CN221198367U - Train wheel set size detection device - Google Patents
Train wheel set size detection device Download PDFInfo
- Publication number
- CN221198367U CN221198367U CN202323290431.XU CN202323290431U CN221198367U CN 221198367 U CN221198367 U CN 221198367U CN 202323290431 U CN202323290431 U CN 202323290431U CN 221198367 U CN221198367 U CN 221198367U
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- wheel set
- train wheel
- assembly
- size detection
- detection device
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 238000004088 simulation Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model belongs to the technical field of auxiliary detection devices, and particularly relates to a train wheel set size detection device. The hydraulic support device comprises a guide rail group, a hydraulic support assembly, a positioning assembly, a driving assembly and a mounting assembly; the guide rail group comprises simulation rails arranged in pairs; the hydraulic support assembly comprises a hydraulic cylinder, an arc-shaped support piece and a roller set; the positioning component comprises a positioning seat and a push rod; the driving assembly swing arm, the linear cylinder, the connecting rod and the servo rotating motor; the installation component comprises a locating rack and measuring equipment arranged on the locating rack. The train wheel set size detection device is simple and light in structure, can be used for auxiliary measurement of structural parameters and assembly parameters of wheel shafts and wheels of various wheel sets, is convenient to use by being matched with various common detection devices or instruments, can reduce detection clamping difficulty, does not need manual time-consuming and labor-consuming operation positioning, and can effectively improve detection efficiency and safety.
Description
Technical Field
The utility model belongs to the technical field of auxiliary detection devices, and particularly relates to a train wheel set size detection device.
Background
In the long-time driving process of a train, the size parameters and the structural parameters of the wheel set can continuously change due to stress deformation, material abrasion loss and other reasons, so that the size parameters and the structural parameters of the wheel set are required to be detected and checked regularly to ensure that the size of the wheel set meets the requirements, the wheel set possibly with structural hidden danger is screened to eliminate risk factors, and the conventional means mainly rely on a manual mode to directly measure, but because the wheel set is large in size and medium in quality, the measurement process is time-consuming and labor-consuming, the detection effect is poor, and the parameter state of the whole wheel set is not beneficial to being obtained efficiently and accurately.
Disclosure of utility model
The utility model aims to provide a train wheel set size detection device which is used for assisting wheel set detection, can reduce labor cost and improve detection efficiency, and is more convenient to detect and implement.
In order to achieve the above purpose, the present utility model adopts the following technical scheme.
The train wheel set size detection device comprises a guide rail set 1, a hydraulic support assembly 2, a positioning assembly 3, a driving assembly 4 and a mounting assembly 5;
the guide rail group 1 includes dummy rails 10 arranged in pairs and extending in the front-rear direction on the ground basis and communicating with the external entering rail;
The hydraulic support assembly 2 comprises at least two hydraulic cylinders 20 vertically arranged between the simulation tracks 10 and a detachable arc-shaped support piece 21 arranged at the top of the hydraulic rod, wherein the lower end of the arc-shaped support piece 21 is fixed on the hydraulic rod, the top of the arc-shaped support piece is provided with an arc-shaped fixing groove, and the bottom of the arc-shaped fixing groove is provided with a roller group 22;
The positioning assembly 3 comprises positioning seats 30 which are symmetrically arranged at two sides of the simulation track 10, and the positioning seats 30 are provided with ejector rods 31 which can prop against the left end and the right end of the wheel shaft;
The driving component 4 is provided with two driving components which are symmetrically arranged on the front side and the rear side of the ejector rod 31, and comprises: swing arm 40, straight cylinder 41, connecting rod 42;
One end of the swing arm 40 is connected to the positioning seat 30 through a rotating shaft 44, the linear cylinder 41 is mounted at the free end of the swing arm 40 through a bolt set, a cylinder shaft of the linear cylinder 41 extends towards one section of the guide rail, and the connecting rod 42 is fixed on the cylinder shaft;
Wherein, at least one driving component 4 is also provided with a servo rotating motor 43, and the shaft of the servo rotating motor 43 is connected with a rotating shaft 44 in the driving component 4;
The mounting assembly 5 comprises a positioning frame 50 which is in an arc-shaped structure and two ends of which are respectively connected with the connecting rods 42 on the two driving assemblies 4, and measuring equipment arranged on the positioning frame 50.
In a further improvement or preferred embodiment of the train wheel set size detection device, the connecting rod 42 is formed by bending a rectangular hollow tube, and a strip-shaped connecting port 42a is cut in the middle of the connecting rod.
In a further development or preferred embodiment of the aforementioned train wheel set size detection device, the simulated rails 10 have a plurality of groups and the spacing between the simulated rails 10 matches the wheel spacing of the train wheel set to be tested.
A further improvement or preferred embodiment of the aforementioned train wheel set size detection device, the bottom of the hydraulic support assembly 2 is provided with a horizontal movement device.
In a further improved or preferred embodiment of the train wheel set size detection device, the distance between the hydraulic support assemblies 2 is 0.5 times of the length of the upper wheel shaft of the wheel set to be detected.
In a further improved or preferred embodiment of the train wheel set size detection device, the ejector rods 31 on the two positioning assemblies 3 are coaxially and oppositely arranged, and the distance H between the axes of the ejector rods 31 and the simulated track 10 is not smaller than the radius R of the train wheel to be detected.
In a further development or preferred embodiment of the aforementioned train wheel set size detection device, the measuring device comprises at least a circle runout tester or a laser distance meter.
The beneficial effects are that:
The train wheel set size detection device is simple and light in structure, can be used for auxiliary measurement of structural parameters and assembly parameters of wheel shafts and wheels of various wheel sets, is convenient to use by being matched with various common detection devices or instruments, can reduce detection clamping difficulty, does not need manual time-consuming and labor-consuming operation positioning, and can effectively improve detection efficiency and safety.
Drawings
FIG. 1 is a front view of a train wheel set size detection apparatus;
FIG. 2 is a front view of the train wheel set size detection apparatus;
FIG. 3 is a top view of the train wheel set size detecting device;
FIG. 4 is a cross-sectional view of the train wheel set size detecting device;
Wherein the reference numerals include:
the device comprises a guide rail group 1, a simulation track 10, a hydraulic support assembly 2, a hydraulic cylinder 20, an arc-shaped support piece 21, a roller group 22, a positioning assembly 3, a positioning seat 30, a push rod 31, a driving assembly 4, a swing arm 40, a linear cylinder 41, a connecting rod 42, a bar-shaped connecting port 42a, a servo rotating motor 43, a rotating shaft 44 and a mounting assembly 5.
Detailed Description
The present utility model will be described in detail with reference to specific examples.
The train wheel set size detection device is mainly used for assisting in measuring the structure and assembly size parameters of various train wheel sets, provides a positioning and clamping basis for various common measuring equipment or instruments, and is convenient for quickly completing the measurement of the wheel sets.
The main structure of the hydraulic support device comprises a guide rail group 1, a hydraulic support component 2, a positioning component 3, a driving component 4 and a mounting component 5;
wherein the guide rail group 1 includes a dummy rail 10 which is provided in pairs and extends in the front-rear direction on the ground basis and communicates with an external access rail; the simulated track 10 is used to guide the wheel set into the measurement position while simulating the wheel set contact with the track.
In order to meet the measurement of wheel sets with different sizes of structural parameters, in this embodiment, the simulated rails 10 have multiple groups, and the intervals between the simulated rails 10 are matched with the wheel intervals of the wheel sets to be measured with different sizes.
The hydraulic support assembly 2 comprises at least two hydraulic cylinders 20 vertically arranged between the simulation tracks 10 and a detachable arc-shaped support piece 21 arranged at the top of the hydraulic rod, wherein the lower end of the arc-shaped support piece 21 is fixed on the hydraulic rod, the top of the arc-shaped support piece is provided with an arc-shaped fixing groove, and the bottom of the arc-shaped fixing groove is provided with a roller group 22;
The hydraulic support assembly is used for supporting the wheel set to be separated from the track, and enables the wheel set to rotate by virtue of the roller, so that the concentricity of the wheel shaft and the state of the wheel set structure in different directions can be observed and analyzed conveniently.
The positioning assembly 3 comprises positioning seats 30 which are symmetrically arranged at two sides of the simulation track 10, and the positioning seats 30 are provided with ejector rods 31 which can prop against the left end and the right end of the wheel shaft;
The positioning seat (30) is used as a basic supporting structure, is convenient for the installation and positioning of various detection elements, and the ejector rod 31 is used for alignment observation so as to adjust the height of the wheel set, and in actual measurement, the alignment of a center shop at two ends of the wheel shaft and ejector rods at two sides should be ensured
The driving component 4 is provided with two driving components which are symmetrically arranged on the front side and the rear side of the ejector rod 31, and comprises: swing arm 40, straight cylinder 41, connecting rod 42;
One end of the swing arm 40 is connected to the positioning seat 30 through a rotating shaft 44, the linear cylinder 41 is mounted at the free end of the swing arm 40 through a bolt set, the cylinder shaft of the linear cylinder 41 extends towards one section of the guide rail, and the connecting rod 42 is fixed on the cylinder shaft;
Wherein, at least one driving component 4 is also provided with a servo rotating motor 43, and the shaft of the servo rotating motor 43 is connected with a rotating shaft 44 in the driving component 4;
The mounting assembly 5 comprises a positioning frame 50 which is in an arc-shaped structure and two ends of which are respectively connected with the connecting rods 42 on the two driving assemblies 4, and measuring equipment arranged on the positioning frame 50.
As a preferred mode, in order to facilitate quick assembly connection of various detection devices and instruments, the connecting rod 42 in this embodiment is formed by bending a rectangular hollow tube, and a strip-shaped connecting port 42a is cut in the middle of the connecting rod.
Further, for convenience of use, deformation caused by unbalanced stress on the wheel axle due to too close or too far hydraulic support position is prevented, in this embodiment, a horizontal moving device is arranged at the bottom of the hydraulic support assembly 2, and the horizontal moving device can make the guide rail roller structure and the like similar to a linear guide structure.
As a conventional support positioning requirement, the spacing of the hydraulic support assemblies 2 is 0.5 times the length of the upper wheel axle of the wheel set to be tested.
In order to prevent structural interference and meet the necessary measurement requirements, the ejector rods 31 on the two positioning assemblies 3 are ensured to be coaxially and oppositely arranged, and the distance H between the axes of the ejector rods 31 and the simulation track 10 is not smaller than the radius R of the train wheel to be measured.
The device is generally used with various detection instruments or tools, and the measurement equipment at least comprises a circle runout tester or a laser range finder.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (7)
1. The train wheel set size detection device is characterized by comprising a guide rail group (1), a hydraulic support assembly (2), a positioning assembly (3), a driving assembly (4) and a mounting assembly (5);
The guide rail group (1) comprises simulation rails (10) which are arranged in pairs, extend in the front-rear direction on the ground and are communicated with the external entering rails;
The hydraulic support assembly (2) comprises at least two hydraulic cylinders (20) vertically arranged between the simulation tracks (10) and a detachable arc-shaped support piece (21) arranged at the top of the hydraulic rod, the lower end of the arc-shaped support piece (21) is fixed on the hydraulic rod, an arc-shaped fixing groove is formed in the top of the arc-shaped support piece, and a roller group (22) is arranged at the bottom of the arc-shaped fixing groove;
The positioning assembly (3) comprises positioning seats (30) which are symmetrically arranged at the two sides of the simulation track (10), and ejector rods (31) which can prop against the left end and the right end of the wheel shaft are arranged on the positioning seats (30);
The driving component (4) is provided with two driving components which are symmetrically arranged on the front side and the rear side of the ejector rod (31), and comprises: a swing arm (40), a linear cylinder (41), and a connecting rod (42);
One end of the swing arm (40) is connected to the positioning seat (30) through a rotating shaft (44), the linear cylinder (41) is arranged at the free end of the swing arm (40) through a bolt group, a cylinder shaft of the linear cylinder (41) extends towards one section of the guide rail, and the connecting rod (42) is fixed on the cylinder shaft;
Wherein, at least one driving component (4) is also provided with a servo rotating motor (43), and the shaft of the servo rotating motor (43) is connected with a rotating shaft (44) in the driving component (4);
The installation component (5) comprises a locating frame (50) which is of an arc-shaped structure and two ends of which are respectively connected with the connecting rods (42) on the two driving components (4), and measuring equipment arranged on the locating frame (50).
2. The train wheel set size detection device according to claim 1, wherein the connecting rod (42) is formed by bending a rectangular hollow tube, and a middle portion of the connecting rod is cut out of the bar-shaped connecting port (42 a).
3. The train wheel set size detection device according to claim 1, wherein the analog rails (10) have a plurality of groups and the intervals between the analog rails (10) are matched with the wheel intervals of the train wheel set to be detected.
4. Train wheel set size detection device according to claim 1, characterized in that the bottom of the hydraulic support assembly (2) is provided with horizontal displacement means.
5. Train wheel set size detection device according to claim 1, characterized in that the spacing of the hydraulic support assemblies (2) is 0.5 times the length of the upper wheel axle of the wheel set to be detected.
6. The train wheel set size detection device according to claim 1, wherein the ejector rods (31) on the two positioning assemblies (3) are coaxially and oppositely arranged, and the distance H between the axes of the ejector rods (31) and the simulation track (10) is not smaller than the radius R of the train wheel set to be detected.
7. Train wheel set size detection arrangement according to claim 1, characterized in that the measuring device comprises at least a circle run-out tester or a laser rangefinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323290431.XU CN221198367U (en) | 2023-11-30 | 2023-11-30 | Train wheel set size detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323290431.XU CN221198367U (en) | 2023-11-30 | 2023-11-30 | Train wheel set size detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221198367U true CN221198367U (en) | 2024-06-21 |
Family
ID=91528931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323290431.XU Active CN221198367U (en) | 2023-11-30 | 2023-11-30 | Train wheel set size detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221198367U (en) |
-
2023
- 2023-11-30 CN CN202323290431.XU patent/CN221198367U/en active Active
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