CN107084698A - Rail vehicle wheel detecting system and detection method - Google Patents
Rail vehicle wheel detecting system and detection method Download PDFInfo
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- CN107084698A CN107084698A CN201710284129.3A CN201710284129A CN107084698A CN 107084698 A CN107084698 A CN 107084698A CN 201710284129 A CN201710284129 A CN 201710284129A CN 107084698 A CN107084698 A CN 107084698A
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- wheel
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/20—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
Abstract
The present invention provides a kind of rail vehicle wheel detecting system and detection method, detecting system includes detection means and control device, detection means includes the installed part for being used to drive vehicle wheel rotation to be measured, for detecting the first sensing element of wheel first position to be measured information and the second sensing element for detecting the wheel second place to be measured information, control device generates the contour surface information of wheel to be measured according to first position information and second place information, and contour surface information and standard information progress contrast are judged into wheel to be measured whether there is defect.The present invention is by the contour surface information of probe collection wheel to be measured, and the result of collection can accurately react the profile of actual wheel, so as to ensure that the accuracy of testing result.
Description
Technical field
The present invention relates to rail vehicle detection technique, more particularly to a kind of rail vehicle wheel detecting system and detection side
Method.
Background technology
Railcar train wheel is one of main parts size of railcar train, and the service life of railcar train wheel is arranged compared with rail
The service life of other parts of car is high, and when train reaches service life, its wheel typically can also continue to use, therefore close
The wheel to rail vehicle of reason, which recycle, can reduce the overall manufacturing cost of railcar train.
Fig. 1 is the structure diagram of rail vehicle wheel detecting system in the prior art, as shown in figure 1, of the prior art
Rail vehicle wheel detecting system mainly includes lighting source, CCD imaging devices and data processing terminal, its specific detection side
Method is：Wheel to be measured is positioned under lighting source, treating measuring car wheel using CCD imaging devices carries out IMAQ, has gathered
The image pick-up card containing the image information is arranged in data processing terminal after image and carries out digital independent, finally, will be read
Standard picture information in the image information and data processing terminal got is contrasted, and judges whether wheel to be measured can reclaim
Utilize.
But, the mode that the rail vehicle wheel detection method of prior art relies only on image comparison is detected, therefore
The quality requirement for gathering image to CCD imaging devices is higher, and the image that CCD imaging devices are gathered in practical operation is by illumination
Often there is error between influence and the image of reality shooting angle, so as to cause final image information and actually to be measured
There is larger difference in wheel, make testing result not accurate enough.
The content of the invention
In order to overcome the drawbacks described above under prior art, it is an object of the invention to provide a kind of detection of rail vehicle wheel
System and detection method, to solve the problem of prior art testing result is inaccurate.
The present invention provides a kind of rail vehicle wheel detecting system, including：
Detection means and control device, the detection means are connected with control device communication；
The detection means includes：
Installed part, for installing wheel to be measured and the wheel rotation to be measured can be driven, and in the wheel to be measured
Heart axle is vertically arranged；
First sensing element, including for the first probe with the wheel end contact to be measured, for driving described
The first driving means of one probe in the vertical direction movement, and first sensor, first probe is using time T as the cycle
Move back and forth, the first sensor is used for first that first probe is gathered during the wheel rotation to be measured
Confidence ceases；
Second sensing element, including for the second probe with the vehicle wheel contacts side surfaces to be measured, it is described for driving
The second drive device that bus of second probe along the wheel to be measured is moved, and second sensor, second probe with
Time, T moved back and forth for the cycle, and the second sensor is used to gather the second probe in the wheel rotary course to be measured
Second place information；
The control device is according to the first position information and the second place information collected in T time section
The end face vertical trajectory and wheel face trajectory of wheel to be measured are generated respectively, and are generated according to out of first T time section
The end face vertical trajectory and wheel face trajectory, end face vertical trajectory and car to generation in n-th T time section
Wheel side trajectory sequentially combines the contour surface information for building the wheel to be measured；The N is natural number.
Rail vehicle wheel detecting system as described above, it is preferred that the first sensor and second sensor are
Position sensor, the first position information and second place information for T time section internal probe collection coordinate bit a little
Confidence ceases, and the co-ordinate position information includes X-coordinate information, Y-coordinate information and Z coordinate information, and the X-coordinate and Y-coordinate are
Orthogonal two coordinates in horizontal plane, the Z coordinate is the vertical coordinate perpendicular to the horizontal plane.
Rail vehicle wheel detecting system as described above, it is preferred that be additionally provided with the 3rd biography in first sensing element
The 4th sensor is additionally provided with sensor, second sensing element, the 3rd sensor and the 4th sensor are that pressure is passed
Sensor, the 3rd sensor is connected with first probe for the frictional force and malleation for detecting the wheel end face to be measured
Power, the 4th sensor is connected for the frictional force and malleation for detecting the wheel face to be measured with second probe
Power, the control device can calculate the skin-friction coefficient of the wheel to be measured according to the frictional force and normal pressure.
Rail vehicle wheel detecting system as described above, it is preferred that the detection means also includes being used to measure described
The quality detection device of wheel mass to be measured.
Rail vehicle wheel detecting system as described above, it is preferred that the detection means also includes being used to treat to described
Measuring car wheel carries out the failure detector of internal flaw detection.
The present invention also provides a kind of rail vehicle wheel detection method based on said system, including：
The sensing element of first sensor gathers the first position of the first probe during the wheel rotation to be measured
Information, first probe is contacted with the surface of the wheel to be measured, and first probe is in the driving of first driving means
Under vertically moved back and forth using time T as the cycle；
The sensing element of second sensor gathers the second place of the second probe during the wheel rotation to be measured
Information, second probe is contacted with the surface of the wheel to be measured, and second probe is in the driving of the second drive device
Under moved back and forth by the cycle of time T along the bus of wheel to be measured；
Control device is distinguished according to the first position information and the second place information that are collected in T time section
The end face vertical trajectory and wheel face trajectory of wheel to be measured are generated, and according to the institute generated out of first T time section
State end face vertical trajectory and wheel face trajectory, end face vertical trajectory and wheel side to generation in n-th T time section
Face trajectory sequentially combines the contour surface information for building the wheel to be measured；
The contour surface information and the standard information in the control device are contrasted, the wheel to be measured is judged
Whether may be reused；If the numerical value of the contour surface information is located in the number range of the standard information, judge
The wheel to be measured may be reused；If the numerical value of the contour surface information is located at the number range of the standard information
Outside, then judge that the wheel to be measured is not reproducible to use.
Rail vehicle wheel detecting system as described above, it is preferred that the first position information and second place information
For institute's co-ordinate position information a little of T time section internal probe collection, the co-ordinate position information includes X-coordinate information, Y-coordinate
Information and Z coordinate information, the X-coordinate and Y-coordinate are orthogonal two coordinates in horizontal plane, and the Z coordinate is vertical
In the vertical coordinate of the horizontal plane.
Rail vehicle wheel detecting system as described above, it is preferred that also include：Pass through what is be connected with first probe
3rd sensor detects the first force parameter information when first probe passes through the wheel end face to be measured, passes through described second
The 4th connected sensor of probe detects the second mechanics parameter information when second probe passes through the wheel face to be measured；
The control device generates first according to the first mechanics parameter information and the second mechanics parameter information and rubbed respectively
Coefficient and the second coefficient of friction are wiped, first coefficient of friction is corresponded with the first position information, second friction
Coefficient is corresponded with second place information；
By the first coefficient of friction and the second coefficient of friction of the wheel to be measured respectively with being deposited in advance in the control device
The standard surface coefficient of friction of storage is contrasted, when the numerical value of the first coefficient of friction and the second coefficient of friction is in the standard surface
When in the number range of coefficient of friction, the skin-friction coefficient of the wheel to be measured is qualified；When the first coefficient of friction and second rubs
When wiping the numerical value of coefficient outside the number range of the standard surface coefficient of friction, the skin-friction coefficient of the wheel to be measured is not
It is qualified.
Rail vehicle wheel detecting system as described above, it is preferred that also include：
The wheel to be measured is positioned over to the weight that the wheel to be measured is obtained on Weight detecting device；By the weight with
Standard weights in the control device is contrasted, in the range of the weight of the wheel to be measured is located at the standard weights
When, the weight of the wheel to be measured is qualified；It is described when the weight of the wheel to be measured is located at outside the scope of the standard weights
The weight of wheel to be measured is unqualified.
Rail vehicle wheel detecting system as described above, it is preferred that also treat measuring car to described using failure detector
The inside of wheel is detected a flaw, and defect is whether there is with the inside for judging wheel to be measured.
Rail vehicle wheel detecting system and detection method that the present invention is provided, are existed by the sensing element of first sensor
The first position information of the first probe is gathered during the wheel rotation to be measured, the sensing element of second sensor is described
The second place information of the second probe is gathered during wheel rotation to be measured, and will be gathered in control device in T time section
To first position information and second place information integration to generate the end face vertical trajectory and wheel face rail of wheel to be measured
Trace, N number of the end face vertical trajectory and wheel face trajectory is sequentially combined the profile information for constructing wheel to be measured,
Then above-mentioned profile information is contrasted with nominal contour information, to judge whether wheel to be detected may be reused.This
Invention passes through the contour surface information of probe collection wheel to be measured, and the result of collection can accurately react the wheel of actual wheel
Exterior feature, so as to ensure that the accuracy of testing result.
Brief description of the drawings
Fig. 1 is the structure diagram of rail vehicle wheel detecting system in the prior art；
Fig. 2 is the structure diagram of the rail vehicle wheel detecting system of one embodiment of the invention；
Fig. 3 is the structure diagram of the embodiment of detection means one of the present invention；
Fig. 4 is the flow chart of the rail vehicle wheel detection method of one embodiment of the invention.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.Following instance
For illustrating the present invention, but it is not limited to the scope of the present invention.
Embodiment one
Fig. 2 is the structure diagram of the rail vehicle wheel detecting system of the present embodiment；Fig. 2 is refer to, the present embodiment is provided
A kind of rail vehicle wheel detecting system, including：
Detection means and control device, detection means are connected with control device communication；
Detection means includes：
Installed part, for installing wheel to be measured and can drive wheel rotation to be measured, and the central shaft of wheel to be measured is vertical
Set；
First sensing element, including for the first probe with wheel end contact to be measured, for driving the first probe to exist
The first driving means moved on vertical direction, and first sensor, the first probe are moved back and forth by the cycle of time T, the
One sensor is used for the first position information that the first probe is gathered during wheel to be measured rotates；
Second sensing element, including for contacted with wheel face to be measured the second probe, for drive the second probe edge
Second drive device of the bus movement of wheel to be measured, and second sensor, the second probe are back and forth moved using time T as the cycle
Dynamic, second sensor is used for the second place information that the second probe is gathered in wheel rotary course to be measured；
Control device generates to be measured respectively according to the first position information and second place information that are collected in T time section
The end face vertical trajectory and wheel face trajectory of wheel, and according to the end face vertical rail generated out of first T time section
Trace and wheel face trajectory, to generation in n-th T time section end face vertical trajectory and wheel face trajectory sequentially
Combination builds the contour surface information of wheel to be measured；N is natural number.
Specifically, above-mentioned installed part should include that the mounting platform of wheel to be measured can be placed, mounting platform itself can revolve
Turn or mounting platform on be additionally provided with a rotatable platform, wheel to be measured is placed on the rotatable platform；Install flat
On platform should also be provided with for clamping wheel to be measured gripping mechanism so that wheel to be measured will not be flown out when being rotated with mounting platform it is flat
Platform, it is ensured that the safety of tester；Installed part should also include being used for the motor that drive installation platform rotates, the motor
It is connected with control device communication, to adjust the rotating speed of the motor as needed.
First sensing element can be arranged on mounting platform, can also be arranged on outside mounting platform.As a kind of specific
Embodiment the first sensing element can be arranged on mounting platform, the first sensing element include first sensor, first
Sensor is provided with shell, and shell is set on the vertical pivot vertical with mounting platform and can moved up and down along vertical pivot；First sensor
Shell on be additionally provided with the first probe, the first probe is connected with first sensor communication with by the wheel surface number to be measured detected
According to being transferred to first sensor；First sensor is also associated with first driving means, it is preferred that the device is stepper motor, step
Stepper motor can be fixedly installed on vertical pivot；First sensor and first driving means are connected with control device communication, to control
The data detected are simultaneously timely transmitted in control device by the motion of first sensor processed.It can set in advance when actually detected
A fixed detection cycle, the time T of detection cycle can be arranged as required to, and the present embodiment is not limited this, first position letter
Breath is the set of the positional information of the wheel end face to be measured gathered in the cycle on all timing nodes.
Second sensing element can be arranged on mounting platform, can also be arranged on outside mounting platform.As a kind of specific
Embodiment the second sensing element can be arranged on mounting platform, the second sensing element include second sensor, second
Sensor is provided with shell, and shell is set on the transverse axis parallel with mounting platform and can be along transverse axis side-to-side movement；Second sensor
Shell on be additionally provided with the second probe, the second probe is connected with second sensor communication with by the wheel surface number to be measured detected
According to being transferred to second sensor；Second sensor is also associated with the second drive device, it is preferred that the device is stepper motor, step
Stepper motor can be fixedly installed on transverse axis；Second sensor and the second drive device are connected with control device communication, to control
The data detected are simultaneously timely transmitted in control device by the motion of second sensor processed.It can set in advance when actually detected
A fixed detection cycle, the time T of detection cycle can be arranged as required to, and ensure the detection cycle phase with the first sensing element
Together, so that the two is synchronized with the movement, the present embodiment is not limited this, and second place information is all timing nodes in the cycle
The set of the positional information of the wheel end face to be measured of upper collection.
Fig. 3 is the structure diagram of the embodiment of detection means one of the present invention；Reference picture 3, further, can be by this
The detection means of embodiment is set to structure as shown in Figure 3, and the detection means under the embodiment is included in frame 1, frame 1
The through hole passed through for rotating shaft 2 is offered, one end of rotating shaft 2 connects the output end of motor, and the other end connects mounting platform 3,
Rotated in the horizontal direction with drive installation platform 3；The gripping mechanism for clamping wheel 4 to be measured is additionally provided with frame 1；Clamping is filled
Put including fix bar 11 and chuck 12, fix bar 11 is vertically set in frame 1, and chuck is connected with fix bar by universal joint 13
Connect, universal joint 13 can be rotated around fix bar 11, to drive wheel turn-over to be measured.Frame 1 is provided with the first sensing element and the
Two sensing elements, the first sensing element includes the first detection axle 5, and the first detection axle 5 is perpendicular to the surface of frame 1, the first detection
First sensor 6 is arranged with axle 5, the shell of first sensor is provided with the first probe 7, and first sensor 6 can be along first
Detection axle 5 moves to detect the vertical plane of waste and old wheel 4；Second sensing element includes being arranged on the upper end of the first detection axle 5
Second detection axle 8, the second detection axle 8 is parallel with the surface of frame 1, and second sensor 9, second are arranged with the second detection axle 8
Sensor 9 is provided with the second probe 10, and the second probe 10 can be moved to detect the side of waste and old wheel along the second detection axle 8；The
One sensor 6, second sensor 9 and motor are connected with control device communication, to control the motion of each detecting element simultaneously
Receive detection data.
Certainly, the embodiment of the present embodiment detection means is not limited thereto, and those skilled in the art can root
Measuring car wheel is treated according to the detection means for needing setting any appropriate to be detected, all should be fallen into as long as its principle is same as the present application
In the protection domain of the application.
While above-mentioned detection is carried out to the wheel to be measured, the detection electricity of control device reception sensor feedback
Above-said current signal is simultaneously reduced into data signal by signal in control device.Control device will T time section in collect first
Positional information and second place information generate the end face vertical trajectory and wheel face trajectory of wheel to be measured respectively, and according to
From the end face vertical trajectory and wheel face trajectory of generation in first T time section, to generation in n-th T time section
End face vertical trajectory and wheel face trajectory sequentially combine the contour surface information for building wheel to be measured；Wherein, N is nature
Number.
Generate the nominal contour that will can be prestored after the contour surface information of wheel to be measured in above- mentioned information and control device
Surface information is contrasted, and (wherein, the contour surface information and nominal contour surface information of wheel to be measured can be numerical value letter
Breath), judge that the profile of wheel to be measured whether there is defect, its specific way of contrast can be：By the profile table of wheel to be measured
Face information is compared one by one with nominal contour surface information, if the contour surface information somewhere of wheel to be measured and nominal contour table
Face information is inconsistent, is marked, and compares and the contour surface information of labeled wheel to be measured is further sentenced after terminating
Disconnected, the criterion in the present embodiment can be：If the numerical value at labeled place is more than the number of corresponding nominal contour surface information
Value, then judge that surface has projection at this；If the numerical value at labeled place is less than the numerical value of corresponding nominal contour surface information,
Judge that surface has depression at this；Judge that surface has crackle at this if labeled place is without numerical value.
The rail vehicle wheel detecting system of the present embodiment, by the sensing element of first sensor in the wheel to be measured
The first position information of the first probe is gathered during rotation, the sensing element of second sensor rotates in the wheel to be measured
During gather the second place information of the second probe, and the first position that will be collected in control device in T time section
Information and second place information integration are to generate the end face vertical trajectory and wheel face trajectory of wheel to be measured, by N number of institute
State end face vertical trajectory and wheel face trajectory sequentially combines the profile information for constructing wheel to be measured, then by above-mentioned wheel
Wide information is contrasted with nominal contour information, to judge whether wheel to be detected may be reused.The present invention passes through probe
The contour surface information of wheel to be measured is gathered, the result of collection can accurately react the profile of actual wheel, it is ensured that detection
As a result accuracy.
Further, first sensor and second sensor are position sensor, first position information and the second place
Information is the set of institute's co-ordinate position information a little of T time section internal probe collection, and co-ordinate position information includes X-coordinate letter
Breath, Y-coordinate information and Z coordinate information, X-coordinate and Y-coordinate are orthogonal two coordinates in horizontal plane, and Z side's coordinate is vertical
In the vertical coordinate of horizontal plane.Under this embodiment, the contour surface information of the wheel to be measured of generation is three in control device
Graphical information is tieed up, corresponding nominal contour surface information is also 3-D graphic information, can be more straight using 3-D graphic contrast
The position and the defect type that reflect defect seen, specific detection method can be：By the 3-D graphic and mark of wheel to be measured
The 3-D graphic of quasi- wheel overlaps (even if the central axis of the two is overlapping), if now in the 3-D graphic of wheel to be measured certain
Place and the 3-D graphic of standard wheel are underlapped, then system is automatically to being marked herein, can be straight in 3-D graphic
The defect type reflected now seen belongs to surface indentation or rat.It can be seen that, defect is caused using such a mode
Reaction is more directly perceived.
Because the coefficient of friction of material surface is difficult directly to be reflected by image, on the basis of above-mentioned embodiment
On, 3rd sensor can also be provided with the first sensing element, the 4th sensor, the 3rd are additionally provided with the second sensing element
Sensor and the 4th sensor are pressure sensor, and 3rd sensor is connected with the first probe for detecting road wheel end to be measured
The frictional force and normal pressure in face, the 4th sensor are connected frictional force for detecting wheel face to be measured and just with the second probe
Pressure, control device calculates the skin-friction coefficient of wheel to be measured according to frictional force and normal pressure, and skin-friction coefficient is equal to
The business of frictional force and normal pressure.The coefficient of friction of wheel surface to be measured and its positional information (i.e. above-mentioned first position information and the
Two positional informations) correspond, defective locations are searched with square side.Also there is the standard friction system of wheel surface in control device
Number, may determine that wheel surface to be measured with the presence or absence of phenomenons such as pluckings the two progress contrast.
Further, above-mentioned detection device also includes the quality detection device for being used to measure wheel mass to be measured, quality inspection
Utensil can be weighed for electronic scale etc. by surveying device, and quality detection device is communicated with control device to be connected the quality letter of wheel to be measured
Breath is contrasted with the standard quality information in control device, the wheel to be measured if the quality of detection is in the range of standard quality
Satisfactory quality, otherwise, the quality of wheel to be measured is undesirable.
More further, above-mentioned detection device also includes being used to treat the failure detector that measuring car wheel carries out internal flaw detection, visits
It can be that reflectoscope or ray visit device (such as x-ray inspection device) to hinder device, and failure detector, which can be detected, treats measuring car
The internal flaw of wheel, failure detector is connected with control device communication, and the defectogram picture detected can be delivered into control in real time
In device, the inside that defectogram picture can clearly indicate out wheel to be measured whether there is defect.
Comprehensive detection is carried out by surface profile, skin-friction coefficient, quality and the internal flaw for the treatment of measuring car wheel, according to
The result of comprehensive detection judges whether wheel to be measured may be reused so that testing result is more accurate reliable.
Embodiment two
Fig. 4 is the flow chart of the rail vehicle wheel detection method of the present embodiment, refers to Fig. 4, and the present embodiment provides one
Rail vehicle wheel detection method is planted, detection means of this method based on embodiment one is implemented, and this method includes：
The sensing element of first sensor gathers the first position information of the first probe during wheel to be measured rotates,
First probe is contacted with the surface of wheel to be measured, and the first probe under the driving of first driving means using time T as cycle edge
Vertical direction is moved back and forth；
The sensing element of second sensor gathers the second place information of the second probe during wheel to be measured rotates,
Second probe is contacted with the surface of wheel to be measured, and the second probe under the driving of the second drive device using time T as cycle edge
The bus of wheel to be measured is moved back and forth；
Control device generates to be measured respectively according to the first position information and second place information that are collected in T time section
The end face vertical trajectory and wheel face trajectory of wheel, and according to the end face vertical rail generated out of first T time section
Trace and wheel face trajectory, to generation in n-th T time section end face vertical trajectory and wheel face trajectory sequentially
Combination builds the contour surface information of wheel to be measured；
Contour surface information is contrasted with the standard information in control device, judges whether wheel to be measured can repeat
Use；If the numerical value of contour surface information is located in the number range of standard information, judge that wheel to be measured may be reused；
If the numerical value of contour surface information is located at outside the number range of standard information, judges that wheel to be measured is not reproducible and use.
Specifically, wheel to be measured is arranged on mounting platform, the central shaft of wheel to be measured is vertically arranged, and measuring car is treated during detection
Wheel keeps also being provided with the gripping mechanism for clamping wheel to be measured on rotation status, mounting platform, so that wheel to be measured is with peace
Will not fly out platform during assembling platform rotation, it is ensured that the safety of tester；Installed part should also include being used for the rotation of drive installation platform
The motor turned, the motor is connected with control device communication, to adjust the rotating speed of the motor as needed.
First sensing element can be arranged on mounting platform, can also be arranged on outside mounting platform.As a kind of specific
Embodiment the first sensing element can be arranged on mounting platform, the first sensing element include first sensor, first
Sensor is provided with shell, and shell is set on the vertical pivot vertical with mounting platform and can moved up and down along vertical pivot；First sensor
Shell on be additionally provided with the first probe, the first probe is connected with first sensor communication with by the wheel surface number to be measured detected
According to being transferred to first sensor；First sensor is also associated with first driving means, it is preferred that the device is stepper motor, step
Stepper motor can be fixedly installed on vertical pivot；First sensor and first driving means are connected with control device communication, to control
The data detected are simultaneously timely transmitted in control device by the motion of first sensor processed.It can set in advance when actually detected
A fixed detection cycle, the time T of detection cycle can be arranged as required to, and the present embodiment is not limited this, first position letter
Breath is the set of the positional information of the wheel end face to be measured gathered in the cycle on all timing nodes.
Second sensing element can be arranged on mounting platform, can also be arranged on outside mounting platform.As a kind of specific
Embodiment the second sensing element can be arranged on mounting platform, the second sensing element include second sensor, second
Sensor is provided with shell, and shell is set on the transverse axis parallel with mounting platform and can be along transverse axis side-to-side movement；Second sensor
Shell on be additionally provided with the second probe, the second probe is connected with second sensor communication with by the wheel surface number to be measured detected
According to being transferred to second sensor；Second sensor is also associated with the second drive device, it is preferred that the device is stepper motor, step
Stepper motor can be fixedly installed on transverse axis；Second sensor and the second drive device are connected with control device communication, to control
The data detected are simultaneously timely transmitted in control device by the motion of second sensor processed.It can set in advance when actually detected
A fixed detection cycle, the time T of detection cycle can be arranged as required to, and ensure the detection cycle phase with the first sensing element
Together, so that the two is synchronized with the movement, the present embodiment is not limited this, and second place information is all timing nodes in the cycle
The set of the positional information of the wheel end face to be measured of upper collection.
The detection electric signal of control device reception sensor feedback simultaneously reduces above-said current signal in control device
Into data signal.Control device generates the first position information and second place information that are collected in T time section to be measured respectively
The end face vertical trajectory and wheel face trajectory of wheel, and according to the end face vertical rail generated out of first T time section
Trace and wheel face trajectory, to generation in n-th T time section end face vertical trajectory and wheel face trajectory sequentially
Combination builds the contour surface information of wheel to be measured；Wherein, N is natural number.
Generate the nominal contour that will can be prestored after the contour surface information of wheel to be measured in above- mentioned information and control device
Surface information is contrasted, and (wherein, the contour surface information and nominal contour surface information of wheel to be measured can be numerical value letter
Breath), judge that the profile of wheel to be measured whether there is defect, its specific way of contrast can be：By the profile table of wheel to be measured
Face information is compared one by one with nominal contour surface information, if the contour surface information somewhere of wheel to be measured and nominal contour table
Face information is inconsistent, is marked, and compares and the contour surface information of labeled wheel to be measured is further sentenced after terminating
Disconnected, the criterion in the present embodiment can be：If the numerical value at labeled place is more than the number of corresponding nominal contour surface information
Value, then judge that surface has projection at this；If the numerical value at labeled place is less than the numerical value of corresponding nominal contour surface information,
Judge that surface has depression at this；Judge that surface has crackle at this if labeled place is without numerical value.
The rail vehicle wheel detection method of the present embodiment, by the sensing element of first sensor in the wheel to be measured
The first position information of the first probe is gathered during rotation, the sensing element of second sensor rotates in the wheel to be measured
During gather the second place information of the second probe, and the first position that will be collected in control device in T time section
Information and second place information integration are to generate the end face vertical trajectory and wheel face trajectory of wheel to be measured, by N number of institute
State end face vertical trajectory and wheel face trajectory sequentially combines the profile information for constructing wheel to be measured, then by above-mentioned wheel
Wide information is contrasted with nominal contour information, to judge whether wheel to be detected may be reused.The present invention passes through probe
The contour surface information of wheel to be measured is gathered, the result of collection can accurately react the profile of actual wheel, it is ensured that detection
As a result accuracy.
Further, first position information and second place information for T time section internal probe collection coordinate a little
Positional information, co-ordinate position information includes X-coordinate information, Y-coordinate information and Z coordinate information, and X-coordinate and Y-coordinate are horizontal plane
Interior orthogonal two coordinates, vertical coordinate of Z side's coordinate perpendicular to horizontal plane.Under this embodiment, in control device
The contour surface information of the wheel to be measured of generation is 3-D graphic information, and corresponding nominal contour surface information is also 3-D graphic
Information, position and the defect type of defect, specific detection method can be more intuitively reflected using 3-D graphic contrast
Can be：The 3-D graphic of the 3-D graphic of wheel to be measured and standard wheel is overlapped (even if the central axis weight of the two
It is folded), if now the 3-D graphic of somewhere and standard wheel is underlapped in the 3-D graphic of wheel to be measured, system is automatic to herein
It is marked, can intuitively reflects that defect type now belongs to surface indentation or rat in 3-D graphic.
It can be seen that, cause that the reaction of defect is more directly perceived using such a mode.
Because the coefficient of friction of material surface is difficult directly to be reflected by image, on the basis of above-mentioned embodiment
On, the first force parameter when detecting that the first probe passes through wheel end face to be measured by the 3rd sensor being connected with the first probe is believed
Breath, the 4th sensor being connected by the second probe detects that the second mechanics parameter when the second probe passes through wheel face to be measured is believed
Breath；First mechanics parameter information and the second mechanics parameter information at least include mantle friction force information and malleation force information；
Control device according to the first mechanics parameter information and the second mechanics parameter information generate respectively the first coefficient of friction and
Second coefficient of friction, i.e., draw skin-friction coefficient by the quotient of gauging surface frictional force and normal pressure.First coefficient of friction
Corresponded with first position information, the second coefficient of friction is corresponded with second place information；
By the standard of the first coefficient of friction and the second coefficient of friction of wheel to be measured respectively with being prestored in control device
Skin-friction coefficient is contrasted, when the first coefficient of friction and the second coefficient of friction numerical value standard surface coefficient of friction number
When in the range of value, the skin-friction coefficient of wheel to be measured is qualified；When the numerical value of the first coefficient of friction and the second coefficient of friction is in mark
When outside the number range of quasi- skin-friction coefficient, the skin-friction coefficient of wheel to be measured is unqualified, i.e., wheel surface to be measured is present
Plucking phenomenon.
Further, wheel to be measured in addition to is positioned over to the weight that wheel to be measured is obtained on Weight detecting device；Will weight
Amount is contrasted with the standard weights information in control device, when the weight of wheel to be measured is located in the range of standard weights,
The weight of wheel to be measured is qualified；When the weight of wheel to be measured is located at outside the scope of standard weights, the weight of wheel to be measured does not conform to
Lattice.
More further, also treating measuring car wheel using failure detector (as reflectoscope or ray visit device)
Inside is detected a flaw, and the inside that defectogram picture can clearly indicate out wheel to be measured whether there is defect.
Comprehensive detection is carried out by surface profile, skin-friction coefficient, quality and the internal flaw for the treatment of measuring car wheel, according to
The result of comprehensive detection judges whether wheel to be measured may be reused so that testing result is more accurate reliable.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of rail vehicle wheel detecting system, it is characterised in that including：
Detection means and control device, the detection means are connected with control device communication；
The detection means includes：
Installed part, for installing wheel to be measured and the wheel rotation to be measured can be driven, and the central shaft of the wheel to be measured
It is vertically arranged；
First sensing element, including for the first probe with the wheel end contact to be measured, for driving described first to visit
The first driving means of pin in the vertical direction movement, and first sensor, first probe are reciprocal using time T as the cycle
Mobile, the first sensor is used for the first position letter that first probe is gathered during the wheel rotation to be measured
Breath；
Second sensing element, including for the second probe with the vehicle wheel contacts side surfaces to be measured, for driving described second
The second drive device that bus of the probe along the wheel to be measured is moved, and second sensor, second probe is with time T
Moved back and forth for the cycle, the second sensor is used for the second that the second probe is gathered in the wheel rotary course to be measured
Confidence ceases；
The control device is distinguished according to the first position information and the second place information that are collected in T time section
The end face vertical trajectory and wheel face trajectory of wheel to be measured are generated, and according to the institute generated out of first T time section
State end face vertical trajectory and wheel face trajectory, end face vertical trajectory and wheel side to generation in n-th T time section
Face trajectory sequentially combines the contour surface information for building the wheel to be measured；The N is natural number.
2. rail vehicle wheel detecting system according to claim 1, it is characterised in that the first sensor and second
Sensor is position sensor, and the first position information and second place information are all of T time section internal probe collection
The co-ordinate position information of point, the co-ordinate position information includes X-coordinate information, Y-coordinate information and Z coordinate information, the X-coordinate
It is orthogonal two coordinates in horizontal plane with Y-coordinate, the Z coordinate is the vertical coordinate perpendicular to the horizontal plane.
3. rail vehicle wheel detecting system according to claim 1, it is characterised in that in first sensing element also
Provided with 3rd sensor, the 4th sensor, the 3rd sensor and the 4th sensor are additionally provided with second sensing element
It is pressure sensor, the 3rd sensor is connected for detecting rubbing for the wheel end face to be measured with first probe
Power and normal pressure are wiped, the 4th sensor is connected for the friction for detecting the wheel face to be measured with second probe
Power and normal pressure, the control device can calculate the mantle friction of the wheel to be measured according to the frictional force and normal pressure
Coefficient.
4. rail vehicle wheel detecting system according to claim 1, it is characterised in that the detection means also includes using
In the quality detection device for measuring the wheel mass to be measured.
5. rail vehicle wheel detecting system according to claim 1, it is characterised in that the detection means also includes using
In the failure detector that internal flaw detection is carried out to the wheel to be measured.
6. a kind of rail vehicle wheel detection method of system based on described in claim 1, it is characterised in that including：
The sensing element of first sensor gathers the first position information of the first probe during the wheel rotation to be measured,
First probe is contacted with the surface of the wheel to be measured, and first probe under the driving of first driving means with when
Between T be the cycle vertically move back and forth；
The sensing element of second sensor gathers the second place information of the second probe during the wheel rotation to be measured,
Second probe is contacted with the surface of the wheel to be measured, and second probe under the driving of the second drive device with when
Between T be bus of the cycle along wheel to be measured move back and forth；
Control device is generated respectively according to the first position information and the second place information that are collected in T time section
The end face vertical trajectory and wheel face trajectory of wheel to be measured, and according to the end generated out of first T time section
The vertical trajectory in face and wheel face trajectory, end face vertical trajectory and wheel face rail to generation in n-th T time section
Trace sequentially combines the contour surface information for building the wheel to be measured；
The contour surface information and the standard information in the control device are contrasted, whether the wheel to be measured is judged
It may be reused；If the numerical value of the contour surface information is located in the number range of the standard information, judge described
Wheel to be measured may be reused；If the numerical value of the contour surface information is located at outside the number range of the standard information,
Judge that the wheel to be measured is not reproducible to use.
7. rail vehicle wheel detection method according to claim 6, it is characterised in that the first position information and
Two positional informations are institute's co-ordinate position information a little of T time section internal probe collection, and the co-ordinate position information includes X-coordinate
Information, Y-coordinate information and Z coordinate information, the X-coordinate and Y-coordinate are orthogonal two coordinates, the Z in horizontal plane
Coordinate is the vertical coordinate perpendicular to the horizontal plane.
8. rail vehicle wheel detection method according to claim 7, it is characterised in that also include：By with described
The connected 3rd sensor of one probe detects the first force parameter information when first probe passes through the wheel end face to be measured,
Second when the 4th sensor being connected by second probe detects that second probe passes through the wheel face to be measured
Mechanics parameter information；
The control device generates the first friction system respectively according to the first mechanics parameter information and the second mechanics parameter information
Number and the second coefficient of friction, first coefficient of friction are corresponded with the first position information, second coefficient of friction
Corresponded with second place information；
By the first coefficient of friction and the second coefficient of friction of the wheel to be measured respectively with being prestored in the control device
Standard surface coefficient of friction is contrasted, when the numerical value of the first coefficient of friction and the second coefficient of friction is in the standard surface friction
When in the number range of coefficient, the skin-friction coefficient of the wheel to be measured is qualified；When the first coefficient of friction and the second friction system
When several numerical value is outside the number range of the standard surface coefficient of friction, the skin-friction coefficient of the wheel to be measured does not conform to
Lattice.
9. rail vehicle wheel detection method according to claim 8, it is characterised in that also include：
The wheel to be measured is positioned over to the weight that the wheel to be measured is obtained on Weight detecting device；By the weight with it is described
Standard weights in control device is contrasted, when the weight of the wheel to be measured is located in the range of the standard weights,
The weight of the wheel to be measured is qualified；It is described to treat when the weight of the wheel to be measured is located at outside the scope of the standard weights
The weight of measuring car wheel is unqualified.
10. rail vehicle wheel detection method according to claim 9, it is characterised in that also using failure detector
The inside of the wheel to be measured is detected a flaw, defect whether there is with the inside for judging wheel to be measured.
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| CN201710284129.3A CN107084698B (en) | 2017-04-26 | 2017-04-26 | Rail vehicle wheel detection system and detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414927A (en) * | 2021-08-24 | 2021-09-21 | 江苏铭鹏装备有限公司 | Compression roller surface wear detection equipment |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4934184A (en) * | 1987-12-25 | 1990-06-19 | Bridgestone Corporation | Method of detecting defects in pneumatic tire in non-destructive manner |
| CN2221211Y (en) * | 1994-10-05 | 1996-02-28 | 北京化工大学 | Friction coefficient detecting device |
| CN2573998Y (en) * | 2002-10-10 | 2003-09-17 | 山东豪迈机械科技有限公司 | Special three-coordinate measurer for tyre mould |
| JP2005153686A (en) * | 2003-11-25 | 2005-06-16 | Yokohama Rubber Co Ltd:The | Method, device and program for analyzing grounding image of tire |
| CN101191722A (en) * | 2006-11-28 | 2008-06-04 | 施耐宝仪器股份有限公司 | Method of and apparatus for determining geometrical dimensions of a wheel rim, in particular when fitting and/or removing a motor vehicle tyre |
| CN201083492Y (en) * | 2007-09-30 | 2008-07-09 | 中橡集团曙光橡胶工业研究设计院 | Tyre outer contour measuring apparatus |
| CN201532167U (en) * | 2009-11-02 | 2010-07-21 | 浙江金固股份有限公司 | Wheel radial jump and run-out tolerance detection machine |
| CN202166411U (en) * | 2011-07-13 | 2012-03-14 | 张凤娟 | Wheel rim jack value measuring device |
| CN102809364A (en) * | 2012-07-09 | 2012-12-05 | 天津大学 | Method for determining complex curved surface profile error |
| CN103472138A (en) * | 2013-09-25 | 2013-12-25 | 北京新联铁科技股份有限公司 | Track vehicle rim and tread flaw detection probe assembly system |
| CN203630094U (en) * | 2013-09-25 | 2014-06-04 | 北京新联铁科技股份有限公司 | Wheel rim and tread flaw detection assembly system for railway vehicle |
| CN105579253A (en) * | 2013-07-30 | 2016-05-11 | 特雷勒堡轮胎系统意大利股份公司 | Tire with improved traction |
| CN106248279A (en) * | 2016-07-28 | 2016-12-21 | 徐州工程学院 | Force of rolling friction and coefficient of rolling friction determinator |
-
2017
- 2017-04-26 CN CN201710284129.3A patent/CN107084698B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4934184A (en) * | 1987-12-25 | 1990-06-19 | Bridgestone Corporation | Method of detecting defects in pneumatic tire in non-destructive manner |
| CN2221211Y (en) * | 1994-10-05 | 1996-02-28 | 北京化工大学 | Friction coefficient detecting device |
| CN2573998Y (en) * | 2002-10-10 | 2003-09-17 | 山东豪迈机械科技有限公司 | Special three-coordinate measurer for tyre mould |
| JP2005153686A (en) * | 2003-11-25 | 2005-06-16 | Yokohama Rubber Co Ltd:The | Method, device and program for analyzing grounding image of tire |
| CN101191722A (en) * | 2006-11-28 | 2008-06-04 | 施耐宝仪器股份有限公司 | Method of and apparatus for determining geometrical dimensions of a wheel rim, in particular when fitting and/or removing a motor vehicle tyre |
| CN201083492Y (en) * | 2007-09-30 | 2008-07-09 | 中橡集团曙光橡胶工业研究设计院 | Tyre outer contour measuring apparatus |
| CN201532167U (en) * | 2009-11-02 | 2010-07-21 | 浙江金固股份有限公司 | Wheel radial jump and run-out tolerance detection machine |
| CN202166411U (en) * | 2011-07-13 | 2012-03-14 | 张凤娟 | Wheel rim jack value measuring device |
| CN102809364A (en) * | 2012-07-09 | 2012-12-05 | 天津大学 | Method for determining complex curved surface profile error |
| CN105579253A (en) * | 2013-07-30 | 2016-05-11 | 特雷勒堡轮胎系统意大利股份公司 | Tire with improved traction |
| CN103472138A (en) * | 2013-09-25 | 2013-12-25 | 北京新联铁科技股份有限公司 | Track vehicle rim and tread flaw detection probe assembly system |
| CN203630094U (en) * | 2013-09-25 | 2014-06-04 | 北京新联铁科技股份有限公司 | Wheel rim and tread flaw detection assembly system for railway vehicle |
| CN106248279A (en) * | 2016-07-28 | 2016-12-21 | 徐州工程学院 | Force of rolling friction and coefficient of rolling friction determinator |
Non-Patent Citations (1)
| Title |
|---|
| 高岩 等: "《一种激光扫描自动测量轮对几何参数的方法》", 《中国激光》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414927A (en) * | 2021-08-24 | 2021-09-21 | 江苏铭鹏装备有限公司 | Compression roller surface wear detection equipment |
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|---|---|
| CN107084698B (en) | 2020-03-31 |
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