaft.
2. Vehicle Suspension Vibration testing table according to claim 1, it is characterized in that: the base plate outside described column is provided with it the back up pad of dihedral one to one, in back up pad, madial wall is along being interval with fixed head up and down, and column is fixed through fixed head and back up pad.
3. Vehicle Suspension Vibration testing table according to claim 1, is characterized in that: the lower end of described column is fixed on base plate by flange.
4. Vehicle Suspension Vibration testing table according to claim 1, is characterized in that: the two ends of described upper bearing plate opposing end surface and the two ends of lower bearing plate opposing end surface are all provided with slide block, and skid is set on column.
5. Vehicle Suspension Vibration testing table according to claim 1, it is characterized in that: described vibroshock upper and lower side is respectively equipped with upper spring seat, lower spring cup, upper spring seat, lower spring cup are fixed on the lower surface of upper bearing plate, the upper surface of lower bearing plate respectively by upper junction plate, lower connecting plate, are also provided with the spring be set in outside vibroshock between upper spring seat, lower spring cup.
6. Vehicle Suspension Vibration testing table according to claim 1 or 5, it is characterized in that: described displacement transducer adopts differential transformer displace￣ ment transducer, the movable end of differential transformer displace￣ ment transducer and the lower connecting plate upper surface of lower bearing plate upper surface are fixed, and the upper junction plate of upper end and upper bearing plate lower surface is fixed.
7. Vehicle Suspension Vibration testing table according to claim 1, is characterized in that: described displacement transducer is all connected by PC with the signal output part of speed pickup, the control signal end of stepper motor.
8. Vehicle Suspension Vibration testing table according to claim 1, is characterized in that: described excentric shaft housing comprises excentric shaft upper shell and excentric shaft lower house is formed.
9. Vehicle Suspension Vibration testing table according to claim 1, is characterized in that: described motion coulisse adopts split type, fixedly forms by upper grid is relative with downslide frid.
10. Vehicle Suspension Vibration testing table according to claim 1, is characterized in that: described vibroshock can be replaced the MR damper measuring semi-active suspension vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410828298.5A CN104515660A (en) | 2014-12-25 | 2014-12-25 | Vibration test bench for automotive suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410828298.5A CN104515660A (en) | 2014-12-25 | 2014-12-25 | Vibration test bench for automotive suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104515660A true CN104515660A (en) | 2015-04-15 |
Family
ID=52791291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410828298.5A Pending CN104515660A (en) | 2014-12-25 | 2014-12-25 | Vibration test bench for automotive suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104515660A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810408A (en) * | 2016-06-01 | 2016-07-27 | 王保锋 | Vibration and noise reduction device for dry type transformer |
| CN108692956A (en) * | 2018-04-09 | 2018-10-23 | 杭州亿恒科技有限公司 | Double crossbeam Vehicle Suspension Vibration experimental rigs and method |
| CN109489996A (en) * | 2018-11-27 | 2019-03-19 | 清华大学 | Magneto-rheological semiactive suspension STS system test set |
| CN111076883A (en) * | 2020-02-29 | 2020-04-28 | 青岛军平减震科技有限公司 | Vibration damping property detection device for shock absorber |
| CN111829410A (en) * | 2020-06-29 | 2020-10-27 | 安徽机电职业技术学院 | Heavy truck drum brake's detection device |
| CN113252265A (en) * | 2021-04-28 | 2021-08-13 | 南京航空航天大学 | Vibration damping and isolating visual general test bed |
| CN113899513A (en) * | 2021-12-09 | 2022-01-07 | 太重集团榆次液压工业(济南)有限公司 | Oil gas suspension test bench |
| CN114047006A (en) * | 2021-11-15 | 2022-02-15 | 中国矿业大学 | Special vehicle suspension turns to integrated form actuator test platform |
| CN114061932A (en) * | 2021-11-17 | 2022-02-18 | 上海新纪元机器人有限公司 | Multilayer floating test board |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200965490Y (en) * | 2006-06-16 | 2007-10-24 | 株洲时代新材料科技股份有限公司 | Mechanical rubber ball hinge fatigue tester |
| CN201083611Y (en) * | 2007-09-14 | 2008-07-09 | 石家庄华燕交通科技有限公司 | Multi-axis articulated type automotive suspension apparatus detection bench |
| CN201897530U (en) * | 2010-08-27 | 2011-07-13 | 苏州太平洋汽车保修设备有限公司 | Detection table of automobile suspension device |
| CN102323027A (en) * | 2011-08-12 | 2012-01-18 | 三一重机有限公司 | Mining self-unloading vehicle oil gas suspension vibration testing stand |
| CN102539171A (en) * | 2011-12-23 | 2012-07-04 | 青岛大学 | Test-bed of double-control vehicle semi-active suspension system |
| CN204535942U (en) * | 2014-12-25 | 2015-08-05 | 安徽机电职业技术学院 | A kind of Vehicle Suspension Vibration testing table |
-
2014
- 2014-12-25 CN CN201410828298.5A patent/CN104515660A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200965490Y (en) * | 2006-06-16 | 2007-10-24 | 株洲时代新材料科技股份有限公司 | Mechanical rubber ball hinge fatigue tester |
| CN201083611Y (en) * | 2007-09-14 | 2008-07-09 | 石家庄华燕交通科技有限公司 | Multi-axis articulated type automotive suspension apparatus detection bench |
| CN201897530U (en) * | 2010-08-27 | 2011-07-13 | 苏州太平洋汽车保修设备有限公司 | Detection table of automobile suspension device |
| CN102323027A (en) * | 2011-08-12 | 2012-01-18 | 三一重机有限公司 | Mining self-unloading vehicle oil gas suspension vibration testing stand |
| CN102539171A (en) * | 2011-12-23 | 2012-07-04 | 青岛大学 | Test-bed of double-control vehicle semi-active suspension system |
| CN204535942U (en) * | 2014-12-25 | 2015-08-05 | 安徽机电职业技术学院 | A kind of Vehicle Suspension Vibration testing table |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810408A (en) * | 2016-06-01 | 2016-07-27 | 王保锋 | Vibration and noise reduction device for dry type transformer |
| CN105810408B (en) * | 2016-06-01 | 2017-10-03 | 王保锋 | A kind of dry-type transformer vibration and noise reducing device |
| CN108692956A (en) * | 2018-04-09 | 2018-10-23 | 杭州亿恒科技有限公司 | Double crossbeam Vehicle Suspension Vibration experimental rigs and method |
| CN109489996A (en) * | 2018-11-27 | 2019-03-19 | 清华大学 | Magneto-rheological semiactive suspension STS system test set |
| CN111076883A (en) * | 2020-02-29 | 2020-04-28 | 青岛军平减震科技有限公司 | Vibration damping property detection device for shock absorber |
| CN111829410A (en) * | 2020-06-29 | 2020-10-27 | 安徽机电职业技术学院 | Heavy truck drum brake's detection device |
| CN111829410B (en) * | 2020-06-29 | 2022-04-08 | 安徽机电职业技术学院 | Heavy truck drum brake's detection device |
| CN113252265A (en) * | 2021-04-28 | 2021-08-13 | 南京航空航天大学 | Vibration damping and isolating visual general test bed |
| CN113252265B (en) * | 2021-04-28 | 2022-05-03 | 南京航空航天大学 | Vibration damping and isolating visual general test bed |
| CN114047006A (en) * | 2021-11-15 | 2022-02-15 | 中国矿业大学 | Special vehicle suspension turns to integrated form actuator test platform |
| CN114061932A (en) * | 2021-11-17 | 2022-02-18 | 上海新纪元机器人有限公司 | Multilayer floating test board |
| CN113899513A (en) * | 2021-12-09 | 2022-01-07 | 太重集团榆次液压工业(济南)有限公司 | Oil gas suspension test bench |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104515660A (en) | Vibration test bench for automotive suspension | |
| CN107061613B (en) | Multidimensional active control vibration damping device and method | |
| CN202994483U (en) | Test device of automobile magneto-rheological suspension system | |
| CN102507218B (en) | Mechanical arm type simulation test platform for tire comprehensive performances | |
| CN104006979B (en) | Bogie suspension systems parameter testing assay device and method of testing | |
| CN103808499B (en) | A kind of vibration isolator dynamic stiffness method of testing and device thereof | |
| CN102721550B (en) | Test device of automobile magnetorheological suspension system | |
| CN104897420B (en) | Automobile a quarter simulation electromagnetic suspension, mechanical vibration exciter and its testing stand | |
| CN204535942U (en) | A kind of Vehicle Suspension Vibration testing table | |
| CN103776637B (en) | Automobile sliding door test bench | |
| CN105738129B (en) | Independent Suspension vibration simulator | |
| CN109883642B (en) | Vehicle-mounted force measuring system of low-speed aircraft | |
| CN107843255A (en) | Towards the engineering truck driving posture measuring system and method for motion reappearance | |
| CN112509438B (en) | Mass-spring-damping multiparameter tuning experiment method | |
| CN104180820A (en) | High-precision high-acceleration low-frequency sinusoidal vibration system | |
| CN203881541U (en) | Measuring device | |
| CN111571563A (en) | Semi-physical simulation system and method for asteroid attachment mechanism | |
| CN210464858U (en) | Three-axis vibration device | |
| CN105083585B (en) | A kind of quadrotor balance test system | |
| CN104679000B (en) | Indoor simulation testing device and testing method for target object sensing capability of mobile robot | |
| CN204314036U (en) | Bearing circle and steering column vibration durability test apparatus | |
| CN102721879A (en) | Locomotive pantograph active control device and experimental method | |
| CN107144384A (en) | A kind of tire produces the measuring and calculation method of impulsive force when passing through faulting of slab ends | |
| CN201081757Y (en) | Integrated tester for power assembly parameters | |
| CN105466697A (en) | Testing apparatus of steering system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150415 |