CN108387383A - A kind of 1/4 automotive semi-active suspension pilot system - Google Patents
A kind of 1/4 automotive semi-active suspension pilot system Download PDFInfo
- Publication number
- CN108387383A CN108387383A CN201810283846.9A CN201810283846A CN108387383A CN 108387383 A CN108387383 A CN 108387383A CN 201810283846 A CN201810283846 A CN 201810283846A CN 108387383 A CN108387383 A CN 108387383A
- Authority
- CN
- China
- Prior art keywords
- component
- switching mechanism
- active suspension
- pilot system
- fixed
- 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.)
- Granted
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 46
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000006073 displacement reaction Methods 0.000 claims abstract description 31
- 238000012360 testing method Methods 0.000 claims abstract description 27
- 229910052742 iron Inorganic materials 0.000 claims abstract description 26
- 230000001133 acceleration Effects 0.000 claims abstract description 9
- 230000009021 linear effect Effects 0.000 claims description 48
- 238000004088 simulation Methods 0.000 claims description 19
- 238000013016 damping Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000005284 excitation Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/04—Suspension or damping
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of 1/4 automotive semi-active suspension pilot systems, including test platform and control system, the test platform includes iron floor, sensor group, bracket assembly, switching mechanism and exciting device component, the spring carried mass component of vertical sliding is provided on support frame as described above component, the spring carried mass component is controlled with the tire for being placed on the switching mechanism top by connector component and is connected, the switching mechanism is provided with toggle, the toggle input terminal drive connection of the exciting device component and switching mechanism；The sensor group includes being arranged in first displacement sensor on switching mechanism top, the second displacement sensor being arranged at tire core wheel, the third displacement sensor and acceleration transducer that are arranged on spring carried mass component.Application range of the present invention is wider, at low cost, maintenance is more convenient, acquisition suspension system anti-vibration performance that can be real-time, obtains the performance indicator of suspension.
Description
Technical field
The present invention relates to a kind of 1/4 automotive semi-active suspension pilot systems, belong to automotive suspension experimental technique field.
Background technology
Automobile suspension system is one very important subsystem of automobile, and major function is subject to the weight of vehicle body, declines
Subtract since the excitation on road surface causes body vibrations and wheel is maintained to be contacted with the good of road surface.Automobile suspension system is to garage
It sails ride comfort and control stability plays a crucial role.The rigidity of traditional passive automobile suspension system and damping can not
It adjusts, it is difficult to take into account ride comfort and maneuverability simultaneously.Conventional suspension systems are different from, semi-active suspension system is in vehicle body and tire
Between be added to the variable damper of damping, which can be magneto-rheological vibration damper.It is calculated using control algolithm magnetorheological
The power output of damper, and the vibration that suspension system plays the role of reducing vehicle body is acted on, it is smoothed out so as to improve automobile
Property, improve the NVHNoise of vehicle, Vibration and Harshness performances.
When exploitation at present and improvement automotive semi-active suspension, generally hardware-in-the-loop test can be carried out by test-bed,
Or carry out real vehicle pavement test.It carries out real vehicle pavement test and is unfavorable for the early development of semi-active suspension, and be difficult to ensure
The safety of testing crew.1/4 car model is usually applied to suspension property evaluation and controller exploitation.Have at present and is relatively chiefly used in
1/4 automotive suspension testing stand of passive suspension system experiment, such as Publication No. CN104897420B and CN100516813C.
Such as Publication No. CN101055233B and CN2932360Y design a kind of two degrees of freedom semi-active suspension testing stand of simplification, it should
Testing stand has larger difference with true 1/4 car model.Such as publication number CN101718632B devises a kind of vehicle
Multifunctional test bed for simulating condition by one-quarter suspension selects the vertical cylinders of MTS as driving source, and the height of supporting rack is too high, no
Utilize the processing of supporting rack.
Invention content
The purpose of the present invention is to provide a kind of 1/4 automotive semi-active suspension pilot systems, to solve above-mentioned background technology
The problem of middle proposition, the present invention provides a kind of fidelities, and 1/4 automotive semi-active suspension high, that structure is simple and easy to implement tests system
System.
The present invention is achieved through the following technical solutions：
A kind of 1/4 automotive semi-active suspension pilot system, including including test platform and control system, the test platform packet
Iron floor, sensor group, the bracket assembly being fixed on the iron floor, switching mechanism and exciting device component are included, it is described
The spring carried mass component of vertical sliding is provided on bracket assembly, the spring carried mass component passes through connector component and placement
Tire on the switching mechanism top controls connection, and the switching mechanism is provided with laterally input being changed into and export vertically
Toggle, the exciting device component is laterally disposed and output end and the toggle of the switching mechanism input
End is drivingly connected；The sensor group includes being arranged taking turns in first displacement sensor on the switching mechanism top, setting
Second displacement sensor at tire core wheel, the third displacement sensor and acceleration sensing being arranged on the spring carried mass component
Device；
The control system includes real-time simulation control device Dspace and the real-time simulation control device Dspace circuits
The input terminal of the power amplifier and computer of connection, the real-time simulation control device Dspace connects the sensor group, institute
The output end for stating power amplifier is connect with connector assembly circuit.
Further, the exciting device component includes the portal frame being fixed on vertically on iron floor, is laterally arranged
MTS horizontal linear cylinders, spring, the rear backup plate being fixed on iron floor, the rear end of the MTS horizontal linears cylinder are universal by first
Section is flexibly connected with rear backup plate, and front end connects the toggle input terminal of the switching mechanism, institute by the second universal joint
It states and is vertically arranged with rotatable lead screw on portal frame, the top of the lead screw is provided with steering wheel, and bottom end passes through spring and institute
MTS horizontal linear cylinders are stated to be connected.
Further, the portal frame includes the two stands being parallelly fixed on vertically on the iron floor, passes through spiral shell
Bolt is fixed on the cross bar between two stands, is uniformly arranged several location holes on the holder along its length.
Further, the switching mechanism includes the two vertical shifts pair being symmetrically fixed on the iron floor, consolidates
The movable part top of toggle between two vertical shift pairs, the two vertical shifts pair is provided with crossbeam, institute
State the wheel disc for being provided in the middle part of crossbeam and being contacted with tire tread.
Further, the vertical shift pair include the perpendicular support being fixed on vertically on the iron floor, it is fixed described in
Round linear bearing in perpendicular support, the round the linear guide being vertically slidably matched with the round linear bearing, the circle
The top of shape the linear guide is fixedly connected with the crossbeam.
Further, the toggle includes in the middle part of the shaft seat being rotatably assorted and shaft, one end and shaft
It is fixedly connected with the other end and is provided with the crank of hinge, the symmetrical connecting rod for being fixed on shaft both ends, the other end of the connecting rod and institute
Crossbeam is stated to be hinged.
Further, the connector component includes the apex connection and two being fixed on the spring carried mass component
A U-shaped connector, the apex connection are connected by magneto-rheological vibration damper with the knuckle of wheel, described two U-shaped companies
Fitting is movably hinged with the control arm for connecting wheel.
Further, the spring carried mass component includes big panel, several small panels, and the big panel upper end is provided with
Hanging ring, the small panel are removably symmetrically connected to by screw at left and right sides of the big panel, described small panel or so pair
Claim distribution that can make the barycenter of spring carried mass at the center of big panel, the small panel by adding different numbers can adjust spring
The size of mounted mass.
Further, support frame as described above component includes the supporting rack being bolted on iron floor, is arranged described
Supporting rack hanging ring at the top of supporting rack, the line slideway auxiliary being bolted on the vertical side of supporting rack, the straight line
Guideway includes the linear bearing being slidably matched, the linear guide, and the linear bearing is fixed by bolt and spring carried mass component
Connection, the linear guide are fixedly connected by bolt with the vertical side of support frame as described above.
Further, the real-time simulation control device Dspace is used to acquire the real-time Data Transmission of sensor to described
Computer, the computer export control letter according to the real time data received to the real-time simulation control device Dspace
Number；The output end of the power amplifier is connect with the magneto-rheological vibration damper circuit of connector component, is used for amplified control
Signal processed inputs to the magneto-rheological vibration damper, makes the damping force of the magneto-rheological vibration damper output setting.
Compared with prior art, the test platform of 1/4 automotive semi-active suspension pilot system provided by the invention is more nearly
In 1/4 car model.It is too high in order to avoid the supporting rack height of design, the height of supporting rack is reduced using switching mechanism, is reduced
Function effect of the machining accuracy to testing stand.Select MTS horizontal linears cylinder as the driving source of suspension, the application range of testing stand
Wider, at low cost, maintenance is more convenient.Acquisition suspension system anti-vibration performance that can be real-time, obtains the performance of suspension
Index.
Description of the drawings
Fig. 1 is the test-bed structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the control system block diagram of the embodiment of the present invention.
Fig. 3 is the exciting device component diagram of the embodiment of the present invention.
Fig. 4 is the switching mechanism schematic diagram of the embodiment of the present invention.
Fig. 5 is the connection component schematic diagram of the embodiment of the present invention.
Fig. 6 is the spring carried mass component diagram of the embodiment of the present invention.
Fig. 7 is the bracket assembly schematic diagram of the embodiment of the present invention.
As shown in the figure：Iron floor -1, exciting device component -2, switching mechanism -3, the first displacement sensor -4, second displacement
Sensor -5, connector component -6, spring carried mass component -7, third displacement sensor -8, acceleration transducer -9, supporting rack group
Part -10 leans on plate hole -21, rear backup plate -22, the first universal joint -23, MTS horizontal linear cylinder -24, the second universal joint -25, bullet afterwards
Spring -26, lead screw -27, location hole -28, cross bar -29, steering wheel -210, holder -211, hinge -31, crank -32, connecting rod -33,
Push rod -34, wheel disc -35, round the linear guide -36, round linear bearing -37, crossbeam -38, shaft seat -39, shaft -310, wheel
Tire -61, knuckle -62, magneto-rheological vibration damper -63, apex connection -64, U-shaped connector -65, control arm -66, big panel -
71, small panel -72, hanging ring -73, linear bearing -101, the linear guide -102, supporting rack hanging ring -103, supporting rack -104.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described.
Embodiment
As depicted in figs. 1 and 2, a kind of 1/4 automotive semi-active suspension pilot system, including be including test platform and control
System, the test platform include iron floor 1, sensor group, the bracket assembly 10 being fixed on the iron floor 1, conversion
Mechanism 3 and exciting device component 2, the spring carried mass component 7 of vertical sliding is provided on support frame as described above component 10, and the spring carries
Quality component 7 is controlled with the tire 61 for being placed on 3 top of the switching mechanism by connector component 6 and is connected, the interpreter
Structure 3 is provided with is changed into the toggle exported vertically by laterally input, and the exciting device component 2 is laterally disposed and defeated
Outlet and the toggle input terminal of the switching mechanism 3 are drivingly connected；The sensor group includes being arranged described
First displacement sensor 4 on 3 top of switching mechanism, is arranged described the second displacement sensor 5 being arranged at 61 core wheel of tire
Third displacement sensor 8 on spring carried mass component 7 and acceleration transducer 9, wherein first displacement sensor 4, second
Displacement sensor 5 and third displacement sensor 8 are stay wire displacement sensor；
The control system includes real-time simulation control device Dspace and the real-time simulation control device Dspace circuits
The input terminal of the power amplifier and computer of connection, the real-time simulation control device Dspace connects the sensor group, institute
The output end for stating power amplifier is connect with 6 circuit of connector component.
The real-time simulation control device Dspace is used to acquire the real-time Data Transmission of sensor group to the computer, wraps
Profile the center displacement, spring carried mass displacement and acceleration, wheel disc displacement are included, the computer is according to the real time data received
Control signal is exported to the real-time simulation control device Dspace；The output end of the power amplifier and connector component 6
63 circuit of magneto-rheological vibration damper connection, for amplified control signal to be inputed to the magneto-rheological vibration damper 63, make institute
State the damping force of the output setting of magneto-rheological vibration damper 63.
As shown in figure 3, the exciting device component 2 includes the portal frame being fixed on vertically on iron floor 1, laterally setting
MTS horizontal linears cylinder 24, spring 26, rear backup plate 22 lean on plate hole 21, afterwards in plate hole 21 after being provided on backup plate 22 after described
Backup plate 22 is fixed on iron floor 1 after setting bolt will be described, and the rear end of the MTS horizontal linears cylinder 24 passes through the first universal joint
23 are flexibly connected with rear backup plate 22, and the toggle that front end connects the switching mechanism 3 by the second universal joint 25 inputs
It holds, is vertically arranged with rotatable lead screw 27 on the portal frame, the top of the lead screw 27 is provided with steering wheel 210, bottom end
It is connected with the MTS horizontal linears cylinder 24 by spring 26, in order to ensure MTS horizontal linears cylinder 24 cannot bear lateral force,
Therefore it is assembled with two universal joints and spring 26 respectively.
The portal frame includes the two stands 211 being parallelly fixed on vertically on the iron floor 1, is bolted
Cross bar 29 between two stands 211 is uniformly arranged several location holes 28 on the holder 211 along its length, described
The position of MTS horizontal linears cylinder 24 can be adjusted by the location hole 28 and rotation steering wheel 210.
When the both ends of cross bar 29 are correspondingly connected with different location holes 28, it is horizontal straight that the MTS can be adjusted on a large scale
The position of line cylinder 24.When rotating steering wheel 210, the up and down motion of lead screw 27, the lead screw 27 is driven to be driven by spring 26
The MTS horizontal linears cylinder 24 moves up and down, and plays the role of the position for finely tuning the MTS horizontal linears cylinder 24.
As shown in figure 4, the switching mechanism 3 include symmetrically be fixed on two vertical shifts on the iron floor 1 it is secondary,
The movable part top of the toggle being fixed between two vertical shift pairs, the two vertical shifts pair is provided with crossbeam
38, the middle part of the crossbeam 38 is provided with the wheel disc 35 contacted with 61 face of tire.The switching mechanism 3 is a kind of by exciting device
Horizontal positioned excitation displacement in component 2 is converted to the mechanism of vertical direction displacement.
The vertical shift pair includes the perpendicular support being fixed on vertically on the iron floor 1, fixes in the perpendicular support
Round linear bearing 37, the round the linear guide 36 that is vertically slidably matched with the round linear bearing 37, the circle
The top of the linear guide 36 is fixedly connected with the crossbeam 38.
The toggle includes that the shaft seat 39 being rotatably assorted and shaft 310, one end and 310 middle part of shaft are solid
Surely the connection other end is provided with the crank 32 of hinge 31, the symmetrical connecting rod 33 for being fixed on 310 both ends of shaft, the connecting rod 33 it is another
One end is hinged with the crossbeam 38, and the hinge 31 is connected with second universal joint 25.
The crank 32 is rigid connection with shaft 310, connecting rod 33 and can be rotated with around the shaft 310 that the MTS is horizontal straight
The output displacement of the front end of line cylinder 24 passes to crank 32 by hinge 31, and crank 32 drives connecting rod 33 to move, the connecting rod 33
Push rod 34 is driven to move, the push rod 34 then drives the crossbeam 38 and the round the linear guide 36 to move up and down, the circle
The up and down motion of shape the linear guide 36 can be as the excitation of tire 61.
As shown in figure 5, the connector component 6 includes the apex connection being fixed on the spring carried mass component 7
64 and two U-shaped connectors 65, the apex connection 64 be connected with the knuckle 62 of wheel 61 by magneto-rheological vibration damper 63
It connects, described two U-shaped connectors 65 are movably hinged with the control arm 66 for connecting wheel 61.
As shown in fig. 6, the spring carried mass component 7 includes big panel 71, several small panels 72, the big panel upper end
It is provided with hanging ring 73, the small panel 72 is removably attachable to 71 left and right sides of the big panel by screw, passes through addition
The small panel 72 of different numbers can adjust the size of spring carried mass.
As shown in fig. 7, support frame as described above component 10 includes the supporting rack 104 being bolted on iron floor 1, setting
It is led in the supporting rack hanging ring 103 at the top of support frame as described above 104, the straight line that is bolted on 104 vertical side of supporting rack
Rail pair, the line slideway auxiliary include the linear bearing 101 being slidably matched, the linear guide 102, and the linear bearing 101 is logical
It crosses bolt to be fixedly connected with spring carried mass component 7, the linear guide 102 passes through bolt and 104 vertical side of support frame as described above
It is fixedly connected.Support frame as described above hanging ring 103 is convenient for the position of crane movable supporting rack 104.The vertical side of support frame as described above 104
There are flatness and verticality requirement in face, and there are planarity requirements in the bottom surface of support frame as described above 104, in order to ensure spring carried mass vertical
Direction is as far as possible by small frictional force, therefore, to assure that the machining accuracy of supporting rack 104 meets test requirements document.
The present embodiment function example in engineering practice is listed below：
One, Study on control method for semi-active verification test is carried out using the 1/4 automotive semi-active suspension pilot system：
Each component and sensor are installed as described embodiments, by three stay-supported type displacement sensors and an acceleration sensing
Device connects the input panel of real-time simulation control device Dspace, and the real-time simulation control device Dspace passes through serial ports and electricity
Brain is connected, the output slab of the real-time simulation control device Dspace and being connected for power amplifier, the power amplifier
Output end be connected with magneto-rheological vibration damper 63.Semi- active control program is installed in computer, input signal is described imitative in real time
The signal of the displacement sensor and acceleration transducer of true control device Dspace acquisitions.If desired speed signal can utilize
Low-pass filtering derivation displacement signal obtains.Control size of current is calculated, the real-time simulation control device Dspace will be electric
It flows size to convert signal in order to control and export to power amplifier, amplified control signal is input to magneto-rheological vibration damper
63, the magneto-rheological vibration damper 63 exports damping force.According to semi-active suspension pilot system, obtained spring carried mass acceleration,
Suspension moves stroke and tyre dynamic load lotus evaluation index, verifies the validity of Study on control method for semi-active.
Two, passive suspension system anti-vibration performance is carried out using the 1/4 automotive semi-active suspension pilot system to test：
Each component and sensor are installed as described in above-described embodiment, magneto-rheological vibration damper 63 is changed into common damper；
In the case where MTS horizontal linears cylinder 24 inputs different displacement excitations, according to the position on the displacement sensor and spring carried mass of hub centre
The test data of displacement sensor calculates the vibration isolation rate of damper, evaluates the anti-vibration performance of suspension system.
1/4 automotive semi-active suspension pilot system provided by the invention, test platform are closer to 1/4 automobile mould
Type.It is too high in order to avoid the supporting rack height of design, the height of supporting rack is reduced using a kind of switching mechanism, reduces machining accuracy
To the function effect of testing stand.Select MTS horizontal linears cylinder as the driving source of suspension, the application range of testing stand is wider, at
This is low, maintenance is more convenient.
The above is enumerating for specific embodiments of the present invention, for the equipment and structure of wherein not detailed description, is answered
When being interpreted as that the existing common apparatus in this field and universal method is taken to be practiced.The above embodiment of the present invention is only simultaneously
Illustrate that technical solution of the present invention is used, only technical solution of the present invention is enumerated, the technical solution that is not intended to restrict the invention
And its protection domain.Using equivalent technologies mean, equivalent apparatus etc. to the skill disclosed in claims of the present invention and specification
The improvement of art scheme is considered to be without departing from the range disclosed in claims of the present invention and specification.
Claims (10)
1. a kind of 1/4 automotive semi-active suspension pilot system, including including test platform and control system, it is characterised in that：
The test platform includes iron floor (1), sensor group, the bracket assembly being fixed on the iron floor (1)
(10), switching mechanism (3) and exciting device component (2) are provided with the spring charge material of vertical sliding on support frame as described above component (10)
Component (7) is measured, the spring carried mass component (7) passes through connector component (6) and the wheel for being placed on the switching mechanism (3) top
Tire (61) control connection, the switching mechanism (3) is provided with is changed into the toggle exported vertically, institute by laterally input
It states laterally disposed exciting device component (2) and output end and the toggle input terminal driving of the switching mechanism (3) connects
It connects；The sensor group include setting the switching mechanism (3) top the first displacement sensor (4), be arranged in tire
(61) the second displacement sensor (5) at core wheel, the third displacement sensor (8) being arranged on the spring carried mass component (7)
With acceleration transducer (9)；
The control system includes real-time simulation control device Dspace and the real-time simulation control device Dspace circuits
The input terminal of the power amplifier and computer of connection, the real-time simulation control device Dspace connects the sensor group, institute
The output end for stating power amplifier is connect with connector component (6) circuit.
2. 1/4 automotive semi-active suspension pilot system according to claim 1, it is characterised in that：The exciting device
Component (2) includes the vertical portal frame being fixed on iron floor (1), the MTS horizontal linears cylinder (24) being laterally arranged, spring
(26), the rear end of the rear backup plate (22) being fixed on iron floor (1), the MTS horizontal linears cylinder (24) passes through the first universal joint
(23) it is flexibly connected with rear backup plate (22), front end connects the crank connecting link of the switching mechanism (3) by the second universal joint (25)
Mechanism input terminal is vertically arranged with rotatable lead screw (27) on the portal frame, and the top of the lead screw (27), which is provided with, to be turned
To disk (210), bottom end is connected by spring (26) with the MTS horizontal linears cylinder (24).
3. 1/4 automotive semi-active suspension pilot system according to claim 2, it is characterised in that：The portal frame packet
It includes the two stands (211) being parallelly fixed on vertically on the iron floor (1), be bolted between two stands (211)
Cross bar (29), be uniformly arranged several location holes (28) along its length on the holder (211).
4. 1/4 automotive semi-active suspension pilot system according to claim 1, it is characterised in that：The switching mechanism
(3) crank that two vertical shifts including being symmetrically fixed on the iron floor (1) are secondary, are fixed between two vertical shift pairs
The movable part top of link mechanism, the two vertical shifts pair is provided with crossbeam (38), is provided in the middle part of the crossbeam (38)
The wheel disc (35) contacted with tire (61) face.
5. 1/4 automotive semi-active suspension pilot system according to claim 4, it is characterised in that：The vertical shift
Pair includes being fixed on the perpendicular support on the iron floor (1) vertically, the round linear bearing (37) in the fixed perpendicular support, erecting
The round the linear guide (36) directly being slidably matched with the round linear bearing (37), the top of the circle the linear guide (36)
End is fixedly connected with the crossbeam (38).
6. 1/4 automotive semi-active suspension pilot system according to claim 5, it is characterised in that：The crank connecting link
Mechanism includes the shaft seat (39) being rotatably assorted and is fixedly connected with other end setting in the middle part of shaft (310), one end and shaft (310)
The connecting rod (33) for having the crank (32) of hinge (31), being symmetrically fixed on shaft (310) both ends, the other end of the connecting rod (33) with
The crossbeam (38) is hinged.
7. 1/4 automotive semi-active suspension pilot system according to claim 1, it is characterised in that：The connector group
Part (6) includes being fixed on apex connection (64) on the spring carried mass component (7) and two U-shaped connectors (65), described
Apex connection (64) is connected by magneto-rheological vibration damper (63) with the knuckle (62) of wheel (61), described two U-shaped companies
Fitting (65) is movably hinged with the control arm (66) for connecting wheel (61).
8. 1/4 automotive semi-active suspension pilot system according to claim 1, it is characterised in that：The spring carried mass
Component (7) includes big panel (71), several small panels (72), and the big panel upper end is provided with hanging ring (73), the small panel
(72) it is removably symmetrically connected to by screw at left and right sides of the big panel (71).
9. 1/4 automotive semi-active suspension pilot system according to claim 1, it is characterised in that：Support frame as described above component
(10) include the branch of the supporting rack (104) being bolted on iron floor (1), setting at the top of support frame as described above (104)
Support hanging ring (103), the line slideway auxiliary being bolted on the vertical side of supporting rack (104), the linear guide
Pair includes the linear bearing (101) being slidably matched, the linear guide (102), and the linear bearing (101) passes through bolt and spring charge material
Amount component (7) is fixedly connected, and the linear guide (102) is fixedly connected by bolt with the vertical side of support frame as described above (104).
10. 1/4 automotive semi-active suspension pilot system according to claim 7, it is characterised in that：The real-time simulation control
Control equipment Dspace is used to acquire the real-time Data Transmission of sensor to the computer, and the computer is according to the reality received
When data to the real-time simulation control device Dspace export control signal；The output end and connector of the power amplifier
Magneto-rheological vibration damper (63) circuit of component (6) connects, for amplified control signal to be inputed to the magneto-rheological vibration damping
Device (63) makes the damping force of the magneto-rheological vibration damper (63) output setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810283846.9A CN108387383B (en) | 2018-04-02 | 2018-04-02 | 1/4 automobile semi-active suspension test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810283846.9A CN108387383B (en) | 2018-04-02 | 2018-04-02 | 1/4 automobile semi-active suspension test system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108387383A true CN108387383A (en) | 2018-08-10 |
| CN108387383B CN108387383B (en) | 2023-12-05 |
Family
ID=63072343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810283846.9A Active CN108387383B (en) | 2018-04-02 | 2018-04-02 | 1/4 automobile semi-active suspension test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108387383B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110134106A (en) * | 2019-04-24 | 2019-08-16 | 中国第一汽车股份有限公司 | Semi-active suspension road vehicle simulation experiment system and test method |
| CN110514457A (en) * | 2019-08-29 | 2019-11-29 | 中车长春轨道客车股份有限公司 | A kind of rail traffic controllable resistance device experimental provision |
| CN112665880A (en) * | 2021-01-08 | 2021-04-16 | 广州橙行智动汽车科技有限公司 | Multi-connecting-rod suspension strength test bench |
| CN113358378A (en) * | 2021-06-03 | 2021-09-07 | 福建省闽铝轻量化汽车制造有限公司 | Method and terminal for testing semitrailer suspension system |
| CN113465950A (en) * | 2021-07-23 | 2021-10-01 | 清华大学 | Vehicle suspension rack |
| CN114910274A (en) * | 2021-05-12 | 2022-08-16 | 中机认检(青岛)汽车检测服务有限公司 | Dynamic steering load performance detection equipment for van container |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815158A (en) * | 2006-02-27 | 2006-08-09 | 浙江大学 | Multifunction shockabsorber for automobile and quarter cantilever operation-condition-simulating testing table |
| CN101055233A (en) * | 2007-04-12 | 2007-10-17 | 南京林业大学 | Automobile quarter simulated suspension system and shock absorber characteristic integral test platform |
| CN101718632A (en) * | 2009-11-16 | 2010-06-02 | 浙江大学 | Multifunctional test bed for simulating condition by one-quarter suspension of vehicle |
| CN201837534U (en) * | 2010-10-11 | 2011-05-18 | 山东交通学院 | Multifunctional simulation testing platform of semi-active suspension of vehicle |
| CN201983936U (en) * | 2010-12-21 | 2011-09-21 | 上海工程技术大学 | Performance test rack for automobile suspension |
| CN102539171A (en) * | 2011-12-23 | 2012-07-04 | 青岛大学 | Test-bed of double-control vehicle semi-active suspension system |
| CN102721550A (en) * | 2012-07-12 | 2012-10-10 | 湖南师范大学 | Test device of automobile magnetorheological suspension system |
| CN203350050U (en) * | 2013-08-01 | 2013-12-18 | 安徽工程大学 | Automobile quarter suspension performance testbed |
| CN104897420A (en) * | 2015-05-15 | 2015-09-09 | 深圳职业技术学院 | Automobile quarter simulation electromagnetic hanger bracket, mechanical vibration exciter, and test bench |
| CN107631887A (en) * | 2017-09-21 | 2018-01-26 | 华南理工大学 | A kind of spindle STS system test set |
-
2018
- 2018-04-02 CN CN201810283846.9A patent/CN108387383B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815158A (en) * | 2006-02-27 | 2006-08-09 | 浙江大学 | Multifunction shockabsorber for automobile and quarter cantilever operation-condition-simulating testing table |
| CN101055233A (en) * | 2007-04-12 | 2007-10-17 | 南京林业大学 | Automobile quarter simulated suspension system and shock absorber characteristic integral test platform |
| CN101718632A (en) * | 2009-11-16 | 2010-06-02 | 浙江大学 | Multifunctional test bed for simulating condition by one-quarter suspension of vehicle |
| CN201837534U (en) * | 2010-10-11 | 2011-05-18 | 山东交通学院 | Multifunctional simulation testing platform of semi-active suspension of vehicle |
| CN201983936U (en) * | 2010-12-21 | 2011-09-21 | 上海工程技术大学 | Performance test rack for automobile suspension |
| CN102539171A (en) * | 2011-12-23 | 2012-07-04 | 青岛大学 | Test-bed of double-control vehicle semi-active suspension system |
| CN102721550A (en) * | 2012-07-12 | 2012-10-10 | 湖南师范大学 | Test device of automobile magnetorheological suspension system |
| CN203350050U (en) * | 2013-08-01 | 2013-12-18 | 安徽工程大学 | Automobile quarter suspension performance testbed |
| CN104897420A (en) * | 2015-05-15 | 2015-09-09 | 深圳职业技术学院 | Automobile quarter simulation electromagnetic hanger bracket, mechanical vibration exciter, and test bench |
| CN107631887A (en) * | 2017-09-21 | 2018-01-26 | 华南理工大学 | A kind of spindle STS system test set |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110134106A (en) * | 2019-04-24 | 2019-08-16 | 中国第一汽车股份有限公司 | Semi-active suspension road vehicle simulation experiment system and test method |
| CN110134106B (en) * | 2019-04-24 | 2021-08-13 | 中国第一汽车股份有限公司 | Semi-active suspension vehicle road simulation test system and test method |
| CN110514457A (en) * | 2019-08-29 | 2019-11-29 | 中车长春轨道客车股份有限公司 | A kind of rail traffic controllable resistance device experimental provision |
| CN112665880A (en) * | 2021-01-08 | 2021-04-16 | 广州橙行智动汽车科技有限公司 | Multi-connecting-rod suspension strength test bench |
| CN114910274A (en) * | 2021-05-12 | 2022-08-16 | 中机认检(青岛)汽车检测服务有限公司 | Dynamic steering load performance detection equipment for van container |
| CN114910274B (en) * | 2021-05-12 | 2024-04-19 | 中机认检(青岛)汽车检测服务有限公司 | Dynamic detection equipment for steering load performance of van cargo box |
| CN113358378A (en) * | 2021-06-03 | 2021-09-07 | 福建省闽铝轻量化汽车制造有限公司 | Method and terminal for testing semitrailer suspension system |
| CN113358378B (en) * | 2021-06-03 | 2024-03-22 | 福建省闽铝轻量化汽车制造有限公司 | Semitrailer suspension system testing method and terminal |
| CN113465950A (en) * | 2021-07-23 | 2021-10-01 | 清华大学 | Vehicle suspension rack |
| CN113465950B (en) * | 2021-07-23 | 2022-08-26 | 清华大学 | Vehicle suspension rack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108387383B (en) | 2023-12-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108387383A (en) | A kind of 1/4 automotive semi-active suspension pilot system | |
| CN107314896A (en) | For vehicle suspension leaf spring three-dimensional Dynamic performance examination equipment and its application | |
| CN101718632B (en) | Multifunctional test bed for simulating condition by one-quarter suspension of vehicle | |
| CN101216376B (en) | Four-column type rail vehicle bogie rigidity detection system | |
| CN208000201U (en) | A kind of 1/4 vehicle active suspension pilot system | |
| CN103149037B (en) | Multi-degree-of-freedom suspension kinematics and elastokinematics attribute testing platform | |
| CN112798210B (en) | Vibration test bed of electric suspension magnetic-levitation train and test method thereof | |
| CN108225800B (en) | 1/4 automobile active suspension test system | |
| CN210269198U (en) | Multi-channel bench test device of suspension system | |
| CN103097224B (en) | The equipment for inhibiting of vibration of rolling stock | |
| CN113465950B (en) | Vehicle suspension rack | |
| CN208297140U (en) | A kind of 1/4 automotive semi-active suspension pilot system | |
| CN111241706A (en) | Automobile suspension dynamic load performance evaluation method based on dynamic K & C test system | |
| CN105352830A (en) | Automobile-stabilizer-bar fatigue resistant test bench | |
| CN203148696U (en) | Multi-freedom suspension kinematics and compliance characteristic test bed | |
| CN101441135A (en) | Test device and test method of automobile steering journal | |
| CN102072823B (en) | Automatic transmission lubricating oil liquid level simulation method under automobile running condition and test beds | |
| CN108871796A (en) | A kind of axle case assy fatigue durability testing method and device of simulated roadway | |
| CN114623992B (en) | Steel plate spring loading test bench | |
| CN201548409U (en) | Simulated condition multifunctional test bed of one-quarter suspension of vehicle | |
| CN207215439U (en) | For vehicle suspension leaf spring three-dimensional Dynamic performance examination equipment | |
| Sugahara et al. | Suppressing vertical vibration in railway vehicles through primary suspension damping force control | |
| CN116484502A (en) | Machine-liquid coupling analysis method for interconnected hydro-pneumatic suspension system of heavy vehicle | |
| CN111693273A (en) | Multifunctional mechanical test equipment and mechanical test method | |
| CN110261140A (en) | A kind of bidifly vibration experimental rig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |