CN206095516U - Wheel pair calibration test bench vertical loading system - Google Patents
Wheel pair calibration test bench vertical loading system Download PDFInfo
- Publication number
- CN206095516U CN206095516U CN201621059680.5U CN201621059680U CN206095516U CN 206095516 U CN206095516 U CN 206095516U CN 201621059680 U CN201621059680 U CN 201621059680U CN 206095516 U CN206095516 U CN 206095516U
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- wheel
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- base plate
- loading
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Abstract
The utility model provides a wheel pair calibration test bench vertical loading system, includes wheel pair fixing system and loading system, axle head fixing device holds the hydro -cylinder tightly and passes through guide bar connection axle head fixing device as being implemented spacing midbody to demarcating the wheel pair, realizes wheel holding tightly the bearing, loading system is markd the one -level bottom plate lateral shifting mechanism of the different gauges of wheel pair including the adaptation, guarantee vertical loading hydro -cylinder and the second grade bottom plate vertical movement mechanism of wheel center align at vertical centering, guarantee vertical loading hydro -cylinder and the tertiary bottom plate lateral shifting mechanism of wheel pair at horizontal centering, guarantee the wheel rail contact point and the co -linear loading rail lateral shifting mechanism of vertical loading hydro -cylinder of different tread wheel pairs, lie in round vertical loading hydro -cylinder of rail below and draw pressure sensor to take turns effort between the rail by accurate analog loading, and convenient for operation, the precision is higher, improvement instrumented wheelset that can be great marks the precision.
Description
Technical field
This utility model is related to a kind of rail vehicle calibration test platform for force-measuring wheel set, and in particular to one kind wheel is to rating test
The Plumb load system of platform.
Background technology
With the development trend of rail vehicle high-speed overload, the security performance of vehicle operation receives higher and higher concern.
Instrumented wheelset is the core sensor part in rail vehicle dynamics experimental study, and the safety for directly concerning vehicle operation is surveyed
Examination, the quality of its performance directly affects the assessment result of tested object, and calibration test platform for force-measuring wheel set is that demarcation instrumented wheelset is defeated
Go out characteristic, inspection instrumented wheelset property indices, ensure wheel rail force certainty of measurement key equipment.
The calibration process of instrumented wheelset needs simulation to apply vertical force between wheel track.The vertical loading device peace of existing testing stand
Dress wheel is to directly over the correspondence position of shaft end, the loading by the mobile realization of vertical oil cylinder to wheel to shaft end, force transducer is installed
On vertical oil cylinder, and wheel tread is acted on rail, and indirect analog applies wheel track intermolecular forces.Due to the loading position of power
With between wheel track application point not point-blank, so must wheel to two ends load simultaneously, therefore the force value for loading can only
Ensure the accuracy in shaft end position, it is impossible to ensure vertical force and the concordance for loading force value between wheel track, reliability is relatively low.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of wheel to Calibrating experimental bench Plumb load system, passes through
Plumb load system directly applies vertical force between wheel track, it is only necessary to adjust the horizontal and vertical position of wheel track catch cropping point, and
All adjusted by servomotor and laser displacement sensor, easy to operate, precision is higher, can greatly improve instrumented wheelset mark
Determine precision.
To solve above-mentioned technical problem, this utility model provides one kind and takes turns to Calibrating experimental bench Plumb load system, including
Wheel is to fixed system and loading system, it is characterised in that：Wheel includes the axle being made up of upper holding block, lower holding block to fixed system
End fixing device, holding oil cylinder, upper holding block and lower holding block are connected by bolt axle, and end fixing device is used as to being calibrated
Take turns to implementing spacing intermediate, hold oil cylinder tightly and end fixing device is connected by guide post, realize the holding to wheel set bearing；
Loading system includes that wheel is laterally oily to governor motion, three-level to limited support, one-level transverse rails distance regulating mechanism, two grades of longitudinal direction wheels
The horizontal wheel track governor motion of cylinder governor motion, level Four, one-level transverse rails distance regulating mechanism includes base, one-level guide rail, one-level silk
Thick stick, one-level base plate, one-level motor, one-level base plate is arranged on base by one-level guide rail and one-level leading screw, and by one-level electricity
Machine realizes transverse shifting；Two grades of base plate longitudinal moving mechanisms include two grades of guide rails, two grades of leading screws, two grades of base plates, two grades of motors, two
Level base plate is installed on one-level base plate by two grades of guide rails and two grades of leading screws and is realized vertically moving by two grades of motors；Three-level is horizontal
Include three-level guide rail, three-level lead screw, three-level base plate, three-level motor to oil cylinder governor motion, three-level base plate by three-level guide rail and
Three-level lead screw is arranged on two grades of base plates and by three-level motor and realizes transverse shifting, and vertical oil cylinder is provided with three-level base plate,
Vertical cylinder sensor joint connects pull pressure sensor；The horizontal wheel track governor motion of level Four include level Four guide rail, level Four leading screw,
Level Four base plate, four-stage motor, level Four base plate is fixed in pull pressure sensor, and loading rail passes through level Four guide rail, level Four leading screw
Transverse shifting is realized on level Four base plate and by four-stage motor.
The beneficial effects of the utility model：The transverse shifting of one-level base plate be suitable for being calibrated take turns to different gauges, two
The vertically moving of level base plate can ensure Plumb load oil cylinder and Lun Dui centers in longitudinal direction in, the transverse shifting of three-level base plate can
Ensure that Plumb load oil cylinder can ensure the wheel track of different tread wheels pair with wheel to in, loading the transverse shifting of rail horizontal
Contact point is conllinear with Plumb load oil cylinder, and the Plumb load oil cylinder and pull pressure sensor below wheel track can accurately be simulated and added
Carry wheel track intermolecular forces, end fixing device can ensure to be calibrated take turns to fixation, and ensure to take turns to axial location it is constant,
It is easy to the longitudinal centering of Plumb load, easy to operate, precision is higher, instrumented wheelset stated accuracy can be greatly improved.
Description of the drawings
Fig. 1 is Plumb load system structure diagram described in the utility model；
Fig. 2 is wheel described in the utility model to fixed system structural representation；
Fig. 3 is loading system main structure diagram described in the utility model；
Fig. 4 is loading system overlooking the structure diagram described in the utility model.
Specific embodiment
With reference to Fig. 1, this utility model includes wheel to fixed system 1 and loading system 2.
With reference to Fig. 2, described wheel fixed system is mainly included carrying door frame 101, lower holding block 102, guide post 103,
Bolt axle 104, upper holding block 105, holding oil cylinder 106.Carry the lower end of door frame 101 to install by lower holding block 102, upper holding block
The end fixing device of 105 compositions, is connected by bolt axle 104, as taking turns to implementing spacing intermediate to being calibrated, is held tightly
Oil cylinder 106 connects end fixing device by guide post 103, realizes the holding to wheel set bearing.
With reference to Fig. 3, Fig. 4, described loading system includes one-level motor 201, base 202, one-level guide rail 203, one-level bottom
Plate 204, three-level guide rail 205, vertical oil cylinder 206, vertical cylinder sensor joint 207, pull pressure sensor 208, level Four base plate
209th, wheel is to limited support 210, loading rail 211, three-level base plate 212, two grades of base plates 213, one-level leading screws 214, three-level lead screw
215th, level Four leading screw 216,217, two grades of level Four guide rail, 218, two grades of motor, 219, two grades of guide rails 220 of leading screw, four-stage motor 221,
Three-level motor 222.Described one-level base plate 204 is arranged on base 202 and is led to by one-level guide rail 203 and one-level leading screw 214
Cross one-level motor 201 can transverse shifting, two grades of base plates 213 are installed on one-level base plate by two grades of guide rails 220 and two grades of leading screws 219
On 204 and longitudinally movable by two grades of motors 218, three-level base plate 212 is installed by three-level guide rail 205 and three-level lead screw 215
On two grades of base plates 213 and by three-level motor 222 can transverse shifting, vertical oil cylinder 206 is fixed on three-level base plate 212, is led to
The vertical connection of cylinder sensor joint 207 pull pressure sensor 208 is crossed, level Four base plate 209 is fixed on pull pressure sensor 208
On, loading rail 211 is arranged on level Four base plate 209 and passes through four-stage motor 221 by level Four guide rail 217, level Four leading screw 216
Can transverse shifting.
During test, first pass through one-level motor and drive one-level leading screw and then drive one-level base plate along one-level guide rail transverse shifting,
Adjustment be calibrated take turns to gauge, then pass through two grades of motors and drive two grades of leading screws and then drive two grades of base plates vertical along two grades of guide rails
To movement, Plumb load oil cylinder and Lun Dui centers are adjusted in longitudinal direction in, then drive three-level lead screw to enter by three-level motor
And three-level base plate is driven along three-level guide rail transverse shifting, adjust Plumb load oil cylinder and Lun Dui centers horizontal in, finally
Level Four leading screw is driven by four-stage motor and then loading rail is driven along level Four guide rail transverse shifting, adjustment wheel to Wheel Rail Contact
Point is conllinear with Plumb load oil cylinder.Plumb load oil cylinder and pull pressure sensor below wheel track can accurate simulation loading wheel
Rail intermolecular forces, end fixing device can ensure to be calibrated take turns to fixation, and ensure to take turns to axial location it is constant, be easy to
The longitudinal centering of Plumb load, easy to operate, precision is higher, can greatly improve instrumented wheelset stated accuracy.
Claims (1)
1. a kind of wheel is to Calibrating experimental bench Plumb load system, including wheel is to fixed system and loading system, it is characterised in that：Wheel
Include the end fixing device being made up of upper holding block, lower holding block to fixed system, hold oil cylinder, upper holding block and lower holding tightly
Block is connected by bolt axle, and end fixing device holds oil cylinder tightly by leading as taking turns to implementing spacing intermediate to being calibrated
Connect end fixing device to bar, realize the holding to wheel set bearing；Loading system includes wheel to limited support, one-level transverse rails
Distance regulating mechanism, two grades of longitudinal direction wheels to governor motion, the horizontal oil cylinder governor motion of three-level, the horizontal wheel track governor motion of level Four, one
Level transverse rails distance regulating mechanism includes base, one-level guide rail, one-level leading screw, one-level base plate, one-level motor, and one-level base plate passes through one
Level guide rail and one-level leading screw are arranged on base, and realize transverse shifting by one-level motor；Two grades of base plate longitudinal moving mechanisms
Including two grades of guide rails, two grades of leading screws, two grades of base plates, two grades of motors, two grades of base plates are installed on by two grades of guide rails and two grades of leading screws
Realize vertically moving on one-level base plate and by two grades of motors；The horizontal oil cylinder governor motion of three-level includes three-level guide rail, three-level silk
Thick stick, three-level base plate, three-level motor, three-level base plate is arranged on two grades of base plates and passes through three-level by three-level guide rail and three-level lead screw
Motor realizes transverse shifting, and vertical oil cylinder is provided with three-level base plate, and vertical cylinder sensor joint connects pull pressure sensor；
The horizontal wheel track governor motion of level Four includes level Four guide rail, level Four leading screw, level Four base plate, four-stage motor, and level Four base plate is fixed on drawing
On pressure transducer, loading rail is arranged on level Four base plate by level Four guide rail, level Four leading screw and is realized by four-stage motor
Transverse shifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621059680.5U CN206095516U (en) | 2016-09-18 | 2016-09-18 | Wheel pair calibration test bench vertical loading system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621059680.5U CN206095516U (en) | 2016-09-18 | 2016-09-18 | Wheel pair calibration test bench vertical loading system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206095516U true CN206095516U (en) | 2017-04-12 |
Family
ID=58479011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621059680.5U Expired - Fee Related CN206095516U (en) | 2016-09-18 | 2016-09-18 | Wheel pair calibration test bench vertical loading system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206095516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370346A (en) * | 2016-09-18 | 2017-02-01 | 中车长春轨道客车股份有限公司 | Wheel set calibration testing stand vertical loading system |
| CN114166510A (en) * | 2021-10-20 | 2022-03-11 | 中国航发四川燃气涡轮研究院 | Measuring device for transverse rigidity of force measuring assembly |
-
2016
- 2016-09-18 CN CN201621059680.5U patent/CN206095516U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370346A (en) * | 2016-09-18 | 2017-02-01 | 中车长春轨道客车股份有限公司 | Wheel set calibration testing stand vertical loading system |
| CN114166510A (en) * | 2021-10-20 | 2022-03-11 | 中国航发四川燃气涡轮研究院 | Measuring device for transverse rigidity of force measuring assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 |