CN211626945U - Rail vehicle car end relation test bench - Google Patents
Rail vehicle car end relation test bench Download PDFInfo
- Publication number
- CN211626945U CN211626945U CN201921378297.XU CN201921378297U CN211626945U CN 211626945 U CN211626945 U CN 211626945U CN 201921378297 U CN201921378297 U CN 201921378297U CN 211626945 U CN211626945 U CN 211626945U
- Authority
- CN
- China
- Prior art keywords
- supporting seat
- force supporting
- fixed
- reaction force
- counter
- 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.)
- Active
Links
Images
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a rail vehicle car end relation test bench, include: the counter-force supporting seat comprises a front counter-force supporting seat and a rear counter-force supporting seat which are oppositely arranged; one end of the simulation carriage is fixedly connected with the rear counter-force supporting seat, and the other end of the simulation carriage is arranged opposite to the front counter-force supporting seat; one end of the calibration device is fixed on the end face of the other end of the simulation carriage, and the other end of the calibration device is arranged opposite to the front counter-force supporting seat; six degree of freedom simulation platforms, six degree of freedom simulation platforms include telescopic link, motion platform, six dimension force transducer and link, and telescopic link one end is fixed on preceding counter-force supporting seat through the connecting piece, and the other end passes through the connecting piece to be fixed on motion platform, and motion platform passes through the link to be fixed on the terminal surface of the calibrating device other end, and six dimension force transducer is fixed in on the telescopic link. The test bed is simple in structure, easy to operate and capable of achieving accurate calibration, and measuring result errors in a vehicle-end relation measuring test are small.
Description
Technical Field
The utility model relates to an electromechanical device technical field, more specifically the utility model relates to a rail vehicle car end relation test bench that says so.
Background
The train end relation test bed is characterized in that relative movement and rotation of each part when each train body of a train moves and passes through a curve are measured by simulating a test bed, so that parameters such as rigidity, damping and the like of a train end are measured according to the change of displacement and force of a measuring part, and accurate data are provided for train dynamics analysis. The vehicle end relation test comprises an interference verification test (simulating the running state of a train passing through a straight line, a curve and an S curve, and testing the mutual interference relation of each component arranged at the vehicle end), a functional test (coupler simulation coupling test, rotation test and through passage simulation swing test) and a research test (the rigidity and damping test of the vehicle end component, the dynamic rigidity and dynamic damping test of the vehicle end component and the fatigue test of the vehicle end component).
The existing vehicle-end relation test bed comprises a six-degree-of-freedom simulation bed, a counter-force supporting seat and the like, the six-degree-of-freedom simulation bed simulates the motion attitude in each degree of freedom in space through a telescopic rod arranged on the counter-force supporting seat, but the vehicle-end relation test bed is easy to generate large measurement errors in displacement corner tests due to the fact that the vehicle-end relation test bed relates to various components such as machinery, hydraulic pressure, electricity, control, a computer and a sensor, and therefore the accuracy of test results is low.
Therefore, it is an urgent need to solve the problem of the art to provide a railway vehicle end relation test bed which has a simple structure, is convenient to operate, can be accurately calibrated, and has small measurement error.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least, provide a simple structure, the operation of being convenient for, and can accurate calibration, rail vehicle car end relation test bench that measuring error is little.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rail vehicle end relationship test bed, comprising:
the counter-force supporting seat comprises a front counter-force supporting seat and a rear counter-force supporting seat, and the front counter-force supporting seat and the rear counter-force supporting seat are oppositely arranged;
one end of the simulation carriage is fixedly connected with the rear counter-force supporting seat, and the other end of the simulation carriage is arranged opposite to the front counter-force supporting seat;
one end of the calibration device is arranged on the end face of the other end of the simulation carriage and is fixedly connected with the simulation carriage, and the other end of the calibration device is arranged opposite to the front counter-force supporting seat;
the six-degree-of-freedom simulation platform comprises a telescopic rod, a motion platform, a six-dimensional force sensor and a connecting frame, one end of the telescopic rod is fixed on the front counter-force supporting seat through a connecting piece, the other end of the telescopic rod is fixed on the motion platform through a connecting piece, the motion platform is fixed on the end face of the other end of the calibration device through the connecting frame, and the six-dimensional force sensor is fixed on the telescopic rod and used for detecting original information data of the telescopic rod under six dimensions.
According to the technical scheme, compare with prior art scheme, the utility model discloses a rail vehicle car end relation test bench is connected with preceding counter-force supporting seat through the one end with six degrees of freedom simulation platforms, and the other end is connected with calibrating device to make this car end relation test bench can realize that automatic calibration and measuring deviation are less in the testing process, and then guaranteed measuring result's accuracy. The utility model discloses a rail vehicle car end relation test bench, simple structure not only, easily operation can realize accurate calibration moreover for the measuring result error is less among the car end relation measurement test.
Further, the front counter-force supporting seat is a fixed counter-force supporting seat, the fixed counter-force supporting seat is fixed on the foundation, the rear counter-force supporting seat is a movable counter-force supporting seat, and the rear counter-force supporting seat is connected with the iron floor in a sliding mode.
The technical scheme has the beneficial effects that the test bench can perform interference verification test, functional test and research test, and further obtain accurate measurement values.
Furthermore, the calibration device comprises a front end transition plate, a through passage and a rear end transition plate, the front end transition plate is fixed at one end of the through passage, the rear end transition plate is fixedly connected at the other end of the through passage, the rear end transition plate is fixed on the end face of the other end of the simulation carriage, and the motion platform is fixed on the end face of the front end transition plate through the connecting frame.
The beneficial effect that adopts above-mentioned technical scheme to produce is, can satisfy all parts on railcar, EMUs, railway passenger train vehicle car end and test, the state when simulation train passes through straight line, curve, the mutual interference relation etc. of each part of inspection installation in the car end.
Further, the cross section of the motion platform is one of rectangular or circular.
The test bed has the advantages that the test bed is simple in structure and convenient to operate.
Furthermore, the telescopic link has the multiunit, multiunit the telescopic link is evenly arranged on preceding counter-force supporting seat.
Furthermore, three groups of telescopic rods are arranged, and the three groups of telescopic rods are uniformly arranged on the front counter-force supporting seat.
Furthermore, each group of the telescopic rods is provided with two telescopic rods, one end of each group of the two telescopic rods is fixed on the front counter-force supporting seat through the same connecting piece, and the other ends of any two adjacent groups of the two telescopic rods are fixed on the motion platform through the same connecting piece.
The technical scheme has the beneficial effects that the six telescopic rods can complete the motion of six degrees of freedom (x direction, y direction, z direction, x winding, y winding and z winding) in space, so that various space motion postures can be simulated.
Furthermore, six-dimensional force sensors are arranged on the six telescopic rods respectively and correspondingly.
The beneficial effect that adopts above-mentioned technical scheme to produce is that six-dimensional force transducer can detect out the motion gesture of six telescopic links in six degrees of freedom.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a railway vehicle end relation test bed provided by the present invention;
fig. 2 is a top view of a railway vehicle end relationship test bed provided by the present invention;
fig. 3 is a schematic structural diagram of a rear reaction support seat in a railway vehicle end relation test bed provided by the utility model.
Wherein: the simulation platform comprises a reaction supporting seat 1, a front reaction supporting seat 11, a rear reaction supporting seat 12, a simulation carriage 2, a calibration device 3, a front end transition plate 31, a through passage 32, a rear end transition plate 33, a 4-six-degree-of-freedom simulation platform, a 41-telescopic rod, a 42-motion platform, a 43-connecting frame and a 5-iron floor.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The utility model discloses a rail vehicle car end relation test bench, include:
the counter-force supporting seat comprises a counter-force supporting seat 1, wherein the counter-force supporting seat 1 comprises a front counter-force supporting seat 11 and a rear counter-force supporting seat 12, and the front counter-force supporting seat 11 and the rear counter-force supporting seat 12 are oppositely arranged;
one end of the simulation carriage 2 is fixedly connected with the rear counter-force supporting seat 12, and the other end of the simulation carriage 2 is arranged opposite to the front counter-force supporting seat 11;
one end of the calibrating device 3 is arranged on the end face of the other end of the simulation carriage 2 and is fixedly connected with the simulation carriage 2, and the other end of the calibrating device 3 is arranged opposite to the front counter-force supporting seat 11;
six degree of freedom simulation platforms 4, six degree of freedom simulation platforms 4 include telescopic link 41, motion platform 42, six-dimensional force transducer and link 43, and the connecting piece is fixed on preceding counter-force supporting seat 11 is passed through to telescopic link 41's one end, and the other end passes through the connecting piece to be fixed on motion platform 42, and motion platform 42 passes through link 43 to be fixed on the terminal surface of calibrating device 3 other end, and six-dimensional force transducer is fixed in on telescopic link 41 for detect telescopic link 41 original information data under six dimensions.
According to the utility model discloses an optional embodiment, preceding counter-force supporting seat 11 is fixed counter-force supporting seat, and fixed counter-force supporting seat is fixed on the ground, and back counter-force supporting seat 12 is portable counter-force supporting seat, and back counter-force supporting seat 12 and 5 sliding connection on iron floor to make this test bench can interfere verification test, functional test and research nature experiment, and then obtain accurate measuring value.
According to the utility model discloses an optional embodiment, calibrating device 3 includes that the cab apron 31 is crossed to the front end, run through 32 and rear end and cross cab apron 33, cab apron 31 is fixed in the one end of running through 32 is crossed to the front end, cab apron 33 fixed connection is crossed at the other end of running through 32 to the rear end, and the rear end crosses cab apron 33 and fixes on the terminal surface of the simulation carriage 2 other end, motion platform 42 passes through link 43 and fixes on the terminal surface of cab apron 31 is crossed to the front end, thereby can satisfy railcar, EMUs, all parts on the passenger train car end are tested, the simulation train passes through the straight line, state when the curve, the mutual interference relation etc. of each part at the car end are installed in the inspection.
According to an alternative embodiment of the present invention, the cross section of the motion platform 42 is rectangular, so that the test stand is simpler in structure and convenient to operate.
According to an optional embodiment of the present invention, there are three groups of telescopic rods 41, and the three groups of telescopic rods 41 are uniformly arranged on the front reaction force supporting seat 11; specifically, there are two telescopic rods 41 in each group, one end of each of the two telescopic rods 41 in each group is fixed on the front reaction force supporting seat 11 by the same connecting member, and the other end of any two adjacent telescopic rods 41 in any two adjacent groups is fixed on the moving platform 42 by the same connecting member; the six telescopic rods can complete the motion of six degrees of freedom (x direction, y direction, z direction, around x, around y and around z) in space, so that various space motion postures can be simulated.
According to the utility model discloses an optional embodiment, six-dimensional force transducer has six, and six-dimensional force transducer correspond respectively and locate six telescopic link 41 on to can detect out the motion gesture of six telescopic links in six degrees of freedom.
The utility model discloses a rail vehicle car end relation test bench, through the one end with six degrees of freedom simulation platforms and preceding counter-force supporting seat connection, the other end is connected with calibrating device to make this car end relation test bench can realize that automatic calibration and measuring deviation is less in the test procedure, and then guaranteed measuring result's accuracy. The utility model discloses a rail vehicle car end relation test bench, simple structure not only, easily operation can realize accurate calibration moreover for the measuring result error is less among the car end relation measurement test.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. A rail vehicle end relationship test stand, comprising:
the reaction force supporting seat (1), the reaction force supporting seat (1) comprises a front reaction force supporting seat (11) and a rear reaction force supporting seat (12), the front reaction force supporting seat (11) and the rear reaction force supporting seat (12) are oppositely arranged, the front reaction force supporting seat (11) is a fixed reaction force supporting seat, the fixed reaction force supporting seat is fixed on a foundation, the rear reaction force supporting seat (12) is a movable reaction force supporting seat, and the rear reaction force supporting seat (12) is in sliding connection with the iron floor (5);
one end of the simulation carriage (2) is fixedly connected with the rear counter-force supporting seat (12), and the other end of the simulation carriage is arranged opposite to the front counter-force supporting seat (11);
the calibration device (3) comprises a front end transition plate (31), a through passage (32) and a rear end transition plate (33), the front end transition plate (31) is fixed at one end of the through passage (32) and is arranged opposite to the front reaction force supporting seat (11), the rear end transition plate (33) is fixedly connected at the other end of the through passage (32), and the rear end transition plate (33) is fixed on the end surface of the other end of the simulation carriage (2);
six degree of freedom simulation platforms (4), six degree of freedom simulation platforms (4) include telescopic link (41), motion platform (42), six-dimensional force transducer and link (43), the one end of telescopic link (41) is passed through the connecting piece and is fixed on preceding counter-force supporting seat (11), and the other end passes through the connecting piece and fixes on motion platform (42), motion platform (42) pass through link (43) are fixed on the terminal surface of cab apron (31) is crossed to the front end, six-dimensional force transducer is fixed in on telescopic link (41), be used for detecting original information data of telescopic link (41) under six dimensions.
2. A rail vehicle end relationship test bed according to claim 1, wherein the cross-section of the moving platform (42) is one of rectangular or circular.
3. A rail vehicle end relationship test stand according to claim 1, wherein there are a plurality of sets of said telescopic rods (41), said sets of telescopic rods (41) being arranged uniformly on said front reaction support (11).
4. A rail vehicle end relationship test bench as claimed in claim 3, characterized in that there are three sets of said telescopic rods (41), and three sets of said telescopic rods (41) are uniformly arranged on said front reaction force support base (11).
5. A rail vehicle end relationship test bed according to claim 3 or 4, characterized in that there are two of said telescopic rods (41) in each set, one end of two of said telescopic rods (41) in each set being fixed to said front reaction force support base (11) by the same connecting member, and the other end of two adjacent telescopic rods (41) in any two adjacent sets being fixed to said moving platform (42) by the same connecting member.
6. The railway vehicle end relation test bed as claimed in claim 5, wherein six-dimensional force sensors are provided, and the six-dimensional force sensors are respectively correspondingly provided on the six telescopic rods (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921378297.XU CN211626945U (en) | 2019-08-23 | 2019-08-23 | Rail vehicle car end relation test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921378297.XU CN211626945U (en) | 2019-08-23 | 2019-08-23 | Rail vehicle car end relation test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211626945U true CN211626945U (en) | 2020-10-02 |
Family
ID=72616597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921378297.XU Active CN211626945U (en) | 2019-08-23 | 2019-08-23 | Rail vehicle car end relation test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211626945U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444417A (en) * | 2020-11-12 | 2021-03-05 | 杭州中车车辆有限公司 | Jumper wire test system and jumper wire simulation test tool |
| CN113670718A (en) * | 2021-08-09 | 2021-11-19 | 南京中车浦镇城轨车辆有限责任公司 | Locomotive cable joint mechanics and life test device |
-
2019
- 2019-08-23 CN CN201921378297.XU patent/CN211626945U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444417A (en) * | 2020-11-12 | 2021-03-05 | 杭州中车车辆有限公司 | Jumper wire test system and jumper wire simulation test tool |
| CN112444417B (en) * | 2020-11-12 | 2023-01-31 | 杭州中车车辆有限公司 | Jumper wire test system and jumper wire simulation test tool |
| CN113670718A (en) * | 2021-08-09 | 2021-11-19 | 南京中车浦镇城轨车辆有限责任公司 | Locomotive cable joint mechanics and life test device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103616157B (en) | The quiet calibration system of wind-tunnel balance body axle system and method | |
| CN101865783B (en) | Bogie performance parameter combined test stand of rail vehicle | |
| CN109532937B (en) | Vehicle-mounted subway limit detection method and detection system thereof | |
| CN211626945U (en) | Rail vehicle car end relation test bench | |
| CN104006979A (en) | Bogie hanging system parameter testing device and method | |
| CN101419118A (en) | Support reaction type wind tunnel balance body axis system static calibration method | |
| CN103411504B (en) | Location measurement device | |
| CN205482775U (en) | Thickness measurement device based on two amesdials | |
| CN105784266B (en) | six-component force online calibration method for docking mechanism test system | |
| CN107192562B (en) | Quick positioning and diagnosis test device for abnormal sound fault of shock absorber | |
| CN106251745A (en) | A kind of multi-functional rigid frame experimental model and experimental technique | |
| CN207366366U (en) | Skirt board of high-speed rail aerodynamic loading fatigue experimental device | |
| CN107588892B (en) | Instrument board assembly mass centroid measuring system and measuring method | |
| CN110186746B (en) | Structure test loading device and test method for keeping lateral direction and axial direction vertical | |
| CN103954260A (en) | Automobile radiator detecting device | |
| CN105628280A (en) | Integrated transmission device strain gage force measurement supporting seat for armored vehicle | |
| CN105675723A (en) | Method for obtaining surface contact rigidity based on system characteristic frequency, and detection apparatus thereof | |
| CN219640916U (en) | Core sample size measuring instrument | |
| CN201081757Y (en) | Integrated tester for power assembly parameters | |
| CN205449367U (en) | Testbed measures rack | |
| CN101373129A (en) | Method and device for measuring pore diameter | |
| CN201075002Y (en) | Detecting platform for assembling cross-bracing steering frame | |
| CN103822748A (en) | Six-component sensor of suspension K&C test bed | |
| KR101988605B1 (en) | Test apparatus of characteristic of wheel dynamometer | |
| CN115790969A (en) | Calibration mechanism and calibration method for force measuring platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |