CN203275101U - Rotation characteristic test system for rail vehicle bogie - Google Patents
Rotation characteristic test system for rail vehicle bogie Download PDFInfo
- Publication number
- CN203275101U CN203275101U CN 201220632364 CN201220632364U CN203275101U CN 203275101 U CN203275101 U CN 203275101U CN 201220632364 CN201220632364 CN 201220632364 CN 201220632364 U CN201220632364 U CN 201220632364U CN 203275101 U CN203275101 U CN 203275101U
- Authority
- CN
- China
- Prior art keywords
- test platform
- wheel
- revolving dial
- assembly
- test
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Provided is a rotation characteristic test system for a rail vehicle bogie. The system is characterized by mainly comprising a test platform, longitudinal actuators, vertical actuators, a center shaft and transverse positioning assembly. The system is characterized that the test platform is in a cuboid structure, and on a longitudinal direction, the test platform is connected with the two longitudinal actuators and performs rotational motion by staggered expansion and retraction of the two longitudinal actuators. Four vertical actuators support the test platform, upper ends are fixedly connected on a lower plane of the test platform, and lower parts are fixed on a base of the test platform. The four vertical actuators provide vertical support of the test platform and provide motion compensation of the test platform on a process of rotational motion. The center shaft and transverse positioning assembly are fixed on a base platform, and an upper part is connected with the test platform through a positioning shaft, so as to realize lateral positioning of the test platform. The system enables measurement of large rotation angles, and the rotation angles can reach +/-8 DEG. Wheel set positioning mechanisms provide positioning constraint of the bogie on a vertical direction, a transverse direction, and a longitudinal direction, thereby providing conditions for rotation tests. The center shaft and transverse positioning assembly provides transverse constraint positioning and a rotation center for the rotation platform.
Description
Technical field
The present invention relates to rail vehicle field checkout equipment, particularly relate to a kind of rail vehicle truck gyroscopic characteristics test macro.
Background technology
Along with the development trend of rail vehicle high-speed overload, the runnability of vehicle receives more and more higher concern, and the quality of the performance parameter of bogie affects the riding quality of vehicle, has directly determined the every dynamic performance of vehicle, safety in operation and roadability.The size of steering resistance square value affects the dynamic performance of bogie, choosing of steering resistance square should guarantee that vehicle has the enough anti-stability of crawling, has simultaneously good curve negotiation ability, therefore determine that accurately bogie steering resistance square is the key of bogie design and optimization.
At present, also not having special testing table that it is measured for the test of rail vehicle truck gyroscopic characteristics, is mainly to rely on the parameter of bogie test board to carry out, through retrieval: (1) Southwest Jiaotong University patent, patent name: rail vehicle truck test board; The patent No.: ZL200610022671.3; This patent discloses a kind of truck parameter measuring testing table, this test board adopts the float support take steel ball as core and the centre of gyration of testing table is provided, the horizontal staggered stretching motion of two actuator of testing table promotes test platform and does gyration, thereby reaches the purpose of bogie gyroscopic characteristics test.Can only measure low-angle gyration but the flexible stroke of this testing table actuator is very little, be difficult to realize for the gyration of wide-angle, thereby reduce the precision of experimental test, can not truly reflect the gyroscopic characteristics of vehicle.(2) Jilin University's patent, patent name: four-column type rail vehicle bogie rigidity test macro; The patent No.: ZL200810050261.9; This patent discloses a kind of four-column type rail vehicle bogie rigidity test macro, and the method for testing of proposition parameter of bogie, when being tested, the bogie gyroscopic characteristics relies on the pressure plate structure that superposes up and down in test macro, two vertical start oil cylinders drive the lower platen gyration to the application of force of oppositely stretching by top board, and lower platen is directly realized the test of gyration to the bogie application of force simultaneously.But this mode complicated operation, and rely on friction pair to the mode of the bogie application of force, can not measure the bogie gyroscopic characteristics accurately, measuring accuracy is low.
Summary of the invention
For above problem, the purpose of this invention is to provide a kind of rail vehicle truck gyroscopic characteristics test macro, exploitation bogie gyroscopic characteristics test platform, rely on central shaft and located lateral assembly to realize that platform is in horizontal location, the center of rotation of testing table is provided simultaneously, realization is at the Accurate Measurement of car load completion and bogie completion state gyroscopic characteristics, for the assessment of vehicle performance provides foundation.
For achieving the above object, the invention provides a kind of rail vehicle truck gyroscopic characteristics test macro, it is characterized in that: mainly formed by test platform, vertical actuator, vertical actuator, central shaft and located lateral assembly, it is characterized in that, described test platform is rectangular structure, vertically be connected with two vertical actuator, relying on the staggered flexible gyration of carrying out of two vertical actuator; Four vertical actuator support test platform, its upper end is fixedly connected on the lower plane of test platform, the bottom is fixed on the basis of test platform, four compensation that vertical actuator provides the vertical support of test platform and provides test platform to move in the gyration process; Central shaft and located lateral assembly are fixed on basic platform, and top is connected with test platform by locating shaft, realize the located lateral of test platform, and test platform is decontroled at longitudinal direction, and the longitudinal degress of feedom is unfettered.
Described test platform mainly is comprised of clamp system assembly and twilight orbit assembly backstop assembly, wheel revolving dial, wheel, described revolving dial is rectangular structure, weldment, upper surface is processed with several T-shaped mounting grooves, for wheel provides mounting platform to backstop assembly, wheel to clamp system assembly and twilight orbit assembly, simultaneously offering of T shape mounting groove adapted to disalignment apart from the detection of the vehicle of, gauge, and revolving dial is the load carrier of whole testing table, is the important composition that the vehicle circle test is completed; Its lower surface has the threaded hole of a center pit and 8 circumferential arrangement, is used for the installation with central shaft and located lateral assembly central shaft.
It is described that to take turns the backstop assembly be quadruplet, structure is identical, and its installation site is about the Central Symmetry of revolving dial, and be fixed in T shape mounting groove on revolving dial by tommyhead bolt, realize the backstop action that wheel is right during test, both form by catch, wheel track and catch cushion block, the lower end bearing of described catch is fixed on the catch cushion block, the fillet of upper end block partly withstands on the right tread of wheel, provides wheel to thrust power longitudinally; Described wheel track is fixed in the groove on catch cushion block surface, carries the track of bogie so that the test fashionable dress to be provided; Described catch cushion block is structure hollow, that section is " work " font, is fixed in the T shape mounting groove on revolving dial the longitudinal register of four set catch winding machine bogies on revolving dial.
it is described that to take turns the clamp system assembly be quadruplet, structure is identical, its installation site is about the Central Symmetry of revolving dial, and be fixed in the installation threaded hole of revolving dial upper surface setting, the capable of regulating wheel is right with the wheel that adapts to different wheelspans to the fixed position of clamp system simultaneously, both by " L " shape wedge, bearing track bar and wheel form clamping bearing, the described wheel is fixed in the T shape mounting groove of revolving dial clamping bearing, the bearing track bar is bolted clamping bearing with wheel, after tested vehicle is parked on the bearing track bar, " L " shape wedge is pressed into wheel to lateral surface and takes turns clamping between bearing, wheel is clamped realizing horizontal location, friction force effect between the three simultaneously is to taking turns vertically reaching the certain constraining force of vertical generation.
Described twilight orbit assembly mainly is comprised of twilight orbit and track briquetting, described twilight orbit is the standard rail, be fixedly mounted on revolving dial by several piece track briquetting, for guiding to testing table smoothly, tested vehicle provides condition, and with the upper plane coplanar installation of wheel to the bearing track bar in the clamp system assembly, realize stably bogie being pushed into testing table above the track at the two ends of twilight orbit; Described track briquetting is fixedly mounted in the T shape mounting groove of revolving dial, compresses twilight orbit.
Described vertical actuator, vertical actuator are the electrohydraulic servo system of this testing table, described two vertical actuator, the lower ball pivot point of each actuator is fixed on the test platform basis by fastening bolt, upper ball pivot point is connected with the revolving dial longitudinal terminal surface by bolt, two vertical actuator support for the gyroscopic characteristics test platform provides longitudinally, two staggered stretching motions of vertical actuator have realized that the test platform wraparound turns the gyration at center simultaneously, and its angle of revolution is ± 8 °; Four vertical actuator are propped up test platform, its upper end ball pivot is fixedly connected on the lower plane of test platform, the bottom ball pivot is fixed on the basis of test platform, four compensation that vertical actuator provides the vertical support of test platform and provides test platform to move in the gyration process.
Described central shaft and located lateral assembly mainly are comprised of central shaft and locating device, and described central shaft namely becomes one by the little axle of one end and being connected of bolt realization and revolving dial; The other end of described central shaft and located lateral assembly is fixed on basic platform by tommyhead bolt via the location square pier, and the vertical anchorage force of revolving dial is provided.
Described central shaft is step structure, and one end axle is thin axle, the locating shaft when installing with revolving dial, and will be fixedly connected with revolving dial near the ring flange of thin axle head by bolt; The axle head of the thick axle of the other end is the revolving shaft of test platform, and the center of rotation when providing test platform to do gyration is installed with the slide block coaxial line in locating device.
Described locating device mainly is comprised of lateral confinement device and location square pier.
Described lateral confinement device mainly is comprised of located lateral baffle plate, slide block backstop and slide block, and described located lateral baffle plate is two covers, and structure is identical, carries out bolt with the location square pier and is connected, and the lateral confinement of slide block is provided; Described slide block backstop is fixed on the two ends of located lateral baffle plate, slide block coordinates in the passage that is arranged on two cover located lateral baffle plates compositions, this structure is being laterally fixed constraint, the longitudinal direction degree of freedom is decontroled, and prevents from causing two vertical actuator of test platform to same direction push-and-pull, revolving shaft to be cut off because of the control imbalance of electrohydraulic servo system; Described slide block is rectangular structure, and the centre has through hole, for revolving dial provides horizontal constraining force and the center of rotation of gyration.
Beneficial effect of the present invention is as follows:
1, rail vehicle truck gyroscopic characteristics test macro of the present invention discloses a kind of assay method of gyroscopic characteristics, and can realize the measurement of large angle of revolution, and the angle of revolution can reach ± and 8 °.
2, rail vehicle truck gyroscopic characteristics test macro of the present invention has been developed wheel to detent mechanism, provides bogie at vertical, the horizontal position constraint longitudinally that reaches, for circle test provides condition.
3, rail vehicle truck gyroscopic characteristics test macro of the present invention has been developed a kind of central shaft and located lateral assembly, for revolving dial provides horizontal constraint location and the centre of gyration.
Description of drawings
Fig. 1 is rail vehicle truck gyroscopic characteristics test macro bogie completion test effect figure of the present invention;
Fig. 2 is rail vehicle truck gyroscopic characteristics test system structure explosive view of the present invention;
Fig. 3 is revolving dial axonometric projection graph of the present invention;
Fig. 4 is the cut-open view of revolving dial of the present invention;
Fig. 5 is catch mechanism assembly axonometric projection graph of the present invention;
Fig. 6 is the explosive view of catch mechanism assembly of the present invention;
Fig. 7 axonometric projection graph of taking turns the clamp system assembly of the present invention;
Fig. 8-a is of the present invention the wheel clamp system assembly pinch wheels the state axonometric projection graph;
Fig. 8-b is of the present invention the wheel clamp system assembly pinch wheels the state front view;
Fig. 9 is twilight orbit assembly axonometric projection graph of the present invention;
Figure 10 is central shaft of the present invention and located lateral assembly
The schematic diagram of Figure 11 central shaft of the present invention;
Figure 12-a is the axonometric projection graph of central shaft of the present invention;
Figure 12-b is that central shaft of the present invention is along the cut-open view of axis direction;
Figure 13 is the axonometric projection graph of locating device of the present invention;
Figure 14 is the axonometric projection graph of lateral confinement device of the present invention;
Figure 15 is the axonometric projection graph of location of the present invention square pier;
Figure 16 is rail vehicle truck gyroscopic characteristics test macro course of work schematic diagram of the present invention;
In figure: Ι. tested bogie, II. rail vehicle truck gyroscopic characteristics test macro, III. basic platform; A. test platform, the vertical actuator of B., the vertical actuator of C., D central shaft and located lateral assembly;
A. revolving dial, b. takes turns the backstop assembly, and c. takes turns the clamp system assembly, d. twilight orbit assembly, e. central shaft, f. locating device;
1. catch, 2. wheel track 3. L shaped wedges of catch cushion block 4., 5. the bearing track bar, 6. take turns clamping bearing, 7. it is right to take turns, 8. twilight orbit 9. track briquetting 10. lateral confinement device 11. location square pier 12. located lateral baffle plate 13. slide block backstop 14. slide blocks.
Embodiment
Consult Fig. 1-2, rail vehicle truck gyroscopic characteristics test macro of the present invention, mainly formed by test platform A, vertical actuator B, vertical actuator C, central shaft and located lateral assembly D, it is characterized in that, described test platform A is rectangular structure, carry out bolt with two vertical actuator B in a longitudinal direction and be connected, rely on the staggered flexible gyration of carrying out of two vertical actuator B; Wherein, four vertical actuator C prop up test platform A, its upper end hinge is bolted to connection on the lower plane of test platform A, underneath hinges is fixed on the basis of testing table, four compensation that vertical actuator C provides the vertical support of test platform A and provides platform to move in the gyration process; Central shaft and located lateral assembly D are by in the T-shaped T shape mounting groove that is bolted to basic platform III, top connects with test platform A by locating shaft e simultaneously, realize the located lateral of testing table, test platform A decontrols at longitudinal direction simultaneously, and the longitudinal degress of feedom is unfettered.
Described vertical actuator B, vertical actuator C are the electrohydraulic servo system of this testing table, described two vertical actuator B form, the lower hinge point of each actuator is fixed on the testing table basis by fastening bolt, upper hinge point carries out bolt by bolt with revolving dial a longitudinal terminal surface and is connected, two vertical actuator support for the gyroscopic characteristics testing table provides longitudinally, simultaneously two staggered stretching motions of vertical actuator have realized that the testing table wraparound turns the gyration at center, its angle of revolution can reach ± and 8 °; Four vertical actuator C prop up test platform A, its upper end hinge is bolted to connection on the lower plane of test platform A, underneath hinges is fixed on the basis of testing table, four compensation that vertical actuator C provides the vertical support of test platform A and provides platform to move in the gyration process.
Described test platform A mainly is comprised of clamp system assembly c and twilight orbit assembly d backstop assembly b, wheel revolving dial a, wheel.
Consult Fig. 3-4, described revolving dial a is rectangular structure, weldment, upper surface has several T shape mounting grooves, for wheel provides mounting platform to backstop assembly b, wheel to clamp system assembly c and twilight orbit assembly d, simultaneously offering of T shape mounting groove adapted to disalignment apart from the detection of the vehicle of, gauge, and revolving dial a is the load carrier of whole testing table, is the important composition that the vehicle circle test is completed; Its lower surface has the threaded hole of a center pit and eight circumferential arrangement, is used for the installation with central shaft and located lateral assembly D central shaft e.
Consult Fig. 5-6, described to take turns backstop assembly b be quadruplet, and structure is identical, and its installation site is about the Central Symmetry of revolving dial a, and be fixed in T shape mounting groove on revolving dial a by tommyhead bolt, realizes the backstop action that wheel is right during test.Both all be comprised of catch 1, wheel track 2 and catch cushion block 3, the lower end bearing of described catch 1 is bolted on catch cushion block 3, and the fillet of upper end block partly withstands on the right tread of wheel, provides wheel to thrust power longitudinally; Described wheel track 2 carries the track of bogie by in two grooves that are bolted to catch cushion block 3 surfaces so that the test fashionable dress to be provided; Described catch cushion block 3 is bolted in the T shape mounting groove on revolving dial a for structure hollow, that section is " work " font, the longitudinal register of upper set four the catch winding machine bogies of revolving dial a.
Consult Fig. 7-8, it is described that to take turns clamp system assembly c be quadruplet, structure is identical, its installation site is about the Central Symmetry of revolving dial a, and be bolted in the installation threaded hole of revolving dial a upper surface setting, the capable of regulating wheel is right with the wheel that adapts to different wheelspans to the fixed position of clamp system simultaneously.Both form clamping bearing 6 by " L " shape wedge 4, bearing track bar 5 and wheel, the described wheel is bolted in the T shape mounting groove of revolving dial a clamping bearing 6, bearing track bar 5 is bolted clamping bearing 6 with wheel, after tested vehicle is parked on bearing track bar 5, being pressed into wheel to 7 lateral surfaces and taking turns clamping between bearing 6 " L " shape wedge 4, wheel is clamped realizing horizontal location, and the friction force effect between the three simultaneously is to taking turns vertical and the certain constraining force of vertical generation.
Consult Fig. 9, described twilight orbit assembly d mainly is comprised of twilight orbit 8 and track briquetting 9, described twilight orbit 8 is the standard form rail, be fixedly mounted on revolving dial a by several piece track briquetting 9, for guiding to testing table smoothly, tested vehicle provides condition, and with the upper plane coplanar installation of wheel to the bearing track bar 5 in clamp system assembly c, realize stably bogie being pushed into testing table above the track at the two ends of twilight orbit 8; Described track briquetting 9 is fixedly mounted on by tommyhead bolt in the T shape mounting groove of revolving dial a, compresses twilight orbit 8.
Consult Figure 10-15, described central shaft and located lateral assembly D mainly are comprised of central shaft e and locating device f, and described central shaft e namely becomes one by the little axle of one end and being connected of bolt realization and revolving dial a; The other end of described central shaft and located lateral assembly D is fixed on basic platform III by tommyhead bolt via location square pier 11, and the vertical anchorage force of revolving dial a is provided.
Described central shaft e is step structure, and one end axle is thinner, the locating shaft when installing with revolving dial a, and will be fixedly connected with revolving dial a near the ring flange of thin axle head by bolt; The axle head that the other end is thicker is the revolving shaft of testing table, and the center of rotation when providing testing table to do gyration is installed with slide block 14 coaxial lines in locating device f.
Described locating device f mainly is comprised of lateral confinement device 10 and location square pier 11.
Described lateral confinement device 10 mainly is comprised of located lateral baffle plate 12, slide block backstop 13 and slide block 14, and described located lateral baffle plate 12 is two covers, and structure is identical, carries out bolt with location square pier 11 and is connected, and the lateral confinement of slide block 14 is provided; Described slide block backstop 13 is bolted on the two ends of located lateral baffle plate 12, slide block 14 coordinates in the passage that is arranged on two cover located lateral baffle plates 12 compositions, this structure is being laterally fixed constraint, the longitudinal direction degree of freedom is decontroled, and prevents from causing two vertical actuator of testing table to same direction push-and-pull, revolving shaft to be cut off because of the control imbalance of electrohydraulic servo system; Described slide block 14 is rectangular structure, and the centre has through hole, for revolving dial a provides horizontal constraining force and the center of rotation of gyration.
Consult Figure 16, be the principle of work schematic diagram of rail vehicle truck gyroscopic characteristics test macro of the present invention.The coordinate system of model testing table, take the direction of motion of travelling of train as X-axis, the transverse movement direction is Y-axis, vertical direction is Z axis.In Figure 16, the vertical anchorage force when four vertical actuator of test platform provide vehicle to get on the bus; Two vertical actuator crisscross motions, phase differential is 180 °, and adopts displacement to control to actuator, realizes the gyration of test platform, can simulate different speeds of gyration, realizes that air spring loses gas, normal barometric pressure and overcharges circle test under state.Test can be completed the mensuration of bogie gyroscopic characteristics under car load completion state, and can realize the gyroscopic characteristics measurement under bogie completion, simulation car weight state.
Before test, the gyroscopic characteristics of rail vehicle truck gyroscopic characteristics test macro of the present invention itself is demarcated, with the gyroscopic characteristics of confirmed test platform itself and the relation of angle of revolution, namely obtain the gyroscopic characteristics curve of test platform; In test process, by the acting force of continuous two the vertical actuator of record of data acquisition system (DAS) actuator feedback when the gyration and the size of displacement numerical value, then carry out the data processing and obtain vehicle and the overall gyroscopic characteristics curve of test platform, do the poor gyroscopic characteristics curve that just obtains tested vehicle or bogie with the calibration curve of testing table, simultaneously also can determine the size of bogie steering resistance coefficient, and then vehicle is assessed.
Claims (6)
1. rail vehicle truck gyroscopic characteristics test macro, it is characterized in that: mainly formed by test platform, vertical actuator, vertical actuator, central shaft and located lateral assembly, it is characterized in that, described test platform is rectangular structure, vertically be connected with two vertical actuator, relying on the staggered flexible gyration of carrying out of two vertical actuator; Four vertical actuator support test platform, its upper end is fixedly connected on the lower plane of test platform, the bottom is fixed on the basis of test platform, four compensation that vertical actuator provides the vertical support of test platform and provides test platform to move in the gyration process; Central shaft and located lateral assembly are fixed on basic platform, and top is connected with test platform by locating shaft, realize the located lateral of test platform.
2. rail vehicle truck gyroscopic characteristics test macro according to claim 1, it is characterized in that: described test platform is mainly by revolving dial, wheel is to the backstop assembly, wheel forms clamp system assembly and twilight orbit assembly, described revolving dial is rectangular structure, weldment, upper surface is processed with several T shape mounting grooves, for taking turns the backstop assembly, wheel provides mounting platform to clamp system assembly and twilight orbit assembly, offering of T shape mounting groove adapted to the disalignment distance simultaneously, the detection of the vehicle of gauge, and revolving dial is the load carrier of whole testing table, it is the important composition that the vehicle circle test is completed, its lower surface has the threaded hole of a center pit and 8 circumferential arrangement, is used for the installation with central shaft and located lateral assembly central shaft,
It is described that to take turns the backstop assembly be quadruplet, structure is identical, and its installation site is about the Central Symmetry of revolving dial, and be fixed in T shape mounting groove on revolving dial by tommyhead bolt, realize the backstop action that wheel is right during test, both form by catch, wheel track and catch cushion block, the lower end bearing of described catch is fixed on the catch cushion block, the fillet of upper end block partly withstands on the right tread of wheel, provides wheel to thrust power longitudinally; Described wheel track is fixed in the groove on catch cushion block surface, carries the track of bogie so that the test fashionable dress to be provided; Described catch cushion block is structure hollow, that section is " work " font, is fixed in the T shape mounting groove on revolving dial the longitudinal register of four set catch winding machine bogies on revolving dial;
it is described that to take turns the clamp system assembly be quadruplet, structure is identical, its installation site is about the Central Symmetry of revolving dial, and be fixed in the installation threaded hole of revolving dial upper surface setting, the capable of regulating wheel is right with the wheel that adapts to different wheelspans to the fixed position of clamp system simultaneously, both by " L " shape wedge, bearing track bar and wheel form clamping bearing, the described wheel is fixed in the T shape mounting groove of revolving dial clamping bearing, the bearing track bar is bolted clamping bearing with wheel, after tested vehicle is parked on the bearing track bar, " L " shape wedge is pressed into wheel to lateral surface and takes turns clamping between bearing, wheel is clamped realizing horizontal location, friction force effect between the three simultaneously is to taking turns vertically reaching the certain constraining force of vertical generation,
Described twilight orbit assembly mainly is comprised of twilight orbit and track briquetting, described twilight orbit is the standard rail, be fixedly mounted on revolving dial by several piece track briquetting, for guiding to testing table smoothly, tested vehicle provides condition, and with the upper plane coplanar installation of wheel to the bearing track bar in the clamp system assembly, realize stably bogie being pushed into testing table above the track at the two ends of twilight orbit; Described track briquetting is fixedly mounted in the T shape mounting groove of revolving dial, compresses twilight orbit.
3. rail vehicle truck gyroscopic characteristics test macro according to claim 1, it is characterized in that: described vertical actuator, vertical actuator is the electrohydraulic servo system of this testing table, described two vertical actuator, the lower ball pivot point of each actuator is fixed on the test platform basis by fastening bolt, upper ball pivot point is connected with the revolving dial longitudinal terminal surface by bolt, two vertical actuator support for the gyroscopic characteristics test platform provides longitudinally, two staggered stretching motions of vertical actuator have realized that the test platform wraparound turns the gyration at center simultaneously, its angle of revolution is ± 8 °, four vertical actuator are propped up test platform, its upper end ball pivot is fixedly connected on the lower plane of test platform, the bottom ball pivot is fixed on the basis of test platform, four compensation that vertical actuator provides the vertical support of test platform and provides test platform to move in the gyration process.
4. rail vehicle truck gyroscopic characteristics test macro according to claim 1, it is characterized in that: described central shaft and located lateral assembly mainly are comprised of central shaft and locating device, described central shaft namely becomes one by the little axle of one end and being connected of bolt realization and revolving dial; The other end of described central shaft and located lateral assembly is fixed on basic platform by tommyhead bolt via the location square pier, and the vertical anchorage force of revolving dial is provided.
5. rail vehicle truck gyroscopic characteristics test macro according to claim 4, it is characterized in that: described central shaft is step structure, one end axle is thin axle, locating shaft when installing with revolving dial, and will be fixedly connected with revolving dial near the ring flange of thin axle head by bolt; The axle head of the thick axle of the other end is the revolving shaft of test platform, and the center of rotation when providing test platform to do gyration is installed with the slide block coaxial line in locating device.
6. rail vehicle truck gyroscopic characteristics test macro according to claim 4, it is characterized in that: described locating device mainly is comprised of lateral confinement device and location square pier, described lateral confinement device mainly is comprised of located lateral baffle plate, slide block backstop and slide block, described located lateral baffle plate is two covers, structure is identical, carry out bolt with the location square pier and be connected, the lateral confinement of slide block is provided; Described slide block backstop is fixed on the two ends of located lateral baffle plate, slide block coordinates in the passage that is arranged on two cover located lateral baffle plates compositions, this structure is being laterally fixed constraint, the longitudinal direction degree of freedom is decontroled, and prevents from causing two vertical actuator of test platform to same direction push-and-pull, revolving shaft to be cut off because of the control imbalance of electrohydraulic servo system; Described slide block is rectangular structure, and the centre has through hole, for revolving dial provides horizontal constraining force and the center of rotation of gyration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220632364 CN203275101U (en) | 2012-11-27 | 2012-11-27 | Rotation characteristic test system for rail vehicle bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220632364 CN203275101U (en) | 2012-11-27 | 2012-11-27 | Rotation characteristic test system for rail vehicle bogie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203275101U true CN203275101U (en) | 2013-11-06 |
Family
ID=49505482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220632364 Withdrawn - After Issue CN203275101U (en) | 2012-11-27 | 2012-11-27 | Rotation characteristic test system for rail vehicle bogie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203275101U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018057A (en) * | 2012-11-27 | 2013-04-03 | 长春轨道客车股份有限公司 | Rotation characteristic test system for rail vehicle bogie |
| WO2015180477A1 (en) * | 2014-05-30 | 2015-12-03 | 长春轨道客车股份有限公司 | Test system and test method for natural vibration frequency of bogie of track vehicle |
| CN107588949A (en) * | 2017-09-23 | 2018-01-16 | 吉林大学 | The double short axles of EMUs cam exciting swing earthing or grounding means testing stand |
| CN108083160A (en) * | 2017-11-08 | 2018-05-29 | 朱亮敏 | A kind of Unpowered wheel that carries is to the fixed roller machine for stopping wheel, push wheel device |
-
2012
- 2012-11-27 CN CN 201220632364 patent/CN203275101U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018057A (en) * | 2012-11-27 | 2013-04-03 | 长春轨道客车股份有限公司 | Rotation characteristic test system for rail vehicle bogie |
| CN103018057B (en) * | 2012-11-27 | 2015-04-29 | 长春轨道客车股份有限公司 | Rotation characteristic test system for rail vehicle bogie |
| WO2015180477A1 (en) * | 2014-05-30 | 2015-12-03 | 长春轨道客车股份有限公司 | Test system and test method for natural vibration frequency of bogie of track vehicle |
| CN107588949A (en) * | 2017-09-23 | 2018-01-16 | 吉林大学 | The double short axles of EMUs cam exciting swing earthing or grounding means testing stand |
| CN108083160A (en) * | 2017-11-08 | 2018-05-29 | 朱亮敏 | A kind of Unpowered wheel that carries is to the fixed roller machine for stopping wheel, push wheel device |
| CN108083160B (en) * | 2017-11-08 | 2019-08-02 | 朱亮敏 | It is a kind of with Unpowered wheel to it is fixed stop wheel, push wheel device roller machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103018057B (en) | Rotation characteristic test system for rail vehicle bogie | |
| CN101886982B (en) | Multifunctional vehicle dynamics dynamical characteristic test bed with loading device | |
| CN203275101U (en) | Rotation characteristic test system for rail vehicle bogie | |
| CN205898448U (en) | Line gear transmission test bench | |
| CN202582909U (en) | Automobile steering system parameter measurement test bench | |
| CN105403386A (en) | Rotor experiment table with centering adjustment and detection functions | |
| CN105424523B (en) | EMU axle head grounding device wear test platform | |
| CN202329507U (en) | Phase angle detection device of universal transmission shaft | |
| CN101832865A (en) | Association model testing device capable of adjusting wheel orientation angle and side slip distance | |
| CN202793661U (en) | Bogie rotational resistance moment test bench | |
| CN201436575U (en) | Multi-dimensional force sensor based suspension characteristic testbed | |
| CN101413794B (en) | Motor vehicle wheel steering angle tester with loading device | |
| CN105425148A (en) | Integrated testing stand for linear motors | |
| CN102901643B (en) | Bogie steering resistance moment measurement test bench | |
| CN201075002Y (en) | Detecting platform for assembling cross-bracing steering frame | |
| CN201673054U (en) | Adjustable wheel orientation angle and sideslip tensor associated model test unit | |
| CN103344445B (en) | Detecting platform of medium-low speed magnetic levitation line feed unit | |
| CN205246465U (en) | High -speed EMUs axle head earthing device wear test platform | |
| CN102829906B (en) | Rotary and transverse positioning device for bogie rotational resistance moment test table | |
| CN103148989B (en) | The axial wobble device of joint tighness commissioning device | |
| CN206095516U (en) | Wheel pair calibration test bench vertical loading system | |
| CN202770645U (en) | Steering and transverse positioning apparatus used for bogie steering resistance moment testboard | |
| CN201436576U (en) | Multi-dimensional force sensor based dual-suspension characteristic testbed | |
| CN103630324A (en) | High-speed rail vehicle pantograph wind tunnel testing device | |
| CN201335687Y (en) | Motor vehicle wheel steering angle testing instrument with loading device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131106 Effective date of abandoning: 20150429 |