CN102706571A - Vehicle test device - Google Patents
Vehicle test device Download PDFInfo
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- CN102706571A CN102706571A CN2012102080707A CN201210208070A CN102706571A CN 102706571 A CN102706571 A CN 102706571A CN 2012102080707 A CN2012102080707 A CN 2012102080707A CN 201210208070 A CN201210208070 A CN 201210208070A CN 102706571 A CN102706571 A CN 102706571A
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- test
- supporting seat
- car body
- weighing
- vehicle test
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Abstract
The invention provides a vehicle test device. The vehicle test device comprises a test platform, wherein a groove is formed in the middle of the test platform; a support seat is arranged in the groove, and a weighing device is mounted on the support seat; and a force loading device for loading a force on a vehicle body placed on the weighing device is further arranged on the test platform. According to the invention, as the weighing device is additionally mounted in the test platform, the weighing test of the vehicle can be completed while a strength test is conducted on the vehicle, accordingly the test cost is lowered and the test efficiency is improved.
Description
Technical field
The present invention relates to a kind of railroad car performance test apparatus, relate in particular to a kind of vehicle test device of weighing that has concurrently with strength test.
Background technology
As everyone knows, along with the develop rapidly of railway technology, transportation by railroad is just fast-developing towards the direction of high speed, heavy duty.But, inevitably make the vibration of train operation aggravate along with the lifting of train speed and the increasing of load-carrying.So, the working environment of each parts worsens more on the train, and the structural strength problem that is exposed to bogie, wheel shaft and car body etc. increases gradually, and especially after the desired light in structure of bullet train quantizes, the structural strength problem will be more outstanding.If the structural strength of train goes wrong, can cause the major accident of the railway system, cause serious consequence difficult to the appraisal.
For the structural strength that guarantees train body satisfies the needs that use; People adopt the car body testing table that train body is carried out test of static strength and the test of intensity torture test equal strength usually; But common car body testing table only possesses the function that car body is made a strength test, and its test function is single; In the time of for example need carrying out experiment of weighing, special experiment of weighing platform need be set also, so increase the buying expenses of testing equipment, also cause the waste of testing equipment simultaneously car body.
Summary of the invention
The object of the present invention is to provide a kind of vehicle test device, the car body testing table only possesses the function that car body is made a strength test and the problem of the function singleness that exists in the prior art in order to solve.
The present invention provides a kind of vehicle test device, comprising: test platform, and the middle part of said test platform offers groove; Be provided with supporting seat in the said groove, on the said supporting seat weighing device be installed; The car body that also is provided with on the said test platform being placed on the said weighing device carries out the force loading device that power loads.
The quantity of said supporting seat is two, and the longitudinal direction of two said car bodies in said supporting seat edge is arranged in the said groove.
Said supporting seat is slidingly mounted in the said groove through some first guide rails.
The quantity of said first guide rail is three, and equally spaced being arranged in parallel in the said groove.
Said weighing device is slidingly arranged in the top of said supporting seat.
Be provided with four separate said weighing devices on two said supporting seats, and four said weighing devices both lateral sides on the top that is arranged on said supporting seat of symmetry in twos.
Said weighing device comprises track and LOAD CELLS, and the basal sliding of said LOAD CELLS is arranged on the top of said supporting seat, and the top of said LOAD CELLS is installed with said track.
Said force loading device comprises vertical charger, horizontal charger and vertical loading device;
Said vertical charger is arranged on the two ends of said test platform along said car body longitudinal direction;
Said test platform is provided with workbench along the two ends of the horizontal direction of said car body, on two said workbenches sway brace is installed all, and said horizontal charger all is installed on two said sway braces;
Between two said sway braces crossbeam is installed, said vertical loading device is installed on the said crossbeam.
Said vertical charger, horizontal charger and vertical loading device are fluid pressure drive device.
Said workbench is slidingly arranged on the said test platform through second guide rail.
Vehicle test device provided by the invention through in test platform, installing weighing device additional, when having realized making a strength test to vehicle, can be accomplished the experiment of weighing of vehicle again, thereby reduces experimentation cost, has improved test efficiency.
Description of drawings
The front view of the vehicle test device that Fig. 1 provides for the embodiment of the invention;
Fig. 2 be among Fig. 1 A-A to cut-open view.
Description of reference numerals:
The 1-test platform; The 2-groove; The 3-supporting seat; The 4-weighing device;
The 5-car body; 6-first guide rail; The 7-track; The 8-LOAD CELLS;
The vertical charger of 9-; The horizontal charger of 10-; The 11-vertical loading device; The 12-workbench;
The 13-sway brace; The 14-crossbeam; 15-second guide rail.
Embodiment
The front view of the vehicle test device that Fig. 1 provides for the embodiment of the invention; Fig. 2 be among Fig. 1 A-A to cut-open view.
As depicted in figs. 1 and 2, the vehicle test device that present embodiment provides comprises: test platform 1 offers groove 2 at the middle part of test platform 1; And in groove 2, be provided with supporting seat 3, weighing device 4 is installed on the supporting seat 3; The car body 5 that also is provided with on the test platform 1 being placed on the said weighing device 4 simultaneously carries out the force loading device that power loads.The vehicle test device that present embodiment provides can simultaneously, can carry out strength test to car body 5 through force loading device through the test of weighing of 4 pairs of car bodies 5 of weighing device, thereby on a testing table, can carry out intensity and weigh test.
In the present embodiment; The quantity of above-mentioned supporting seat 3 can be two; And the longitudinal direction of the car body 5 of two supporting seat 3 edge test usefulness is arranged in the groove 2, promptly before and after the longitudinal direction of car body 5, is arranged in the groove 2, so; It is more steady that the car body 5 of feasible test usefulness is placed on two supporting seats 3, is beneficial to the enforcement of follow-up test.
In the present embodiment, two above-mentioned supporting seats 3 all are slidingly mounted in the groove 2 through three first guide rails 6 that are arranged in groove 2 bottoms, and three the first guide rail 6 equally spaced parallel bottoms that are arranged in groove 2, and first guide rail 6 is preferably T type guide rail; So; Make two supporting seats 3 all in groove 2, realize along the longitudinal direction slip of the car body 5 of test usefulness; Thereby the length between truck centers of having realized the car body 5 that supporting seat 3 can be used according to different tests carries out corresponding adjusting; Better fit the placement of the car body 5 used of different tests, can comprise the test of the car body 5 of bogie, also can carry out the test of independent car body 5; Make the vehicle test device not be subject to the length of the car body 5 of test usefulness, improved the scope of the subjects of vehicle test device.
Adopt the carriage of three first guide rails 6 that equidistantly, are arranged in parallel as two supporting seats 3; Make two supporting seats 3 when sliding; Can guarantee relative steadily; And make the pressure of car body 5 of the test usefulness that two supporting seats 3 are suffered, better decompose and be applied on the bottom of groove 2, thereby make that the result of experiment of weighing is more accurate.
In the present embodiment, on two above-mentioned supporting seats 3 weighing device 4 is installed all, concrete; Four separate weighing devices 4 are installed on each supporting seat 3; And these four weighing devices 4 are the both lateral sides on the top that is arranged on supporting seat 3 of symmetry in twos, promptly the upper lateral of each supporting seat 3 each side be provided with two weighing devices 4, be used for four wheels of the wheels on the corresponding car body 5; Further; These four weighing devices 4 all are slidingly arranged in the top of supporting seat 3, and on the top of supporting seat 3 can along the car body 5 of test usefulness vertically and horizontal direction slide, when weighing device 4 on the top of supporting seat 3 when the horizontal direction of car body 5 slides; Can realize regulating according to the gauge of the car body 5 of testing usefulness; Make an experiment so that satisfy the car body 5 of different gauges, when weighing device 4 on the top of supporting seat 3 when the longitudinal direction of car body 5 slides, can realize regulating according to the wheelbase between the position of wheel of the car body 5 of test usefulness; Make an experiment so that satisfy the car body 5 of different position of wheels wheelbase, thereby improved the scope of the subjects of vehicle test device.
In the present embodiment; Each above-mentioned weighing device 4 includes a LOAD CELLS 8 and a track 7; The basal sliding of LOAD CELLS 8 is arranged on the top of supporting seat 3; The top of LOAD CELLS 8 is installed with a track 7, and this track 7 is used to place the car body 5 of test usefulness, and has well guaranteed the stability that car body 5 is placed.
In the present embodiment, the car body 5 that also is provided with on the above-mentioned test platform 1 being placed on the weighing device 4 carries out the force loading device that power loads, and wherein force loading device comprises: vertical charger 9, horizontal charger 10 and vertical loading device 11.
In the present embodiment, above-mentioned vertical charger 9 is arranged on the two ends of test platform 1 along car body 5 longitudinal directions; Test platform 1 is provided with on 12, two workbenches 12 of workbench along the both sides of the horizontal direction of car body 5 sway brace 13 all is installed, and said horizontal charger 10 all is installed on two sway braces 13; And crossbeam 14 is installed between two sway braces 13, and on crossbeam 14, vertical loading device 11 is installed; So, make the vehicle test device combine vertical, horizontal and vertical dynamic load, the further perfect test function of vehicle test device.
In the present embodiment, above-mentioned vertical charger 9, horizontal charger 10 and vertical loading device 11 are fluid pressure drive device, and preferred, fluid pressure drive device adopts hydraulic actuator;
In the present embodiment; Two above-mentioned workbenches 12 all are slidingly arranged on the test platform 1 through second guide rail 15; Preferred second guide rail 15 adopts T type guide rail; Thereby make workbench 12 to realize sliding, thereby the different parts of the car body 5 of test usefulness is carried out horizontal and vertical dynamic load at the longitudinal direction of the car body 5 of test platform 1 upper edge test usefulness.
For ease of present embodiment is had a better understanding, describe in the face of the concrete course of work of present embodiment down.
During test, comprise the steps:
The length between truck centers of the car body 5 that the first step, confirmed test are used (being the horizontal range of two center lines of first axle and last root axle of car body), gauge (being the distance in position of wheel, the left and right sides) and wheelbase (i.e. the distance of homonymy two-wheeled interdigit in the wheels);
In second step, spacing, gauge and wheelbase according to vehicle 5 adjust accordingly the vehicle test device, are specially:
1, two supporting seats 3 of slip on three first guide rails 6 make the distance between two supporting seats 3 satisfy the length between truck centers of the car body 5 of test usefulness;
2,, make the distance between the weighing device 4 of the left and right sides satisfy the gauge of the car body 5 of test usefulness at the weighing device 4 of the slip left and right sides, the top of supporting seat 3;
3,, make the distance between the weighing device 4 of homonymy satisfy the wheelbase of the car body 5 of test usefulness at the weighing device 4 of the top of supporting seat 3 slip homonymy.
Concrete; The length of the car body 5 that the satiable maximum test of present embodiment vehicle test device is used is 26000mm; The width of the car body 5 that maximum test is used is 4000mm, and the gauge of the car body 5 that test is used is 1000mm-1676mm, and the length between truck centers of the car body 5 that test is used is 5000mm-19000mm.
The 3rd step; The car body 5 of test usefulness is transported on two supporting seats 3; And each the wheel correspondence that guarantees car body 5 is placed on the track 7 of a weighing device 4; Accomplishing experiment of weighing, and the result of experiment of weighing can adopt the data of eight weighing devices 4 to export respectively, also can adopt the data of eight weighing devices 4 together to export;
In the 4th step, vertical charger 9 is connected to vertical two ends of car body 5, thereby realizes vertical load test;
In the 5th step, two workbenches 12 that on second guide rail 15, slide are to horizontal or vertical loading position;
In the 6th step, horizontal charger 10 is connected to the both lateral sides of car body 5, thereby realizes horizontal load test;
The 7th step; Vertical loading device 11 is connected to the bottom of car body 5, thereby realizes vertical load test, wherein; When vertical loading device 11 contacts with the bottom of car body 5; Top-down loading can be realized, when vertical loading device 11 is fixedly connected with the bottom of car body 5, loading from bottom to top can be realized car body 5 to car body 5.
In the present embodiment, when accomplishing above-mentioned test, experiment of weighing and strength test also can be carried out simultaneously, so that improve test efficiency.
In the present embodiment, it is 37 that above-mentioned vehicle test device maximum can load port number, and maximum vertically dynamic action load is 200t, and maximum vertically static action load is 500t.
Vehicle test device provided by the invention through in test platform, installing weighing device additional, when having realized making a strength test to vehicle, can be accomplished the experiment of weighing of vehicle again, thereby reduces experimentation cost; And experiment of weighing and strength test can be carried out simultaneously, thereby have improved test efficiency; Utilize slidably supporting seat and weighing device simultaneously, satisfied the needs that different car bodies are made an experiment, and then improved the scope of the subjects of vehicle test device.
What should explain at last is: above each embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although the present invention has been carried out detailed explanation with reference to aforementioned each embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (10)
1. a vehicle test device is characterized in that, comprising: test platform, and the middle part of said test platform offers groove; Be provided with supporting seat in the said groove, on the said supporting seat weighing device be installed; The car body that also is provided with on the said test platform being placed on the said weighing device carries out the force loading device that power loads.
2. vehicle test device according to claim 1 is characterized in that, the quantity of said supporting seat is two, and the longitudinal direction of two said car bodies in said supporting seat edge is arranged in the said groove.
3. vehicle test device according to claim 1 is characterized in that, said supporting seat is slidingly mounted in the said groove through some first guide rails.
4. vehicle test device according to claim 3 is characterized in that, the quantity of said first guide rail is three, and equally spaced being arranged in parallel in the said groove.
5. vehicle test device according to claim 1 is characterized in that said weighing device is slidingly arranged in the top of said supporting seat.
6. vehicle test device according to claim 2 is characterized in that, is provided with four separate said weighing devices on two said supporting seats, and four said weighing devices both lateral sides on the top that is arranged on said supporting seat of symmetry in twos.
7. according to the arbitrary described vehicle test device of claim 1-6; It is characterized in that; Said weighing device comprises track and LOAD CELLS, and the basal sliding of said LOAD CELLS is arranged on the top of said supporting seat, and the top of said LOAD CELLS is installed with said track.
8. vehicle test device according to claim 1 is characterized in that, said force loading device comprises vertical charger, horizontal charger and vertical loading device;
Said vertical charger is arranged on the two ends of said test platform along said car body longitudinal direction;
Said test platform is provided with workbench along the two ends of the horizontal direction of said car body, on two said workbenches sway brace is installed all, and said horizontal charger all is installed on two said sway braces;
Between two said sway braces crossbeam is installed, said vertical loading device is installed on the said crossbeam.
9. vehicle test device according to claim 8 is characterized in that, said vertical charger, horizontal charger and vertical loading device are fluid pressure drive device.
10. vehicle test device according to claim 8 is characterized in that said workbench is slidingly arranged on the said test platform through second guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210208070.7A CN102706571B (en) | 2012-06-21 | 2012-06-21 | Vehicle test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210208070.7A CN102706571B (en) | 2012-06-21 | 2012-06-21 | Vehicle test device |
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| Publication Number | Publication Date |
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| CN102706571A true CN102706571A (en) | 2012-10-03 |
| CN102706571B CN102706571B (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210208070.7A Active CN102706571B (en) | 2012-06-21 | 2012-06-21 | Vehicle test device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103698139A (en) * | 2013-12-03 | 2014-04-02 | 南车青岛四方机车车辆股份有限公司 | Testing method of railway vehicle flexibility coefficient |
| CN104215466A (en) * | 2014-09-22 | 2014-12-17 | 宋烨 | Train body chassis fatigue strength test bed and testing method |
| CN106446443A (en) * | 2016-10-12 | 2017-02-22 | 西南交通大学 | Identifying method and device for resonant frequency of track fastening system |
| CN107271205A (en) * | 2017-06-13 | 2017-10-20 | 中车齐齐哈尔车辆有限公司 | Rolling stock is delayed unloading the fatigue experimental device and fatigue test method of beam |
| CN107478447A (en) * | 2017-08-09 | 2017-12-15 | 南京中车浦镇城轨车辆有限责任公司 | Test device and method of a kind of rail traffic vehicles compartment to chassis active force |
| CN107817120A (en) * | 2017-10-23 | 2018-03-20 | 中车株洲电力机车有限公司 | A kind of vehicle static strength test device for simulating bogie shock loading |
| CN109141947A (en) * | 2018-10-29 | 2019-01-04 | 中车长春轨道客车股份有限公司 | A kind of vehicle static strength test laterally load fexible unit |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698139A (en) * | 2013-12-03 | 2014-04-02 | 南车青岛四方机车车辆股份有限公司 | Testing method of railway vehicle flexibility coefficient |
| CN104215466A (en) * | 2014-09-22 | 2014-12-17 | 宋烨 | Train body chassis fatigue strength test bed and testing method |
| CN104215466B (en) * | 2014-09-22 | 2018-02-06 | 中国铁路总公司 | A kind of test method of train body chassis fatigue strength |
| CN106446443A (en) * | 2016-10-12 | 2017-02-22 | 西南交通大学 | Identifying method and device for resonant frequency of track fastening system |
| CN106446443B (en) * | 2016-10-12 | 2020-03-17 | 西南交通大学 | Method and device for identifying resonant frequency of track fastener system |
| CN107271205A (en) * | 2017-06-13 | 2017-10-20 | 中车齐齐哈尔车辆有限公司 | Rolling stock is delayed unloading the fatigue experimental device and fatigue test method of beam |
| CN107271205B (en) * | 2017-06-13 | 2019-09-20 | 中车齐齐哈尔车辆有限公司 | Rolling stock is delayed unloading the fatigue experimental device and fatigue test method of beam |
| CN107478447A (en) * | 2017-08-09 | 2017-12-15 | 南京中车浦镇城轨车辆有限责任公司 | Test device and method of a kind of rail traffic vehicles compartment to chassis active force |
| CN107817120A (en) * | 2017-10-23 | 2018-03-20 | 中车株洲电力机车有限公司 | A kind of vehicle static strength test device for simulating bogie shock loading |
| CN109141947A (en) * | 2018-10-29 | 2019-01-04 | 中车长春轨道客车股份有限公司 | A kind of vehicle static strength test laterally load fexible unit |
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| CN102706571B (en) | 2015-03-18 |
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Inventor after: Sun Bangcheng Inventor after: Ma Jijun Inventor after: Tan Licheng Inventor after: Wang Guiguo Inventor after: Li Na Inventor after: Tian Xueyan Inventor after: Wu Pingbo Inventor after: Song Ye Inventor before: Ma Jijun Inventor before: Tan Licheng Inventor before: Wang Guiguo Inventor before: Li Na Inventor before: Tian Xueyan Inventor before: Wu Pingbo Inventor before: Song Ye |
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Free format text: CORRECT: INVENTOR; FROM: MA JIJUN TAN LICHENG WANG GUIGUO LI NA TIAN XUEYAN WU PINGBO SONG YE TO: SUN BANGCHENG MA JIJUN TAN LICHENG WANG GUIGUO LI NA TIAN XUEYAN WU PINGBO SONG YE |
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Address after: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Patentee after: CRRC TANGSHAN CO., LTD. Address before: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Patentee before: Tangshan Railway Carriage Co., Ltd. |