CN209479684U - A kind of railway wheel tread defect three-dimensional measurement imaging device - Google Patents
A kind of railway wheel tread defect three-dimensional measurement imaging device Download PDFInfo
- Publication number
- CN209479684U CN209479684U CN201822172509.0U CN201822172509U CN209479684U CN 209479684 U CN209479684 U CN 209479684U CN 201822172509 U CN201822172509 U CN 201822172509U CN 209479684 U CN209479684 U CN 209479684U
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- Prior art keywords
- data acquisition
- acquisition device
- magnetic
- wheel
- encoder
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Abstract
The utility model relates to a kind of railway wheel tread defect three-dimensional measurement imaging devices, including data acquisition device, mechanical device, encoder and Computer Control Unit, data acquisition device and encoder are set on mechanical device, data acquisition device is located at the top of encoder, data acquisition device and encoder are connect with Computer Control Unit by cable to export picture signal, wherein, data acquisition device is made of linear structural laser transmitter and CCD camera；The imaging device is fixed on wheel to upper by mechanical device；The apparatus structure is simple, and measurement is accurate quick, and the used time is short, improves the efficiency of maintenance wheel pair, improves safety.
Description
Technical field
The utility model relates to a kind of imaging device, and in particular to a kind of railway wheel to thread defect shape measure three-dimensional at
As device.
Background technique
Rolling stock use during, vehicle component can gradually wear away, corrodes and damage, for guarantee vehicle often in
Good state of the art, reliablely and stablely works, it is necessary to carry out planned inspection and repairing, wheel is to being that railroad train is main
One of ground-engaging element, reliability have direct influence to the operational safety of train；Currently, railway examination and repair system is to wheel tread
The measurement means of defect use the depth of the simple measuring tool manual measurement thread defect such as altimeter, micrometer mainly by surveyor
The limited informations such as degree, width can not accurately reflect the information of wheel tread defect.
Utility model content
The shortcomings that technical problem to be solved in the utility model is, overcomes the prior art provides a kind of railway wheel to stepping on
Planar defect three-dimensional measurement imaging device, the apparatus structure is simple, and measurement is accurate quick, and the used time is short, improves the effect of maintenance wheel pair
Rate improves safety.
In order to solve the above technical problems, the utility model provides a kind of railway wheel tread defect three-dimensional measurement imaging dress
Set, it is characterised in that: including data acquisition device, mechanical device, encoder and Computer Control Unit data acquisition device and
Encoder is set on mechanical device, and data acquisition device is located at the top of encoder, and data acquisition device and encoder pass through
Cable is connect to export picture signal with Computer Control Unit, in which:
Data acquisition device is made of linear structural laser transmitter and CCD camera；
The imaging device is by mechanical device due to wheel to upper.
The technical solution that the utility model further limits is:
Further, in aforementioned railway wheel tread defect three-dimensional measurement imaging device, mechanical device includes magnetic-adsorption
Pedestal circumferentially rotates mechanism, tyre tread idler wheel, circumferential survey long wheel and tyre tread card column, in which:
Magnetic-adsorption pedestal is equipped with the first handle to match, is additionally provided with fixed magnet, tyre tread card on magnetic-adsorption pedestal
Column symmetry is set on magnetic-adsorption pedestal, and fixed magnet is set to the lower end of tyre tread card column on magnetic-adsorption pedestal；
It circumferentially rotates mechanism to be set on magnetic-adsorption pedestal, including pivoted arm and shaft, pivoted arm is vertically arranged at magnetic force suction
On attached pedestal, pivoted arm is equipped with the second handle to match, and shaft is set to the lower end of pivoted arm, and data acquisition device passes through data
Acquisition device bracket is placed on pivoted arm, and the lower end of data acquisition device bracket is connected by connector with tyre tread idler wheel, and data are adopted
Circumferential survey long wheel is equipped with by connector on acquisition means bracket, circumferential long wheel of surveying is built-in with encoder, circumferential to survey long wheel
On be additionally provided with the long record switch of survey.
In aforementioned railway wheel tread defect three-dimensional measurement imaging device, data acquisition device bracket and magnetic-adsorption pedestal
Between be additionally provided with spring.
Technical effect is equipped with spring, can be made by spring force between magnetic-adsorption pedestal and data acquisition device bracket
The tyre tread idler wheel of data acquisition device bracket lower end and circumferential long wheel of surveying are tightly attached to tyre tread.
In aforementioned railway wheel tread defect three-dimensional measurement imaging device, magnetic switch is additionally provided on magnetic-adsorption pedestal.
In aforementioned railway wheel tread defect three-dimensional measurement imaging device, linear structural laser transmitter is sent out using blue laser
Emitter.
Technical effect, to avoid the factors such as measured workpiece surface roughness, color from having an impact measurement result, cable architecture
Light source emitter selects blue laser light emission device, and blue laser beam can ensure that measurement result stability with higher and accurate
Property.Measuring system can also be made to have the measurement function of different surfaces state simultaneously, such as with inclination angle, the surface of angle and table
The metal surface of face corrosion or light all can measure.Newly revolving the wheel pair repaired and the used coarse corrosion tyre tread of fortune all can accurately survey
Amount and imaging.
The beneficial effects of the utility model are:
The utility model measures tyre tread profile information by mature cable architecture light source light cross-section method, is compiled by (moving displacement)
Code device records defect circumferential information, thread defect three-dimensional information is formed by computer fitting, to avoid measured workpiece surface thick
The factors such as rugosity, color have an impact measurement result, and cable architecture light source emitter selects blue laser light emission device, blue laser
Beam can ensure that measurement result stability with higher and accuracy, while measuring system can also be made to have different surfaces state
Function is measured, such as the metal surface with inclination angle, the surface of angle and surface corrosion or light all can measure.I.e. new rotation is repaired
Wheel pair and the used coarse corrosion tyre tread of fortune all accurately can measure and be imaged.
The utility model patent is relative to existing wheel tread defect hand dipping, and measurement data is accurately quick, the used time
It is short, defect three-dimensional dimension information can be not only obtained, also can get two-dimentional tyre tread geometric dimension.Relative to traditional mechanical measurement
Tool, the measuring instrument, measure the item is more, and measurement result saves convenient for analysis.Greatly improve the effect of railroad maintenance wheel pair
Rate and accuracy, it is ensured that the safety and steady of railway is run.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the main view of Fig. 1；
Fig. 3 is the side view of Fig. 1；
Fig. 4 is the rearview of Fig. 1；
Fig. 5 is structural schematic diagram when the utility model embodiment uses；
Fig. 6 is the side view of Fig. 5；
Fig. 7 is the top view of Fig. 5；
In figure: 1- magnetic-adsorption pedestal, 2- tyre tread idler wheel, 3- first handle, 4- spring, 5- pivoted arm, 6- data acquisition dress
It sets, 7- tyre tread card column, 8- data acquisition device bracket, 9- surveys long record and switchs, 10- encoder, 11- shaft, and 12- magnetic force is opened
It closes, 13- second handle.
Specific embodiment
Embodiment 1
A kind of railway wheel tread defect three-dimensional measurement imaging device provided in this embodiment, structure as shown in figs. 1-7, are wrapped
It includes data acquisition device 6, mechanical device, encoder 10 and Computer Control Unit data acquisition device 6 and encoder 10 is arranged
In on mechanical device, data acquisition device 6 is located at the top of encoder 10, and data acquisition device 6 and encoder 10 pass through cable
It is connect with Computer Control Unit to export picture signal, in which:
Data acquisition device 6 is made of linear structural laser transmitter and CCD camera；
The imaging device is by mechanical device due to wheel to upper；
Mechanical device includes magnetic-adsorption pedestal 1, circumferentially rotates mechanism, tyre tread idler wheel 2, circumferential survey long wheel and tyre tread card
Column 7, in which:
Magnetic-adsorption pedestal 1 is equipped with the first handle 3 to match, is additionally provided with fixed magnet, tyre tread on magnetic-adsorption pedestal 1
Card column 7 is symmetrically disposed on magnetic-adsorption pedestal 1, and fixed magnet is set to the lower end of tyre tread card column 7 on magnetic-adsorption pedestal 1；It steps on
Face card column purposes is fixed for stationary support.
It circumferentially rotates mechanism to be set on magnetic-adsorption pedestal 1, including pivoted arm 5 and shaft 11, pivoted arm 5 are vertically arranged at magnetic
It is placed in data acquisition acquisition dress in parallel above wheel tread, pivoted arm 5 is equipped with the second-hand to match
Handle 13, shaft 11 are set to the lower end of pivoted arm 5, and data acquisition device 6 is placed on pivoted arm 5 by data acquisition device bracket 8, number
It is connected by connector with tyre tread idler wheel 2 according to the lower end of acquisition device bracket 8, passes through connector on data acquisition device bracket 8
Long wheel is surveyed equipped with circumferential, circumferential long wheel of surveying is built-in with encoder 10, and circumferential survey on long wheel is additionally provided with the long record switch of survey
9。
In the present embodiment, spring 4 is additionally provided between data acquisition device bracket 8 and magnetic-adsorption pedestal 1；Magnetic-adsorption
Magnetic switch 12 is additionally provided on pedestal 1；Linear structural laser transmitter uses blue laser light emission device.
When it is implemented, data acquisition device 6 carries out data acquisition, measurement in Laser emission window transmitting blue laser beam
When laser beam by the outside of scanning to wheel rim, completing the scanning of entire tyre tread on the inside of wheel rim；
Data acquisition device 6 is fixed on the mechanical assembling device on the inside of wheel rim, can make knot by the mechanical device
Structure laser emitter is placed in above tyre tread, is mainly used for laser scanning module imaging measurement.
The device is fixed magnet and is fixed on the inside of wheel rim, and tyre tread card column is tightly attached on tyre tread, opens magnetic-adsorption pedestal
Magnetic switch, magnetic-adsorption pedestal is adsorbed on the outside of wheel rim, and pivoted arm is vertical with pedestal, so that data acquisition acquisition is filled and set in parallel
Above wheel tread, when measurement, first handle must be lifted upwards, and wheel rim card column is made to be close to wheel rim.It can be made by aforesaid operations
Data acquisition device 6 is located at optimal acquisition position, avoids due to radial missing bring measurement error.After mechanical device is fixed,
One fixed position data acquisition device 6 measures limited view, can not integrally acquire entire defect formula, and starting is surveyed long record and opened
It closes, pulls second handle that pivoted arm is rotated around shaft, tyre tread idler wheel is circumferentially moved with long wheel is surveyed, and completes longer defect
Measurement, at this time by encoder 10 record moving distance, calculate the circumferential lengths of defect.Tyre tread is calculated finally by computer
Two-dimensional geometry size and the three-dimensional dimension information for being fitted defect.
The device of the utility model is to project cable architecture to measured workpiece surface (tyre tread) by laser emitting module
Light, the line-structured light for being incident upon tread surface form the contour curve of tyre tread, and computer is fitted by image-processing operations
The three-dimensional information of tread surface profile and defect is obtained, the utility model patent is surveyed by hand relative to existing wheel tread defect
Amount, measurement data is accurately quick, and the used time is short, can not only obtain your defect three-dimensional dimension information of his mother, also can get two dimension and step on
Face geometric dimension.Relative to traditional mechanical measurement tool, the measuring instrument, measure the item is more, and measurement result saves convenient for analysis.
Greatly improve the efficiency and accuracy of railroad maintenance wheel pair, it is ensured that the safety and steady of railway is run.
In addition to the implementation, the utility model can also have other embodiments.It is all to use equivalent replacement or equivalent change
The technical solution to be formed is changed, the protection scope of the requires of the utility model is all fallen within.
Claims (5)
1. a kind of railway wheel tread defect three-dimensional measurement imaging device, it is characterised in that: including data acquisition device (6), machine
Tool device, encoder (10) and Computer Control Unit, the data acquisition device (6) and encoder (10) are set to the machine
On tool device, the data acquisition device (6) is located at the top of the encoder (10), the data acquisition device (6) and
Encoder (10) is connect with Computer Control Unit by cable to export picture signal, in which:
The data acquisition device (6) is made of linear structural laser transmitter and CCD camera；
The imaging device is by mechanical device due to wheel to upper.
2. railway wheel tread defect three-dimensional measurement imaging device according to claim 1, it is characterised in that: the machine
Tool device includes magnetic-adsorption pedestal (1), circumferentially rotates mechanism, tyre tread idler wheel (2), circumferential survey long wheel and tyre tread card column (7),
Wherein:
The magnetic-adsorption pedestal (1) is equipped with the first handle (3) to match, is additionally provided on the magnetic-adsorption pedestal (1) solid
Fixed magnet, the tyre tread card column (7) are symmetrically disposed on the magnetic-adsorption pedestal (1), and the fixed magnet is set to magnetic force
The lower end of the tyre tread card column (7) on suction base (1)；
The mechanism that circumferentially rotates is set on the magnetic-adsorption pedestal (1), including pivoted arm (5) and shaft (11), described
Pivoted arm (5) be vertically arranged on the magnetic-adsorption pedestal (1), the pivoted arm (5) is equipped with the second handle that matches
(13), the shaft (11) is set to the lower end of the pivoted arm (5), and the data acquisition device (6) is acquired by data and filled
It sets bracket (8) to be placed on the pivoted arm (5), the lower end of the data acquisition device bracket (8) is stepped on by connector with described
Surface roller (2) is connected, and is equipped with the circumferential survey long wheel by connector on the data acquisition device bracket (8), described
Circumferential long wheel of surveying is built-in with the encoder (10), and circumferential survey on long wheel is additionally provided with the long record switch (9) of survey.
3. railway wheel tread defect three-dimensional measurement imaging device according to claim 2, it is characterised in that: the data
Spring (4) are additionally provided between acquisition device bracket (8) and the magnetic-adsorption pedestal (1).
4. railway wheel tread defect three-dimensional measurement imaging device according to claim 2, it is characterised in that: the magnetic force
Magnetic switch (12) are additionally provided on suction base (1).
5. railway wheel tread defect three-dimensional measurement imaging device according to claim 1, it is characterised in that: the line
Structure laser emitter uses blue laser light emission device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822172509.0U CN209479684U (en) | 2018-12-24 | 2018-12-24 | A kind of railway wheel tread defect three-dimensional measurement imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822172509.0U CN209479684U (en) | 2018-12-24 | 2018-12-24 | A kind of railway wheel tread defect three-dimensional measurement imaging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209479684U true CN209479684U (en) | 2019-10-11 |
Family
ID=68126647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822172509.0U Expired - Fee Related CN209479684U (en) | 2018-12-24 | 2018-12-24 | A kind of railway wheel tread defect three-dimensional measurement imaging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209479684U (en) |
-
2018
- 2018-12-24 CN CN201822172509.0U patent/CN209479684U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200327 Address after: No. 2, Xiu Yu Road, Binjiang Development Zone, Jiangning District, Nanjing, Jiangsu Patentee after: NANJING DIKAI ELECTRICAL AUTOMATION Co.,Ltd. Address before: 32, No. 1, No. 211100, Jishan Avenue, Jiangning economic and Technological Development Zone, Jiangsu, Nanjing Patentee before: NANJING E-RIM TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200703 Address after: No.43, Xingmin North Road, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Nanjing Zhongcheng Yilun Rail Transit Technology Co.,Ltd. Address before: No. 2, Xiu Yu Road, Binjiang Development Zone, Jiangning District, Nanjing, Jiangsu Patentee before: NANJING DIKAI ELECTRICAL AUTOMATION Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191011 Termination date: 20211224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |