CN205384217U - A high stability test equipment for taking turns rail adheres attribute testing - Google Patents
A high stability test equipment for taking turns rail adheres attribute testing Download PDFInfo
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- CN205384217U CN205384217U CN201620183130.8U CN201620183130U CN205384217U CN 205384217 U CN205384217 U CN 205384217U CN 201620183130 U CN201620183130 U CN 201620183130U CN 205384217 U CN205384217 U CN 205384217U
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- base
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- test equipment
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- guide rail
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Abstract
The utility model relates to a machine turning mold plans testing equipment technical field, especially relates to a high stability test equipment for taking turns rail adheres attribute testing, the on -line screen storage device comprises a base, be provided with on the base first motor and with the first derailleur that first motor is connected, be provided with the guide rail mimic panel who is used for analog guide rail on the rotation output shaft of first derailleur, still be provided with upright seat on the base, be provided with the simulated vehicle wheel who is used for the simulating locomotive wheel on the upright seat, stand still be provided with on the seat with the second derailleur that simulated vehicle wheel connects, the second derailleur is connected with the second motor, the base is connected with the rag bolt who sets up on the ground in advance, be provided with a plurality of archs on the bottom surface of base. During the erection equipment, in the recess on the protruding embedding ground, screw up rag bolt again, no matter equipment can both obtain reliably fixing in vertical direction or in level side, has improved test equipment's the steadiness and the accuracy nature of experimental data.
Description
Technical field
This utility model relates to locomotive simulated test facility technical field, particularly relates to a kind of high stability test equipment for the test of wheel track adhesive properties.
Background technology
Along with economic fast development, China railways especially high-speed railway enters Rapid development stage.High-speed railway has surmounted the technology category of conventional railway, is the system engineering of comprehensive strong, a multidisciplinary composition.The High-speed Wheel/Rail relations problems of high-speed railway directly influences the aspects such as the performance of locomotive traction power, wheel track surface damage, locomotive operation stability, locomotive brake, is one of the key technology of high-speed railway.
Practice have shown that, according to existing knowledge, be also difficult to only according to theory to assess High-speed Wheel/Rail system structure and performance, be in general required for carrying out substantial amounts of experimental study, to obtain reliable test data in order to Instructing manufacture design.Although circuit service test has higher reliability, but its expense is big, the persistent period is long, and the impact of normal railway operation is big, is also difficult to control to utilization condition simultaneously.Simulation laboratory test can control utilization condition, it is possible to the factor of many complexity is studied respectively, thus obtaining comparatively accurate, detailed test data.
But, along with going deep into further of research, inventors herein have recognized that, in current simulation laboratory test equipment, still there is also deficiency, had a strong impact on the degree of accuracy of test data.nullIn current simulated test facility，Wheel track adhesive properties testing equipment is one of them capital equipment，It is mainly used in the adhesive properties between simulation locomotive wheel and guide rail，Simulating wheel and guide rail mimic panel are the parts of its core the most，Each autorotation is driven by motor both it，Simulate in locomotive actual moving process with this，Adhesive properties between wheel and guide rail，In process of the test，Simulating wheel and guide rail mimic panel high-speed rotation，Problem due to each parts accuracy of manufacture，In process of the test，Testing equipment more or less all can shake，In order to reduce the adverse effect that this vibrations bring，Current usual means are to be fixed by foundation bolt by testing equipment，Although this fixed form is comparatively firm，But，Increase along with test number (TN) at any time，It is susceptible between equipment and foundation bolt loosen，And then affect test data；On the other hand, speed-raising along with railway, it is desirable to the velocity of rotation of simulating wheel and guide rail mimic panel also further improves, the stability requirement of testing equipment is also more and more higher, what employing this mode of foundation bolt carried out at present is fixing, has been difficult to ensure the reliability that equipment is fixing again.
Utility model content
The purpose of this utility model is that, in current locomotive simulated test facility technical field, testing equipment steadiness is poor, causes the problem that experimental data degree of accuracy is not high, it is provided that a kind of high stability test equipment for the test of wheel track adhesive properties.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of high stability test equipment for the test of wheel track adhesive properties, including base, described base is provided with the first motor and the first variator being connected with described first motor, the rotary output axis of described first variator is provided with the guide rail mimic panel for simulating guide rail, described base is additionally provided with stand, described stand is provided with the simulating wheel for simulating locomotive wheel, described stand is additionally provided with the second variator being connected with described simulating wheel, described second variator is connected to the second motor, described base is connected with the foundation bolt being set in advance on ground, the bottom surface of described base is provided with some projections.
In the such scheme of the application, the bottom surface of base arranges some projections, before equipment is installed, on ground, first dig out the groove matched with projection, when equipment is installed, in the protruding groove embedded on ground, tighten foundation bolt again, make no matter equipment is in the vertical direction or can both reliably be fixed in level side, and then improve the steadiness of test equipment, improve the accuracy of experimental data.
As preferably, described projection is for having angular sharp protrusion.Projection is set to has angular sharp protrusion, in tightening foundation bolt process, projection can further squeeze groove top layer so that it is in deeper of embedding groove, and also decrease the gap between projection and groove, further strengthen the bonding strength between base and ground.
As preferably, described projection is the strip that lower end is sharp-pointed, and each described projection successively side by side, makes the bottom surface indentation of described base.
As preferably, described projection is straight line strip, and the length direction of described projection is vertical with the rotational plane of described guide rail mimic panel.
As another preferred version of the application, described projection is curve strip, and each projection is parallel to each other.When projection is curve strip, ground all directions in the horizontal direction can both limit base reliably, so, further improve the steadiness of equipment.
As further preferably, the described base that described first motor is corresponding is provided with foundation bolt described at least two, the described base that described first variator is corresponding is provided with foundation bolt described at least two, the base that described stand is corresponding is provided with foundation bolt described at least four.
As further preferably, described stand has one for supporting the support platform of described second motor and the second variator, is provided with support between described support platform and base.
In such scheme, the second motor and the second variator are arranged on same support platform, are first facilitate the location and installation between the second motor and the second variator；And, time in working order, the second motor and variator can be mutually coordinated, so, it is also possible to improve the stability of equipment；And supporting, between platform and base, support is set, then improve the stability supporting platform, further improve the application and test the stability of equipment.
As preferably, described support welds respectively at described support platform and described base.
As preferably, being also associated with crossbeam between described support and described stand.
As preferably, described base is additionally provided with bearing, the rotary output axis being provided with bearing, described bearing and described first variator on described bearing is coaxially disposed, and the rotary output axis of described first variator is connected through described guide rail mimic panel with the inner ring of described bearing.
Inventors herein have recognized that, in traditional wheel track adhesive properties testing equipment, guide rail mimic panel is arranged on the rotary output axis of the first variator, and the rotary output axis of the first variator is unsettled setting, due to being relatively large in diameter of guide rail mimic panel, and weight is also extremely heavy, there is certain flexural deformation in the rotary output axis that more or less all can make the first variator, so, guide rail mimic panel is when rotating, there is a certain amount of play in inevitable in the vertical direction, and then affects the degree of accuracy of experimental data.So, in this application, base arranges bearing, the rotary output axis of the first variator is supported, reduce the deflection of the output shaft of the first variator, and then improve the stability that guide rail mimic panel rotates, improve the degree of accuracy of experimental data.
As preferably, being additionally provided with reinforcement between described bearing and described base.
As preferably, described reinforcement is plate-shaped, in the central axis of the rotary output axis of the reinforcement of tabular and described first variator is generally aligned in the same plane.
As preferably, described bearing being provided with a stepped hole, match with the macropore of described stepped hole in the outer ring of described bearing.Bearing is arranged in the macropore of stepped hole, make along the first variator rotary output axis axially, it is possible to bearing is spacing, also define the axial float of the first variator rotary output axis, further increase the stability that test equipment runs, improve the degree of accuracy of experimental data further.
As another preferred version of the application, described bearing being provided with blind hole, matches with the outer ring of described bearing in the outer ring of described bearing.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
The bottom surface of base arranges some projections, before equipment is installed, first on ground, dig out the groove matched with projection, during installation equipment, in the protruding groove embedded on ground, then tighten foundation bolt, make no matter equipment is in the vertical direction or can both reliably be fixed in level side, and then improve the steadiness of test equipment, improve the accuracy of experimental data；
Stand arranges bearing, the rotary output axis of the first variator is supported, reduce the deflection of the output shaft of the first variator, and then improve the stability that guide rail mimic panel rotates, improve the degree of accuracy of experimental data.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Partial structurtes schematic diagram when Fig. 2 is arrange stepped hole on bearing；
Partial structurtes schematic diagram when Fig. 3 is arrange blind hole on bearing,
In figure: 1, base；2, the first motor；3, the first variator；4, guide rail mimic panel；5, stand；6, simulating wheel；7, the second variator；8, the second motor；9, ground；10, foundation bolt；11, protruding；12, platform is supported；13, support；14, crossbeam；15, bearing；16, bearing；17, reinforcement.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
Embodiment 1, as Figure 1-3:
A kind of high stability test equipment for the test of wheel track adhesive properties, including base 1, described base 1 is provided with the first motor 2 and the first variator 3 being connected with described first motor 2, the rotary output axis of described first variator 3 is provided with the guide rail mimic panel 4 for simulating guide rail, described base 1 is additionally provided with stand 5, described stand 5 is provided with the simulating wheel 6 for simulating locomotive wheel, described stand 5 is additionally provided with the second variator 7 being connected with described simulating wheel 6, described second variator 7 is connected to the second motor 8, described base 1 is connected with the foundation bolt 10 being set in advance on ground 9, the bottom surface of described base 1 is provided with some protruding 11, described protruding 11 for having angular sharp protrusion 11.nullProjection 11 is set to has angular sharp protrusion 11，In tightening foundation bolt 10 process，Protruding 11 can further squeeze groove top layer，Make in its deeper of embedding groove，And also decrease the gap between protruding 11 and groove，Further strengthen the bonding strength between base 1 and ground 9，Described protruding 11 is the strip that lower end is sharp-pointed，Each is described protruding 11 successively side by side，Make the bottom surface indentation of described base 1，Described protruding 11 is straight line strip，The described length direction of protruding 11 is vertical with the rotational plane of described guide rail mimic panel 4，The described base 1 of described first motor 2 correspondence is provided with foundation bolt 10 described at least two，The described base 1 of described first variator 3 correspondence is provided with foundation bolt 10 described at least two，The base 1 of described stand 5 correspondence is provided with foundation bolt 10 described at least four，Described stand 5 has one for supporting the support platform 12 of described second motor 8 and the second variator 7，It is provided with support 13 between described support platform 12 and base 1，Described support 13 welds respectively at described support platform 12 and described base 1，It is also associated with crossbeam 14 between described support 13 and described stand 5.
In the above-described embodiments, the bottom surface of base 1 arranges some protruding 11, before equipment is installed, first digging out on ground 9 and protruding 11 grooves matched, when installing equipment, protruding 11 embed in the groove on ground 9, tighten foundation bolt 10 again, make no matter equipment is in the vertical direction or can both reliably be fixed in level side, and then improve the steadiness of test equipment, improve the accuracy of experimental data.
In such scheme, the second motor 8 and the second variator 7 are arranged on same support platform 12, are first facilitate the location and installation between the second motor 8 and the second variator 7；And, time in working order, the second motor 8 and the second variator 7 can be mutually coordinated, so, it is also possible to improve the stability of equipment；And supporting, between platform 12 and base 1, support 13 is set, then improve the stability supporting platform 12, further improve the application and test the stability of equipment.
Another organization plan of the present embodiment, described protruding 11 is curve strip, and each projection 11 is parallel to each other.When protruding 11 is curve strip, ground 9 all directions in the horizontal direction can both limit base 1 reliably, so, further improve the steadiness of equipment.
Embodiment 2, as Figure 1-3:
As described in Example 1 for the high stability test equipment of wheel track adhesive properties test, described base 1 is additionally provided with bearing 15, described bearing 15 is provided with bearing 16, the rotary output axis of described bearing 16 and described first variator 3 is coaxially disposed, the rotary output axis of described first variator 3 is connected through described guide rail mimic panel 4 with the inner ring of described bearing 16, it is additionally provided with reinforcement 17 between described bearing 15 and described base 1, described reinforcement 17 is plate-shaped, in the reinforcement 17 of tabular is generally aligned in the same plane with the central axis of the rotary output axis of described first variator 3, described bearing 15 is provided with a stepped hole, match with the macropore of described stepped hole in the outer ring of described bearing 16.
In the present embodiment, base 1 arranges bearing 15, the rotary output axis of the first variator 3 is supported, reduce the deflection of the output shaft of the first variator 3, and then improve the stability that guide rail mimic panel 4 rotates, improve the degree of accuracy of experimental data；Bearing 16 is arranged in the macropore of stepped hole, make along the first variator 3 rotary output axis axially, can be spacing to bearing 16, also the axial float of the first variator 3 rotary output axis is defined, further increase the stability that test equipment runs, improve the degree of accuracy of experimental data further.
As the another kind of organization plan of the present embodiment, described bearing 15 being provided with blind hole, matches with described blind hole in the outer ring of described bearing 16.
All any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention.
Claims (10)
1. the high stability test equipment for the test of wheel track adhesive properties, it is characterized in that: include base, described base is provided with the first motor and the first variator being connected with described first motor, the rotary output axis of described first variator is provided with the guide rail mimic panel for simulating guide rail, described base is additionally provided with stand, described stand is provided with the simulating wheel for simulating locomotive wheel, described stand is additionally provided with the second variator being connected with described simulating wheel, described second variator is connected to the second motor, described base is connected with the foundation bolt being set in advance on ground, the bottom surface of described base is provided with some projections.
2. test equipment as claimed in claim 1, it is characterised in that: described projection is for having angular sharp protrusion.
3. test equipment as claimed in claim 2, it is characterised in that: described projection is the strip that lower end is sharp-pointed, and each described projection successively side by side, makes the bottom surface indentation of described base.
4. test equipment as claimed in claim 3, it is characterised in that: described projection is straight line strip, and the length direction of described projection is vertical with the rotational plane of described guide rail mimic panel.
5. test equipment as claimed in claim 3, it is characterised in that: described projection is curve strip, and each projection is parallel to each other.
6. the test equipment as described in claim 4 or 5 any one, it is characterized in that: the described base that described first motor is corresponding is provided with foundation bolt described at least two, the described base that described first variator is corresponding is provided with foundation bolt described at least two, the base that described stand is corresponding is provided with foundation bolt described at least four.
7. test equipment as claimed in claim 6, it is characterised in that: described stand has one for supporting the support platform of described second motor and the second variator, is provided with support between described support platform and base.
8. test equipment as claimed in claim 7, it is characterised in that: described support welds respectively at described support platform and described base.
9. test equipment as claimed in claim 8, it is characterised in that: it is also associated with crossbeam between described support and described stand.
10. test equipment as claimed in claim 9, it is characterized in that: described base is additionally provided with bearing, described bearing is provided with bearing, the rotary output axis of described bearing and described first variator is coaxially disposed, and the rotary output axis of described first variator is connected through described guide rail mimic panel with the inner ring of described bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620183130.8U CN205384217U (en) | 2016-03-10 | 2016-03-10 | A high stability test equipment for taking turns rail adheres attribute testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620183130.8U CN205384217U (en) | 2016-03-10 | 2016-03-10 | A high stability test equipment for taking turns rail adheres attribute testing |
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| Publication Number | Publication Date |
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| CN205384217U true CN205384217U (en) | 2016-07-13 |
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| CN201620183130.8U Expired - Fee Related CN205384217U (en) | 2016-03-10 | 2016-03-10 | A high stability test equipment for taking turns rail adheres attribute testing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314944A (en) * | 2017-05-27 | 2017-11-03 | 西南交通大学 | A kind of wheel-rail friction fatigue test device and its experimental method |
| CN110987697A (en) * | 2019-11-15 | 2020-04-10 | 华东交通大学 | Double-drive stepless speed regulation wheel rail rolling contact fatigue test device and method |
-
2016
- 2016-03-10 CN CN201620183130.8U patent/CN205384217U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314944A (en) * | 2017-05-27 | 2017-11-03 | 西南交通大学 | A kind of wheel-rail friction fatigue test device and its experimental method |
| CN110987697A (en) * | 2019-11-15 | 2020-04-10 | 华东交通大学 | Double-drive stepless speed regulation wheel rail rolling contact fatigue test device and method |
| CN110987697B (en) * | 2019-11-15 | 2022-03-15 | 华东交通大学 | Double-drive stepless speed regulation wheel rail rolling contact fatigue test device and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20170310 |
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| CF01 | Termination of patent right due to non-payment of annual fee |