CN117419936A - Rolling test bed for bogie of steel wheel suspension type monorail train - Google Patents
Rolling test bed for bogie of steel wheel suspension type monorail train Download PDFInfo
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- CN117419936A CN117419936A CN202311387964.1A CN202311387964A CN117419936A CN 117419936 A CN117419936 A CN 117419936A CN 202311387964 A CN202311387964 A CN 202311387964A CN 117419936 A CN117419936 A CN 117419936A
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- 239000000725 suspension Substances 0.000 title claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 34
- 239000010959 steel Substances 0.000 title claims abstract description 34
- 238000005096 rolling process Methods 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 45
- 230000000712 assembly Effects 0.000 claims abstract description 21
- 238000000429 assembly Methods 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims description 30
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 239000003381 stabilizer Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000005284 excitation Effects 0.000 description 4
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to the field of suspension type monorail trains, and particularly discloses a steel wheel suspension type monorail train bogie rolling test bed which comprises a box beam for positioning a test bogie and a plurality of running wheel driving assemblies which are arranged on the box beam and used for driving running wheels of the test bogie to rotate, wherein the box beam is provided with a plurality of driving wheels which are arranged on the box beam: each running wheel driving assembly comprises a driving wheel I, a wheel seat, a first wheel shaft and a second wheel shaft, wherein the driving wheel I is used for being in contact with and in friction transmission with a running wheel of a test bogie, the wheel seat is used for positioning the driving wheel I, one end of the first wheel shaft penetrates through the wheel seat and is fixed in a shaft hole of the driving wheel I, the other end of the first wheel shaft coaxially extends into the second wheel shaft and can axially move and be locked, and the first wheel shaft and the second wheel shaft synchronously rotate in a locking state; one end of the second wheel shaft, which is far away from the driving wheel I, is a power input end; the wheel seat can move and position along the axial direction of the first wheel shaft. The invention can be adjusted according to different wheel tracks of the bogie to be tested, improves the universality and is beneficial to reducing the test cost.
Description
Technical Field
The invention relates to the field of suspended monorail trains, in particular to a steel wheel suspended monorail train bogie rolling test bed.
Background
The suspended monorail train is one of the traffic transportation modes of the forefront guard at present, and has the advantages of high space utilization rate and strong adaptability, and meanwhile, the suspended monorail train has better safety and riding comfort. The bogie is a main component of the suspended monorail train; in the prior art, CN210653077U discloses a suspended monorail vehicle bogie using steel wheels, which comprises a bogie frame, a plurality of guide wheel assemblies, a plurality of travelling wheel assemblies, an auxiliary steering assembly and a pantograph assembly, wherein the plurality of guide wheel assemblies are arranged at the top angle and the bottom angle of the bogie frame, the pantograph assembly is arranged in the middle of the bogie frame, the plurality of travelling wheel assemblies are arranged on the bogie frame and are positioned at two sides of the pantograph assembly, and the auxiliary steering assembly is arranged at the upper part of the bogie frame; the running wheels, the guide wheels and the steering wheels are all steel wheels, so that the strength and the wear resistance are better, and the integral strength of the bogie is enhanced.
At present, the domestic rolling test bed is relatively single, and the existing rolling test bed is mainly applicable to double-rail locomotives and straddle type monorail and is difficult to be applicable to steel wheel suspension type monorail vehicles; to this end, patent CN107515126a discloses a six-degree-of-freedom simulated loading test bed for a bogie of a monorail train, which is composed of a body constraint truss, a six-degree-of-freedom excitation test device and a test simulation body, wherein the six-degree-of-freedom excitation test device is composed of an excitation device, guide wheel driving devices No. 1 and No. 2, a running wheel driving device and a stabilizing wheel driving device, and the test simulation body and the test bogie are fixed together and are integrally located on the six-degree-of-freedom excitation test device, so that the running wheel, the stabilizing wheel and the guide wheel of the test bogie are in friction contact with the running wheel driving roller, the stabilizing wheel driving roller and the guide wheel driving roller respectively.
However, the steel wheel suspension type monorail train bogie is limited by specific conditions of construction sites, the distances (hereinafter referred to as wheel tracks) between adjacent running wheels of the same group of running wheel assemblies in the steel wheel suspension type monorail train bogie are different, the test bed cannot be adjusted according to the different wheel tracks of the bogie to be tested, the universality is insufficient, and the test cost is improved.
The above technical problems need to be solved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the steel wheel suspension type monorail train bogie rolling test bed which can be adjusted according to different wheel tracks of a bogie to be tested, improves the universality and is beneficial to reducing the test cost.
In order to achieve the above purpose, the invention provides a steel wheel suspension type monorail train bogie rolling test bed, which comprises a box beam for positioning a test bogie and a plurality of running wheel driving assemblies which are arranged on the box beam and are used for driving running wheels of the test bogie to rotate:
each running wheel driving assembly comprises a driving wheel I, a wheel seat, a first wheel shaft and a second wheel shaft, wherein the driving wheel I is used for being in contact with and in friction transmission with a running wheel of a test bogie, the wheel seat is used for positioning the driving wheel I, one end of the first wheel shaft penetrates through the wheel seat and is fixed in a shaft hole of the driving wheel I, the other end of the first wheel shaft coaxially extends into the second wheel shaft and can axially move and be locked, and the first wheel shaft and the second wheel shaft synchronously rotate in a locking state; one end of the second wheel shaft, which is far away from the driving wheel I, is a power input end; the wheel seat can move and position along the axial direction of the first wheel shaft.
As a further improvement to the technical scheme of the invention, the first wheel axle is of a solid shaft structure, and the outer surface of the first wheel axle is provided with a plurality of locking convex strips extending along the axial direction of the first wheel axle; the second wheel axle is provided with a hollow duct for the first wheel axle to penetrate, and the inner wall of the second wheel axle is provided with locking grooves corresponding to the locking convex strips.
As a further improvement to the technical scheme of the invention, the box girder comprises an upper flange plate, a lower flange plate arranged below the upper flange plate in parallel and a web plate arranged between the upper flange plate and the lower flange plate; an opening is formed in the lower flange plate, and the lower flange plate is divided into two running plates through the opening;
the wheel seat is slidably arranged on the running plate, a driving mechanism is arranged between the wheel seat and the radial plate on the same side, and the driving mechanism is used for driving the wheel seat to axially move and position along the first wheel shaft.
As a further improvement to the technical scheme of the invention, the driving mechanism comprises a hydraulic cylinder and a hydraulic rod matched with the hydraulic cylinder, the hydraulic cylinder is arranged on the radial plate, and one end of the hydraulic rod, which is far away from the hydraulic cylinder, is fixed on the wheel seat.
As a further improvement to the technical scheme of the invention, the running plate is provided with a positioning chute, and the bottom of the wheel seat is provided with a positioning slide block for sliding along the positioning chute.
As a further improvement to the technical scheme of the invention, the upper flange plate is provided with a driving motor and a plurality of upper driving shafts, and the output shaft of the driving motor is in transmission connection with the nearest upper driving shaft and the adjacent upper driving shafts through a first belt transmission mechanism; an upper bearing seat for supporting an upper driving shaft is arranged on the upper flange plate;
the two webs are provided with side driving shafts the same as the running wheel driving assemblies in number, and the webs are provided with side bearing seats for supporting the side driving shafts; the two ends of the upper driving shaft are in transmission connection with the side driving shafts through first gear transmission mechanisms, and the power input end of the second wheel shaft penetrates through the radial plate and is in transmission connection with the side driving shafts through second gear transmission mechanisms.
As a further improvement to the technical scheme of the invention, the box beam is also provided with a plurality of guide wheel driving assemblies for driving the guide wheels of the test bogie to rotate, a plurality of stabilizing wheel driving assemblies for driving the stabilizing wheels of the test bogie to rotate and a suspension assembly for suspending the test bogie.
As a further improvement of the technical scheme of the invention, each guide wheel driving assembly comprises a driving wheel II which is used for contacting with and friction-driving the guide wheel of the test bogie; a plurality of third wheel shafts fixed in the axle holes of the driving wheels II are arranged between the upper flange plate and the running plate, and the driving wheels II are in transmission connection with the side driving shafts through a second belt transmission mechanism.
As a further improvement of the solution of the invention, each of said stabilizer-wheel drive assemblies comprises a drive wheel iii for contact and friction transmission with the stabilizer wheel of the test bogie; the driving wheel III is arranged above the driving wheel II in parallel, and the third wheel shaft penetrates through the shaft hole of the driving wheel III.
As a further improvement to the technical scheme of the invention, the suspension assembly comprises a suspension groove fixed at the bottom of the upper flange plate, a pulley frame arranged in the suspension groove in a sliding manner and a lifting hook fixed on the pulley frame.
Compared with the prior art, the invention has the following beneficial technical effects:
according to the steel wheel suspension type monorail train bogie rolling test bed provided by the invention, the test bogie is positioned and placed on the box-shaped beam before test, so that each running wheel is correspondingly contacted with each driving wheel I; when the power input end of the second wheel axle is stressed to rotate, the driving system is started, the driving system drives the first wheel axle to synchronously rotate, the first wheel axle drives the driving wheel I to rotate, and the driving wheel I drives the running wheel to rotate through friction transmission, so that the running condition of a train is simulated, and parameters required by a test are acquired; when the wheel seat is moved along the axial direction of the first wheel shaft in the stop state, the first wheel shaft fixedly connected with the driving wheel I can also move along the axial direction of the second wheel shaft at the same time, and the combined shaft formed by the first wheel shaft and the second wheel shaft is matched to be integrally stretched or shortened so as to adapt to the movement of the wheel seat, so that the wheel seat can be adjusted according to different wheel tracks of the bogie to be tested, the universality of the test bed is improved, and the test cost is reduced.
Additional aspects of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view (with portions broken away) of the present invention;
FIG. 3 is a right side view (with partial cutaway) of the present invention;
FIG. 4 is a radial cross-sectional view of a first axle in accordance with the present invention;
fig. 5 is a radial cross-sectional view of a second axle in accordance with the present invention.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Embodiment one:
as shown in fig. 1 to 5: the embodiment provides a test bed, which is used for a rolling test of a steel wheel suspension type monorail train bogie (a running wheel, a guide wheel and a stabilizing wheel all adopt steel wheels), so that the test bed is the steel wheel suspension type monorail train bogie rolling test bed, and comprises a box beam 1 for positioning the test bogie and a plurality of running wheel driving components (particularly eight groups and arranged in a mode of 2 x 4) which are arranged on the box beam 1 and used for driving the running wheels of the test bogie to rotate.
Each running wheel driving assembly comprises a driving wheel I2 used for being in contact with and friction-driven with a running wheel of the test bogie, a wheel seat 3 used for positioning the driving wheel I2, a first wheel shaft 4 and a second wheel shaft 5, wherein one end of the first wheel shaft 4 penetrates the wheel seat 3 and is fixed in a shaft hole of the driving wheel I2, the other end coaxially stretches into the second wheel shaft 5 and can axially move and lock, and the first wheel shaft 4 and the second wheel shaft 5 synchronously rotate in a locking state; one end of the second wheel shaft 5, which is far away from the driving wheel I2, is a power input end; the wheel seat 3 is movable and positionable in the axial direction of the first wheel axle 4.
The outer edge of the driving wheel I2 can be fixed with a rubber ring so as to improve the friction transmission performance of the driving wheel I2; the wheel seat 3 can have various structures as long as the wheel seat can play a role of positioning the driving wheel I2; the kinematic positioning structure of the axle is well known to those skilled in the art and will not be described here in any greater detail; the second wheel axle 5 passes through the box girder 1.
Before the test, positioning and placing the test bogie on the box beam 1 so that each running wheel is correspondingly contacted with each driving wheel I2; when the power input end of the second wheel axle 5 is stressed to rotate, the driving system is started, the driving system drives the first wheel axle 4 to synchronously rotate, the first wheel axle 4 drives the driving wheel I2 to rotate, and the driving wheel I2 drives the running wheel to rotate through friction transmission, so that the running condition of a train is simulated, and parameters required by a test are acquired; when the wheel seat 3 is moved along the axial direction of the first wheel shaft 4 in the stop state, the first wheel shaft 4 fixedly connected with the driving wheel I2 also moves along the axial direction of the second wheel shaft 5, and the combined shaft formed by the first wheel shaft 4 and the second wheel shaft 5 is matched to be integrally stretched or shortened to adapt to the movement of the wheel seat 3, so that the adjustment can be carried out according to different wheel tracks of the bogie to be tested, the universality of the test bed is improved, and the test cost is reduced.
The first axle 4 and the second axle 5 may have various structures; as an example, in the present embodiment, the first axle 4 may have a solid axle structure, and the outer surface of the first axle 4 is provided with a plurality of locking ribs 4a extending along the axial direction thereof; the second axle 5 is provided with a hollow duct 5b for the first axle 4 to penetrate, and the inner wall of the second axle 5 is provided with locking grooves 5a corresponding to the locking convex strips 4 a.
The number of the locking convex strips 4a can be six, and the locking convex strips are uniformly distributed along the circumferential direction of the first wheel axle 4; the locking convex strip 4a and the first wheel axle 4 are integrally formed; the second wheel axle 5 may be of wholly or partially hollow construction; the outer diameter of the first wheel axle 4 can be the same as the aperture of the hollow duct 5 b; the number of the locking grooves 5a is the same as that of the locking convex strips 4a, and the positions of the locking grooves and the locking convex strips correspond to each other; when the first wheel axle 4 extends into the hollow duct 5b, the locking convex strips 4a enter the corresponding locking grooves 5a, so that a locking structure is formed, and the first wheel axle 4 can only move axially and cannot rotate independently; the combined shaft formed by the first wheel shafts 4 can be integrally lengthened or shortened by changing the extending degree of the first wheel shafts into the hollow pore passages 5 b.
In this embodiment, the box girder 1 includes an upper flange plate 6, a lower flange plate parallel to the upper flange plate 6, and a web 8 disposed between the upper flange plate 6 and the lower flange plate; an opening 7a is formed in the lower flange plate, and the lower flange plate is divided into two running plates 7b through the opening 7 a; the two webs 8 are arranged in a bilateral symmetry manner; the two running plates 7b are also arranged in a bilateral symmetry manner, and correspond to the left running wheel and the right running wheel of the test bogie; four groups of traveling wheel driving assemblies are arranged on the traveling plate 7b on the same side, and the traveling wheel driving assemblies on two sides are symmetrically arranged.
The wheel seat 3 is slidably mounted on the running plate 7b, and a driving mechanism is arranged between the wheel seat 3 and the web 8 on the same side, and the driving mechanism is used for driving the wheel seat 3 to move and position along the axial direction of the first wheel shaft 4. The drive mechanism may be, for example, an electric push rod or other suitable mechanism. As an example, the driving mechanism may include a hydraulic cylinder 9 and a hydraulic rod 10 matched with the hydraulic cylinder, the hydraulic cylinder 9 is mounted on the web 8, one end of the hydraulic rod 10 away from the hydraulic cylinder 9 is fixed on the wheel seat 3, the wheel seat 3 is driven to move by a hydraulic manner, and the wheel seat 3 can be positioned when the driving mechanism stops.
In this embodiment, the running plate 7b is provided with a positioning chute 11, and the bottom of the wheel seat 3 is provided with a positioning slider 12 for sliding along the positioning chute 11. The positioning chute 11 can be in an inverted T shape, so that the loosening of the wheel seat 3 is prevented; the bottom of the positioning slide 12 can be provided with balls to improve the flexibility of the movement of the wheel seat 3.
Embodiment two:
the rolling test bed for the bogie of the steel wheel suspension type monorail train provided by the embodiment is improved on the basis of the test bed structure shown in the first embodiment, so that the same structure and principle between the two are not repeated here.
The steel wheel suspension type monorail train bogie rolling test bed that provides in this embodiment, its further improvement lies in: the upper flange plate 6 is provided with a driving motor 13 and a plurality of (particularly four) upper driving shafts 14, and the output shafts of the driving motor 13 are in transmission connection with the nearest upper driving shaft 14 and the adjacent upper driving shafts 14 through a first belt transmission mechanism 15; the upper flange plate 6 is provided with an upper bearing seat 17 for supporting the upper driving shaft 14. The structure and principle of the first belt transmission mechanism 15 are the same as those of the prior art, and mainly comprise a driving transmission wheel, a driven transmission wheel and a transmission belt arranged between the two transmission wheels, which are not described herein again.
The two webs 8 are provided with side driving shafts 18 (in particular, eight) the same as the running wheel driving assemblies in number, and the webs 8 are provided with side bearing seats 19 for supporting the side driving shafts 18; both ends of the upper driving shaft 14 are in transmission connection with the side driving shaft 18 through a first gear transmission mechanism 20, and the power input end of the second wheel shaft 5 penetrates through the web 8 and is in transmission connection with the side driving shaft 18 through a second gear transmission mechanism 21.
The first gear transmission mechanism 20 and the second gear transmission mechanism 21 can be of helical gear component structures; when each upper driving shaft 14 is directly or indirectly driven by the driving motor 13, the upper driving shafts 14 drive the corresponding side driving shafts 18 to rotate, and the side driving shafts 18 drive the corresponding second wheel shafts 5 to rotate, so that the driving wheels I2 are finally driven to rotate; due to the identical transmission structure, the driving wheels i 2 have the same rotational speed.
Embodiment III:
the rolling test bed for the bogie of the steel wheel suspension type monorail train provided by the embodiment is improved on the basis of the test bed structure shown in any one of the first embodiment and the second embodiment, so that the same structure and principle between the first embodiment and the second embodiment are not repeated here.
The steel wheel suspension type monorail train bogie rolling test bed that provides in this embodiment, its further improvement lies in: and a plurality of guide wheel driving assemblies for driving the guide wheels of the test bogie to rotate are also arranged on the box beam 1.
Specifically, each guide wheel driving assembly comprises a driving wheel II 22 for contacting and friction transmission with the guide wheel of the test bogie; a plurality of third wheel shafts 23 fixed in the shaft holes of the driving wheels II 22 are arranged between the upper flange plate 6 and the running plate 7b, and the driving wheels II 22 are in transmission connection with the side driving shafts 18 through a second belt transmission mechanism 24.
The outer edge of the driving wheel II 22 can be fixed with a rubber ring so as to improve the friction transmission performance; the third wheel shaft 23 can be rotatably connected to the upper flange plate 6 and the running plate 7b through bearings; the structure of the second belt transmission mechanism 24 may be the same as that of the first belt transmission mechanism 15, and at this time, the web 8 is provided with a via hole through which the second belt transmission mechanism 24 passes; the driving wheel ii 22 is likewise powered by the drive motor 13 and is transmitted via the upper drive shaft 14, the side drive shaft 18, and can have the same rotational speed as the driving wheel i 2.
Embodiment four:
the rolling test bed for the bogie of the steel wheel suspension type monorail train provided by the embodiment is improved on the basis of the test bed structure shown in the third embodiment, so that the same structure and principle between the steel wheel suspension type monorail train and the test bed are not repeated here.
The steel wheel suspension type monorail train bogie rolling test bed that provides in this embodiment, its further improvement lies in: and a plurality of stabilizing wheel driving assemblies for driving the stabilizing wheels of the test bogie to rotate are also arranged on the box beam 1.
Specifically, each of the stabilizer wheel drive assemblies includes a drive wheel III 25 for contacting and frictionally driving the stabilizer wheel of the test truck; the driving wheel III 25 is arranged above the driving wheel II 22 in parallel, and the third wheel shaft 23 penetrates through the shaft hole of the driving wheel III 25.
The outer edge of the driving wheel III 25 can be fixed with a rubber ring so as to improve the friction transmission performance; the driving wheel iii 25 is fixed to the third wheel shaft 23 simultaneously with the driving wheel ii 22, both of which may have the same rotational speed, thereby achieving an overall drive of the test bogie.
Fifth embodiment:
the rolling test bed for the bogie of the steel wheel suspension type monorail train provided by the embodiment is improved on the basis of the test bed structure shown in any one of the first to fourth embodiments, so that the same structure and principle between the two are not repeated here.
The steel wheel suspension type monorail train bogie rolling test bed that provides in this embodiment, its further improvement lies in: and a suspension assembly for suspending the test bogie is also arranged on the box girder 1.
Specifically, the suspension assembly includes a suspension groove 26 fixed to the bottom of the upper flange plate 6, a pulley frame 27 slidably provided in the suspension groove 26, and a hook 28 fixed to the pulley frame 27. The two suspension grooves 26 are symmetrically arranged left and right and are both rectangular groove structures; the pulley yoke 27 is slidable in the suspension groove 26; the hooks 28 are used to hang test bogies, now in position on the box girder 1.
Finally, it is pointed out that the principles and embodiments of the invention have been described herein with reference to specific examples, which are intended to be merely illustrative of the core idea of the invention, and that several improvements and modifications can be made to the invention without departing from the principles of the invention, which also fall within the scope of protection of the invention.
Claims (10)
1. A steel wheel suspension type monorail train bogie rolling test bed is characterized in that: including the box roof beam that is used for the experimental bogie of location and a plurality of walking wheel drive assembly who installs in the box roof beam and be used for driving the walking wheel pivoted of experimental bogie:
each running wheel driving assembly comprises a driving wheel I, a wheel seat, a first wheel shaft and a second wheel shaft, wherein the driving wheel I is used for being in contact with and in friction transmission with a running wheel of a test bogie, the wheel seat is used for positioning the driving wheel I, one end of the first wheel shaft penetrates through the wheel seat and is fixed in a shaft hole of the driving wheel I, the other end of the first wheel shaft coaxially extends into the second wheel shaft and can axially move and be locked, and the first wheel shaft and the second wheel shaft synchronously rotate in a locking state; one end of the second wheel shaft, which is far away from the driving wheel I, is a power input end; the wheel seat can move and position along the axial direction of the first wheel shaft.
2. A steel wheel suspended monorail bogie rolling test stand as defined in claim 1, wherein:
the first wheel axle is of a solid shaft structure, and a plurality of locking convex strips extending along the axial direction of the first wheel axle are arranged on the outer surface of the first wheel axle; the second wheel axle is provided with a hollow duct for the first wheel axle to penetrate, and the inner wall of the second wheel axle is provided with locking grooves corresponding to the locking convex strips.
3. A steel wheel suspended monorail bogie rolling test stand as defined in claim 1, wherein:
the box beam comprises an upper flange plate, a lower flange plate arranged below the upper flange plate in parallel and a radial plate arranged between the upper flange plate and the lower flange plate; an opening is formed in the lower flange plate, and the lower flange plate is divided into two running plates through the opening;
the wheel seat is slidably arranged on the running plate, a driving mechanism is arranged between the wheel seat and the radial plate on the same side, and the driving mechanism is used for driving the wheel seat to axially move and position along the first wheel shaft.
4. A steel wheel suspended monorail bogie rolling test stand according to claim 3, wherein:
the driving mechanism comprises a hydraulic cylinder and a hydraulic rod matched with the hydraulic cylinder, the hydraulic cylinder is mounted on the web, and one end, away from the hydraulic cylinder, of the hydraulic rod is fixed on the wheel seat.
5. A steel wheel suspended monorail bogie rolling test stand according to claim 3, wherein:
the walking board is provided with a positioning sliding groove, and the bottom of the wheel seat is provided with a positioning sliding block which is used for sliding along the positioning sliding groove.
6. A steel wheel suspended monorail bogie rolling test stand as claimed in any one of claims 3 to 5 wherein:
the upper flange plate is provided with a driving motor and a plurality of upper driving shafts, and the output shafts of the driving motor are in transmission connection with the nearest upper driving shaft and the adjacent upper driving shafts through a first belt transmission mechanism; an upper bearing seat for supporting an upper driving shaft is arranged on the upper flange plate;
the two webs are provided with side driving shafts the same as the running wheel driving assemblies in number, and the webs are provided with side bearing seats for supporting the side driving shafts; the two ends of the upper driving shaft are in transmission connection with the side driving shafts through first gear transmission mechanisms, and the power input end of the second wheel shaft penetrates through the radial plate and is in transmission connection with the side driving shafts through second gear transmission mechanisms.
7. The steel wheel suspended monorail car bogie rolling test stand of claim 6, wherein:
the box beam is also provided with a plurality of guide wheel driving assemblies for driving the guide wheels of the test bogie to rotate, a plurality of stabilizing wheel driving assemblies for driving the stabilizing wheels of the test bogie to rotate and a suspension assembly for suspending the test bogie.
8. The steel wheel suspended monorail car bogie rolling test stand of claim 7, wherein:
each guide wheel driving assembly comprises a driving wheel II which is used for contacting with and friction-driving the guide wheel of the test bogie; a plurality of third wheel shafts fixed in the axle holes of the driving wheels II are arranged between the upper flange plate and the running plate, and the driving wheels II are in transmission connection with the side driving shafts through a second belt transmission mechanism.
9. The steel wheel suspended monorail car bogie rolling test stand of claim 7, wherein:
each of the stabilizer wheel drive assemblies includes a drive wheel III for contacting and frictionally driving a stabilizer wheel of the test truck; the driving wheel III is arranged above the driving wheel II in parallel, and the third wheel shaft penetrates through the shaft hole of the driving wheel III.
10. The steel wheel suspended monorail car bogie rolling test stand of claim 7, wherein:
the suspension assembly comprises a suspension groove fixed at the bottom of the upper flange plate, a pulley frame arranged in the suspension groove in a sliding manner and a lifting hook fixed on the pulley frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311387964.1A CN117419936A (en) | 2023-10-25 | 2023-10-25 | Rolling test bed for bogie of steel wheel suspension type monorail train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311387964.1A CN117419936A (en) | 2023-10-25 | 2023-10-25 | Rolling test bed for bogie of steel wheel suspension type monorail train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117419936A true CN117419936A (en) | 2024-01-19 |
Family
ID=89532043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311387964.1A Pending CN117419936A (en) | 2023-10-25 | 2023-10-25 | Rolling test bed for bogie of steel wheel suspension type monorail train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117419936A (en) |
-
2023
- 2023-10-25 CN CN202311387964.1A patent/CN117419936A/en active Pending
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