CN203148696U - Multi-freedom suspension kinematics and compliance characteristic test bed - Google Patents
Multi-freedom suspension kinematics and compliance characteristic test bed Download PDFInfo
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- CN203148696U CN203148696U CN 201320131229 CN201320131229U CN203148696U CN 203148696 U CN203148696 U CN 203148696U CN 201320131229 CN201320131229 CN 201320131229 CN 201320131229 U CN201320131229 U CN 201320131229U CN 203148696 U CN203148696 U CN 203148696U
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Abstract
The utility model discloses a multi-freedom suspension kinematics and compliance characteristic test bed. The test bed mainly comprises a support system, a loading system, a measuring system, a moving platform system and a control system. The support system supports a vehicle to be tested and the loading system, and six electric cylinders in the loading system drives the moving platform system so as to realize six-freedom motions of the moving platform system. A left pier and a right pier in the loading system are slidingly connected on the top of the moving platform system, and abutments are driven to rotate by respective internal disc motors of the left pier and the right pier. The measuring system measures the displacement and stress of the wheels of the vehicle to be tested. The control system collects signals measured by the measuring system and drives the loading system to loading the vehicle to be tested. The test bed provided by the utility model adopts an unique multi-freedom loading mode, so that the inclination angle and trim angle of the real road can be completely simulated in the test process, and the measurement of the moment of inertia of the vehicle or components can be carried out by just a little modification. The test bed is simple in structure and has a wide measuring range, having good application prospects.
Description
Technical field
The utility model belongs to the automotive suspension technical field of performance test, is specifically related to a kind of multi-degree-of-freedom suspension kinematics for measured automobiles suspension kinematical and elastokinematics characteristic and elastokinematics attribute testing platform.
Background technology
Suspension system is the core of vehicle chassis, and (Kinematics ﹠ Compliance, hereinafter referred is the K﹠C characteristic) is directly related with the chassis performance for its suspension kinematical and elastokinematics characteristic, has important effect in the chassis development stage.Suspension kinematical characteristic (Kinematics, hereinafter referred is the K characteristic) what describe is that wheel is at camber of spring with the motion when turning to, refer to when automotive wheel moves up and down the corresponding variation relations of parameter such as wheel alignment parameter, suspension rate, roll stiffness.And suspension elastokinematics characteristic (Compliance, hereinafter referred is the C characteristic) then be under the situation that Flexible Connectors such as considering rubber bushing influences suspension property, the wheel alignment parameter that the power between tire and the road surface and moment cause, body gesture, the isoparametric variation relation of suspension rate.K﹠amp; The C characteristic is the design of contact suspension frame structure and the bridge that vehicle performance mates, and for vehicle performance fundamental influence is arranged.
Automotive suspension K﹠amp; C attribute testing platform is to be used for measuring suspension K﹠amp specially; The testing equipment of C characteristic adopts the quasistatic load mode, stressed and displacement movement when simulating vehicle is at road traveling on the stand of laboratory, the variation of measuring wheel alignment parameter, thereby the design of guiding vehicle and exploitation.
Automotive suspension K﹠amp; C attribute testing platform comprises following test event: wheel is jumped test in the same way, reversing wheel is jumped test, lateral flexibility Fy test, vertically flexibility Fx test, aligning torque Tz test and divertical motion test.
Suspension K﹠C attribute testing platform of the prior art includes measuring system, loading system, vehicle body grasping system, operator's console and corresponding electric and software systems etc.Loading system wherein includes vertical load maintainer, vertically load maintainer, side direction load maintainer and aligning torque load maintainer are formed, and the load maintainer of each direction is to be made of mechanical load main body, hydraulic cylinder or electronic cylinder, power sensor and displacement transducer.When the vehicle to different wheelspans carries out clamping, need to adjust the distance that the both sides wheelspan is adjusted slide plate.Existing suspension K﹠amp; The C testing table all adopts the left and right sides pier with three one-movement-freedom-degrees and a rotary freedom to realize loading to wheel, its complex structure, and cost is higher, and the distance that needs manually to adjust left and right sides pier to be adapting to the vehicle of different wheelspans, and adjustable extent is less.
Summary of the invention
The purpose of this utility model provides a kind of multi-degree-of-freedom suspension K﹠C attribute testing platform, can reach and reflect real road surface side inclination angle and trim angle better, realize the adjusting and loading combination of wheelspan and wheelbase, and adjustable extent is bigger.
The utility model is achieved through the following technical solutions:
A kind of multi-degree-of-freedom suspension K﹠C attribute testing platform, mainly comprise support system 2, loading system 3, measuring system 4, motion platform system 5 and control system 6, described support system 2 is used for supporting vehicle 1 to be measured and loading system 3, six electronic cylinder actuation movement plateform systems 5 in the loading system 3, the six-freedom motion of realization motion platform system 5; Left and right sides pier in the loading system 3 is slidingly connected at the top of motion platform system 5, and the left and right sides pier disc motor of inside separately drives the pier rotation; The displacement of measuring system 4 measurements vehicle 1 wheel to be measured and stressed; The signal that control system 6 collecting and measuring systems 4 record also drives loading system 3 and treats and survey vehicle 1 and load.
Particularly, described support system 2 includes base 21, two vertical electronic cylinder bearings 22, horizontal electronic cylinder bearing 23, vehicle body holder part 24 and supplemental support planes 25; Wherein, base 21 is horizontally fixed on the solid ground, and three electronic cylinder bearings are fixed on relevant position on the base 21, respectively two in the loading system 3 vertical electronic cylinders 32 and a horizontal electronic cylinder 33 is supported; Vehicle body holder part 24 is used for the vehicle body of clamping vehicle 1 to be measured; Supplemental support plane 25 is used for supporting the non-measurement wheel of vehicle 1 to be measured.
Described loading system 3 includes three vertical electronic cylinders 31, two vertical electronic cylinders 32, horizontal electronic cylinder 33, left pier 34 and a right pier 35;
Wherein, each electronic cylinder two ends all is equipped with universal joint or ball bearing; Three vertical electronic cylinders 31 are vertically mounted between base 21 and the motion platform system 5; Two vertical electronic cylinders 32 are vertically installed, and its rear end is carried out ball pivot with the top of vertical electronic cylinder bearing 22 by universal joint or ball bearing respectively and is connected, and the push rod of front end carries out ball pivot by universal joint or ball bearing with motion platform system 5 and is connected; Horizontal electronic cylinder 33 is laterally installed, and its rear end is carried out ball pivot with the top of horizontal electronic cylinder bearing 23 by universal joint or ball bearing and is connected, and the push rod of front end carries out ball pivot by universal joint or ball bearing with motion platform system 5 and is connected.
Described left pier 34 and right pier 35 symmetric arrangement, its structure is basic identical, is example with left pier 34, and it includes slide block 341, pier base 342, disc motor 343, pier 344, slide rail 345, drive motor 346 and line slideway auxiliary 347; The slide block 341 that wherein is fixed on pier base 342 bottoms laterally is slidingly connected with motion platform system 5 by slide rail 345, and disc motor 343 is fixedly mounted on pier base 342 tops, drives pier 344 rotations; The drive motor 346 of pier base 342 bottoms drives pier base 342 by line slideway auxiliary 347 and laterally slides, and then realizes the wheelspan adjusting and laterally load.
Described measuring system 4 includes gage beam 41 and six-component sensor 42, and wherein, gage beam 41 is fixed on the pier base of left and right sides pier, is used for measuring the displacement of vehicle 1 wheel to be measured; Six-component sensor 42 is fixed on the inside of left and right sides pier, is used for measuring the stressed of vehicle 1 wheel to be measured;
Alternatively, the gage beam 41 of measurement mechanism 4 is fixedly mounted on the support system 2 by transition bracket 411,41 of gage beams are no longer laterally mobile in company with left and right sides pier, can eliminate like this because the measuring error that the distortion of intermediate links such as motion platform system 5, slide rail and slide block causes.
Described control system 6 comprises drive control module and signal acquisition module, and wherein, the motion that drive control module is used for the drive motor of each electronic cylinder of control, disc motor, left and right sides pier etc. realizes the loading requirement of suspension test; Signal acquisition module is gathered six fens force informations of angle information, six-component sensor 42 outputs of each scrambler output in the gage beam 41 and the feedback signal of each motor.
Alternatively, six electronic cylinders in the described loading system 3 can be replaced by hydraulic cylinder whole or in part.
Alternatively, two of motion platform system 5 bottom vertical installations or more than two hydro-pneumatic springs 36, be used for sharing the suffered load of vertical electronic cylinder, so just strengthened the test load range of whole test platform.
Alternatively, with two or many parallel placements of above-mentioned testing table, and adjust the distance of each testing table according to the wheelbase of vehicle to be measured, and then be used for measuring simultaneously the suspension K﹠C characteristic of for-wheel vehicle or multiple-axle vehicle.
Alternatively, the gage beam of above-mentioned testing table is removed, and vehicle body holding clamp 26 is installed respectively on the pier of the left and right sides, vehicle 1 to be measured is fixed on the vehicle body holding clamp 26, drive loading system 3 in the swing of three directions, and then can calculate information such as the moment of inertia of car load and centroid position according to the length information of each electronic cylinder, namely this experiment table also can be used as the moment of inertia testing table, carries out the rotation inerttia of car load or parts.
The course of work of the present utility model is as follows:
When (1) carrying out the test of single shaft suspension, at first adjust left and right sides pier distance, make it to be adapted to the wheelspan of vehicle 1 to be measured; Secondly, vehicle 1 to be measured is lifted or reach the testing table top, wheel to be measured is contacted with the pier of left and right sides pier, non-measurement wheel contacts with supplemental support plane 25, the vehicle body of vehicle body holder part 24 clampings vehicle 1 to be measured; Again, the action of control system 6 control loading systems 3, each that realizes treating the measuring car wheel is to loading, and measuring system 4 is measured the displacement signal of wheel to be measured and is subjected to force signal; At last, control system 6 is gathered response signal and is handled, and can obtain the K﹠C characteristic of vehicle 1 tested suspension to be measured.
When (2) carrying out the test of twin shaft or multiaxis suspension, at first adjust the distance of each testing table, make it to be adapted to the wheelbase of vehicle 1 to be measured; Secondly, adjust the distance of each testing table left and right sides pier, make it to be adapted to the wheelspan of vehicle 1 each axle to be measured to be measured; Again, the vehicle body of vehicle body holder part 24 clampings vehicle 1 to be measured; Identical when ensuing work is tested with the single shaft suspension, can obtain the K﹠C characteristic of vehicle 1 each tested suspension to be measured at last.
The beneficial effects of the utility model are:
(1) adopted unique multiple degrees of freedom to load form, can realize the complete simulates real physical circuit of test process face side rake angle and trim angle, and then obtain suspension performance more accurately;
(2) left and right sides pier adopts drive motor and line slideway auxiliary to drive, and the wheelspan when making test is regulated with wheelbase and combined with loading, and adjustable extent is big;
When (3) installing hydro-pneumatic spring or many testing tables additional and share, the single shaft that can be used in passenger car, commercial car, multiaxle trucks and offroad vehicle etc. measures or multiaxis is measured simultaneously, and the measurement load range is wide;
(4) a small amount of repacking of process can be carried out the rotation inerttia of car load or parts.
As seen the utility model measurement is more accurate, and simple in structure, easily manufactured, and measurement range is wide, has application promise in clinical practice.
Description of drawings
Overall schematic when Fig. 1 carries out the test of single shaft suspension for the utility model;
Fig. 2 is main body synoptic diagram of the present utility model;
Fig. 3 is left pier of the present utility model and measuring system synoptic diagram;
Fig. 4 is upward view of the present utility model (is each electronic cylinder of clear demonstration, hidden base and each electronic cylinder bearing among the figure);
Overall schematic when Fig. 5 carries out the test of twin shaft suspension for the utility model;
Fig. 6 in addition, has installed three hydro-pneumatic springs (be each hydro-pneumatic spring of clear demonstration, hidden vehicle body holder part and supplemental support plane among the figure) for gage beam of the present utility model is fixed on embodiment on the base of support system among this figure;
Fig. 7 is the overall schematic of the utility model when test bed as moment of inertia.
Among the figure:
1. vehicle to be measured;
2. support system: 21. bases, 22. vertical electronic cylinder bearings, 23. horizontal electronic cylinder bearings, 24. vehicle body holder parts, 25. supplemental support planes, 26. vehicle body holding clamps;
3. loading system: 31. vertical electronic cylinders, 32. vertical electronic cylinders, 33. horizontal electronic cylinders, 34. left piers, 35. right piers, 36. hydro-pneumatic spring, 341. slide blocks, 342. pier bases, 343. disc motors, 344. pier, 345. slide rails, 346. drive motor, 347. line slideway auxiliaries;
4. measuring system: 41. gage beams, 42. six-component sensors, 411. transition brackets;
5. motion platform system;
6. control system.
Embodiment
Further specify particular content of the present utility model and the course of work below in conjunction with the accompanying drawing illustrated embodiment.
The utility model is for solving the problems of the technologies described above, by the following technical solutions:
As shown in Figure 1, overall schematic when carrying out the test of single shaft suspension for a kind of multi-degree-of-freedom suspension K﹠C attribute testing platform of the present utility model, as seen it mainly comprises support system 2, loading system 3, measuring system 4, motion platform system 5 and control system 6, described support system 2 is used for supporting vehicle 1 to be measured and loading system 3, six electronic cylinder actuation movement plateform systems 5 in the loading system 3, the six-freedom motion of realization motion platform system 5; Left and right sides pier in the loading system 3 is slidingly connected at the top of motion platform system 5, and the left and right sides pier disc motor of inside separately drives the pier rotation; The displacement of measuring system 4 measurements vehicle 1 wheel to be measured and stressed; The signal that control system 6 collecting and measuring systems 4 record also drives loading system 3 and treats and survey vehicle 1 and load.
In conjunction with Fig. 1 and Fig. 2, visible described support system 2 includes base 21, two vertical electronic cylinder bearings 22, horizontal electronic cylinder bearing 23, vehicle body holder part 24 and supplemental support planes 25; Wherein, base 21 is horizontally fixed on the solid ground, and three electronic cylinder bearings are fixed on relevant position on the base 21, respectively two in the loading system 3 vertical electronic cylinders 32 and a horizontal electronic cylinder 33 is supported; Vehicle body holder part 24 is used for the vehicle body of clamping vehicle 1 to be measured; Supplemental support plane 25 is used for supporting the non-measurement wheel of vehicle 1 to be measured.
In conjunction with Fig. 2 and Fig. 4, visible described loading system 3 includes three vertical electronic cylinders 31, two vertical electronic cylinders 32, horizontal electronic cylinder 33, left pier 34 and a right pier 35;
Wherein, each electronic cylinder two ends all is equipped with universal joint or ball bearing; Three vertical electronic cylinders 31 are vertically mounted between base 21 and the motion platform system 5; Two vertical electronic cylinders 32 are vertically installed, and its rear end is carried out ball pivot with the top of vertical electronic cylinder bearing 22 by universal joint or ball bearing respectively and is connected, and the push rod of front end carries out ball pivot by universal joint or ball bearing with motion platform system 5 and is connected; Horizontal electronic cylinder 33 is laterally installed, and its rear end is carried out ball pivot with horizontal electronic cylinder bearing 23 tops by universal joint or ball bearing and is connected, and the push rod of front end carries out ball pivot by universal joint or ball bearing with motion platform system 5 and is connected.
Described left pier 34 and right pier 35 symmetric arrangement, its structure is basic identical, is example with left pier 34, and as shown in Figure 3, it includes slide block 341, pier base 342, disc motor 343, pier 344, slide rail 345, drive motor 346 and line slideway auxiliary 347; The slide block 341 that wherein is fixed on pier base 342 bottoms laterally is slidingly connected with motion platform system 5 by slide rail 345, and disc motor 343 is fixedly mounted on pier base 342 tops, drives pier 344 rotations; The drive motor 346 of pier base 342 bottoms drives pier base 342 by line slideway auxiliary 347 and laterally slides, and then realizes the wheelspan adjusting and laterally load.
As shown in Figure 4, described measuring system 4 includes gage beam 41 and six-component sensor 42, and wherein, gage beam 41 is fixed on the pier base of left and right sides pier, is used for measuring the displacement of vehicle 1 wheel to be measured; Six-component sensor 42 is fixed on the inside of left and right sides pier, is used for measuring the stressed of vehicle 1 wheel to be measured;
Alternatively, the gage beam 41 of measurement mechanism 4 is fixedly mounted on the support system 2 by transition bracket 411 as shown in Figure 6,41 of gage beams are no longer laterally mobile in company with left and right sides pier, can eliminate like this because the measuring error that the distortion of intermediate links such as motion platform system 5, slide rail and slide block causes.
Described control system 6 includes drive control module and signal acquisition module, and wherein, the action that drive control module is used for the drive motor of each electronic cylinder of control, disc motor, left and right sides pier etc. realizes the loading requirement of suspension test; Signal acquisition module is gathered six fens force informations of angle information, six-component sensor 42 outputs of each scrambler output in the gage beam 41 and the feedback signal of each motor.
Alternatively, six electronic cylinders in the described loading system 3 can be replaced by hydraulic cylinder whole or in part.
Alternatively, as shown in Figure 6, two of motion platform system 5 bottom vertical installations or more than two hydro-pneumatic springs 36, be used for sharing the suffered load of vertical electronic cylinder, so just strengthened the test load range of whole test platform.
Alternatively, with two or many parallel placements of above-mentioned testing table, and adjust the distance of each testing table according to the wheelbase of vehicle to be measured, and then be used for measuring simultaneously the suspension K﹠C characteristic of for-wheel vehicle or multiple-axle vehicle.
Alternatively, as shown in Figure 7, the gage beam of above-mentioned testing table is removed, and vehicle body holding clamp 26 is installed respectively on the pier of the left and right sides, vehicle 1 to be measured is fixed on the vehicle body holding clamp 26, drives loading system 3 in the swing of three directions, and then can calculate information such as the moment of inertia of car load and centroid position according to the length information of each electronic cylinder, be that this experiment table also can be used as the moment of inertia testing table, carry out the rotation inerttia of car load or parts.
The course of work of the present utility model is as follows:
(1) as shown in Figure 1, when carrying out the test of single shaft suspension, at first adjust left and right sides pier distance, make it to be adapted to the wheelspan of vehicle 1 to be measured; Secondly, vehicle 1 to be measured is lifted or reach the testing table top, wheel to be measured is contacted with the pier of left and right sides pier, non-measurement wheel contacts with supplemental support plane 25, the vehicle body of vehicle body holder part 24 clampings vehicle 1 to be measured; Again, the action of control system 6 control loading systems 3, each that realizes treating the measuring car wheel is to loading, and measuring system 4 is measured the displacement signal of wheel to be measured and is subjected to force signal; At last, control system 6 is gathered response signal and is handled, and can obtain the K﹠C characteristic of vehicle 1 tested suspension to be measured.
(2) as shown in Figure 5, when carrying out the test of twin shaft or multiaxis suspension, at first adjust the distance of each testing table, make it to be adapted to the wheelbase of vehicle 1 to be measured; Secondly, adjust the distance of each testing table left and right sides pier, make it to be adapted to the wheelspan of vehicle 1 each axle to be measured to be measured; Again, the vehicle body of vehicle body holder part 24 clampings vehicle 1 to be measured; Identical when ensuing work is tested with the single shaft suspension, can obtain the K﹠C characteristic of vehicle 1 each tested suspension to be measured at last.
Above-described embodiment only is used for explanation the utility model; wherein the structure of each parts, connected mode etc. all can change to some extent; every equivalents and improvement of carrying out on the basis of technical solutions of the utility model all should do not got rid of outside the utility model protection domain.
Claims (10)
1. a multi-degree-of-freedom suspension kinematics and elastokinematics attribute testing platform, comprise support system (2), loading system (3), measuring system (4), motion platform system (5) and control system (6), described support system (2) is used for supporting vehicle to be measured (1) and loading system (3), it is characterized in that:
Motion platform system (5) in the described loading system (3) is driven by six electronic cylinders and realizes six-freedom motion; Left and right sides pier in the loading system (3) is slidingly connected at the top of motion platform system (5), and the left and right sides pier disc motor of inside separately drives the pier rotation; Measuring system (4) is measured the displacement of vehicle to be measured (1) wheel and stressed; The signal that control system (6) collecting and measuring system (4) records also drives loading system (3) and treats and survey vehicle (1) and load.
2. a kind of multi-degree-of-freedom suspension kinematics according to claim 1 and elastokinematics attribute testing platform is characterized in that:
Described support system (2) comprises base (21), two vertical electronic cylinder bearings (22), horizontal electronic cylinder bearing (23), vehicle body holder part (24) and supplemental support plane (25); Wherein, base (21) is horizontally fixed on the solid ground, and three electronic cylinder bearings are fixed on the base (21), respectively two in the loading system (3) vertical electronic cylinders (32) and a horizontal electronic cylinder (33) are supported; The vehicle body of vehicle body holder part (24) clamping vehicle to be measured (1); The non-measurement wheel of vehicle to be measured (1) is supported on supplemental support plane (25).
3. a kind of multi-degree-of-freedom suspension kinematics according to claim 1 and elastokinematics attribute testing platform is characterized in that:
Described loading system (3) comprises three vertical electronic cylinders (31), two vertical electronic cylinders (32), a horizontal electronic cylinder (33), left pier (34) He Youdun (35); Wherein, each electronic cylinder two ends all is equipped with universal joint or ball bearing; Three vertical electronic cylinders (31) are vertically mounted between base (21) and the motion platform system (5); Two vertical electronic cylinders (32) are vertically installed, and its rear end is carried out ball pivot with the top of vertical electronic cylinder bearing (22) by universal joint or ball bearing respectively and is connected, and the push rod of front end carries out ball pivot by universal joint or ball bearing with motion platform system (5) and is connected; Horizontal electronic cylinder (33) is laterally installed, and its rear end is carried out ball pivot with the top of horizontal electronic cylinder bearing (23) by universal joint or ball bearing and is connected, and the push rod of front end carries out ball pivot by universal joint or ball bearing with motion platform system (5) and is connected.
4. a kind of multi-degree-of-freedom suspension kinematics according to claim 3 and elastokinematics attribute testing platform is characterized in that:
Described left pier (34) He Youdun (35) symmetric arrangement, its structure is identical, be example with left pier (34), it comprises slide block (341), pier base (342), disc motor (343), pier (344), slide rail (345), drive motor (346) and line slideway auxiliary (347); Wherein disc motor (343) is fixedly mounted on pier base (342) top, drives pier (344) rotation; The slide block (341) that is fixed on pier base (342) bottom laterally is slidingly connected with motion platform system (5) by slide rail (345), the drive motor (346) of pier base (342) bottom drives laterally slip of pier base (342) by line slideway auxiliary (347), and then realizes that wheelspan is regulated and laterally loading.
5. a kind of multi-degree-of-freedom suspension kinematics according to claim 1 and elastokinematics attribute testing platform is characterized in that:
Described measuring system (4) comprises gage beam (41) and six-component sensor (42), and wherein, gage beam (41) is fixed on the pier base of left and right sides pier, measures the displacement of vehicle to be measured (1) wheel; Six-component sensor (42) is fixed on the inside of left and right sides pier, measures the stressed of vehicle to be measured (1) wheel.
6. a kind of multi-degree-of-freedom suspension kinematics according to claim 1 and elastokinematics attribute testing platform is characterized in that:
Described measuring system (4) comprises gage beam (41) and six-component sensor (42), and wherein, gage beam (41) is fixedly mounted on the support system (2) by transition bracket (411), measures the displacement of vehicle to be measured (1) wheel; Six-component sensor (42) is fixed on the inside of left and right sides pier, measures the stressed of vehicle to be measured (1) wheel.
7. a kind of multi-degree-of-freedom suspension kinematics according to claim 1 and elastokinematics attribute testing platform is characterized in that:
Described measuring system (4) comprises vehicle body holding clamp (26) and six-component sensor (42), and wherein, six-component sensor (42) is fixed on the inside of left and right sides pier, measures the stressed of vehicle to be measured (1) wheel; Vehicle body holding clamp (26) is installed in respectively on the pier of the left and right sides, vehicle to be measured (1) is fixed on the vehicle body holding clamp (26), drive loading system (3) in the swing of three directions, and then calculate moment of inertia and the centroid position information of car load according to the length information of each electronic cylinder.
8. according to each described a kind of multi-degree-of-freedom suspension kinematics and elastokinematics attribute testing platform in the claim 1 to 6, it is characterized in that:
Described control system (6) comprises drive control module and signal acquisition module, and drive control module is controlled the motion of the drive motor of each electronic cylinder, disc motor, left and right sides pier, realizes the loading requirement of suspension test; The feedback signal of six fens force informations of the angle information of each scrambler output of gage beam (41), six-component sensor (42) output and each motor in the signal acquisition module collecting and measuring system (4).
9. according to each described a kind of multi-degree-of-freedom suspension kinematics and elastokinematics attribute testing platform in the claim 1 to 7, it is characterized in that:
Six electronic cylinders in the described loading system (3) can be replaced by hydraulic cylinder whole or in part.
10. according to each described a kind of multi-degree-of-freedom suspension kinematics and elastokinematics attribute testing platform in the claim 1 to 7, it is characterized in that:
Described motion platform system (5) bottom is also vertical installs two or more than two hydro-pneumatic springs (36).
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320131229 CN203148696U (en) | 2013-03-22 | 2013-03-22 | Multi-freedom suspension kinematics and compliance characteristic test bed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320131229 CN203148696U (en) | 2013-03-22 | 2013-03-22 | Multi-freedom suspension kinematics and compliance characteristic test bed |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149037A (en) * | 2013-03-22 | 2013-06-12 | 吉林大学 | Multiple-degree-of-freedom suspension K&C (kinematics & compliance) property test platform |
| CN103940623A (en) * | 2014-04-14 | 2014-07-23 | 同济大学 | Loading device simulating dynamic steering resistance moment of automobile |
| CN104132821A (en) * | 2014-08-08 | 2014-11-05 | 常州万安汽车部件科技有限公司 | Fatigue testing system for vehicle hydraulic interconnection suspension system |
| CN104535335A (en) * | 2014-12-15 | 2015-04-22 | 华晨汽车集团控股有限公司 | Multi-axial loading axle assembly endurance test bed |
| CN106289640A (en) * | 2016-07-21 | 2017-01-04 | 北京汽车研究总院有限公司 | A kind of car load Measurement System of " Moment of Inertia |
| CN109765061A (en) * | 2018-12-27 | 2019-05-17 | 中国第一汽车股份有限公司 | Used in Suspended Truss of Passenger Car bench test mechanism |
| CN109959485A (en) * | 2018-10-24 | 2019-07-02 | 西南交通大学 | A kind of train body center of gravity and its rotational inertia test apparatus and test method |
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2013
- 2013-03-22 CN CN 201320131229 patent/CN203148696U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149037A (en) * | 2013-03-22 | 2013-06-12 | 吉林大学 | Multiple-degree-of-freedom suspension K&C (kinematics & compliance) property test platform |
| CN103149037B (en) * | 2013-03-22 | 2015-12-02 | 吉林大学 | Multi-degree-of-freedom suspension kinematics and elastokinematics attribute testing platform |
| CN103940623A (en) * | 2014-04-14 | 2014-07-23 | 同济大学 | Loading device simulating dynamic steering resistance moment of automobile |
| CN104132821A (en) * | 2014-08-08 | 2014-11-05 | 常州万安汽车部件科技有限公司 | Fatigue testing system for vehicle hydraulic interconnection suspension system |
| CN104535335A (en) * | 2014-12-15 | 2015-04-22 | 华晨汽车集团控股有限公司 | Multi-axial loading axle assembly endurance test bed |
| CN106289640A (en) * | 2016-07-21 | 2017-01-04 | 北京汽车研究总院有限公司 | A kind of car load Measurement System of " Moment of Inertia |
| CN109959485A (en) * | 2018-10-24 | 2019-07-02 | 西南交通大学 | A kind of train body center of gravity and its rotational inertia test apparatus and test method |
| CN109765061A (en) * | 2018-12-27 | 2019-05-17 | 中国第一汽车股份有限公司 | Used in Suspended Truss of Passenger Car bench test mechanism |
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