CN206095149U - Train wheel set size and run -out tolerance on -line measuring system - Google Patents
Train wheel set size and run -out tolerance on -line measuring system Download PDFInfo
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- CN206095149U CN206095149U CN201620964673.3U CN201620964673U CN206095149U CN 206095149 U CN206095149 U CN 206095149U CN 201620964673 U CN201620964673 U CN 201620964673U CN 206095149 U CN206095149 U CN 206095149U
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Abstract
The utility model relates to a train wheel set size and run -out tolerance on -line measuring system, mechanical system comprises base, longmen frame, wheel pair conveyor, wheel pair location benchmark strutting arrangement, wheel pair rotation driving device, high accuracy movable detection device. Its characterized in that: installation longmen frame, wheel pair conveyor, wheel pair location benchmark strutting arrangement, wheel pair rotation driving device on the base, longmen mounts has high accuracy movable detection device, the radical location benchmark is regarded as with the axle journal surface to the adoption, more accords with the train operation operating condition, adopt axial auto -lock dress device, guarantee that wheel pair rotation measurement in -process does not take place the wheel pair offset, adopt servo motor control and absolute raster displacement feedback system to constitute closed loop control system among the control system, the repeated positioning accuracy of system is improved to the measuring position of guaranteeing accurate control laser displacement sensor, can guarantee the high mesh that detects precision, high repeated positioning accuracy and satisfy enterprise's production beat.
Description
Technical field
The utility model is related to a kind of detector for train wheel pair size and run-out tolerance on-line detecting system, belongs to Railway wheelset online
Technical field of non-contact measurement.
Background technology
Railway wheelset is the vitals in the bogie of car, and wheel owns to not only to bear high-speed heavy-load trains
Quiet, dynamic loading, also directly decides the quality for having influence on the safety and quality of vehicle operation.In rolling stock at high speed, greatly
Load-carrying, today of light structure direction development, wheel is put forward higher requirement to workmanship.
At present, domestic trolley coach manufacturing enterprise is at greatly hand dipping rank in Railway wheelset workmanship context of detection
Section.Wheel rotation in Railway wheelset detection process and to take turns to reference record be also to complete by hand, manual measurement is not only loaded down with trivial details,
High labor intensive, and survey tool backwardness, it is impossible to eliminate artificial measure error.
It is existing to take turns to self-operated measuring unit substantially all using the centre bore at the end of wheel shaft two as positioning datum, so as to realize wheel
To positioning axially and radially, but the result to circular runout is taken turns with wheel wheel pair to detect as detection benchmark using centre bore
Actual condition be not inconsistent, have uncertain radial positioning error.
To self-operated measuring unit, its measuring principle is the existing wheel based on structure striation method：During wheel is advanced
By CCD camera, the image of a certain section of wheel is collected in time, then the image to being obtained is analyzed, with
The measured curve of wheel rim and tread is extracted, it is calibrated afterwards with the standard wheel curve ratio set up compared with so as to draw flange tread
The parameters such as abrasion situation.(the friendship of optical cross-section and wheel of the detection means light belt that operationally CCD camera is gathered
Line) image should be a curve in theory, and actually CCD video cameras acquired image is a wider light belt, its
In inevitably contain many noises, this allows for measurement result and there is larger detection error.
The content of the invention
According to the problems referred to above, the purpose of this utility model is to provide detector for train wheel pair size and run-out tolerance on-line checking system
System, adopts using journal outer surface as radial positioning benchmark, more meets train operation actual condition；Filled using axial self-locking dress
Put, it is ensured that wheel offsets to not occurring to take turns during wheel measuring to position；In control system using Serve Motor Control with it is absolute
Pattern displacement reponse system constitutes closed-loop control system, it is ensured that the measurement position of precise control laser displacement sensor, improves system
The repetitive positioning accuracy of system；10 dot laser displacement transducers are adopted in measuring system, using the positioning base for meeting actual condition
Standard, completes the measurement of size to different types of Railway wheelset and run-out tolerance, ensure that high measurement accuracy, high repeats fixed
Position precision and the purpose for meeting enterprise's productive temp.
For achieving the above object, the utility model is employed the following technical solutions：Detector for train wheel pair size and run-out tolerance are online
Detecting system, mechanical system is driven to positioning datum support meanss, wheel to conveying device, wheel by pedestal, gantry frame, wheel to rotation
Dynamic device, high precision movement detection means composition.It is characterized in that：Gantry frame, wheel are installed right to conveying device, wheel on pedestal
Positioning datum support meanss, wheel are to rotating driving device；High precision movement detection means is installed on gantry frame；
Described wheel to conveying device by V-type support base, linear bearing, bearings framework, electrical pushing cylinder, mobility framework,
Linear guides and cylinder are constituted；Linear guides are symmetrically arranged on pedestal, are responsible for the linear motion of measured wheel pair.In the line of both sides
Property guide rail slide block on fixedly mount bearings framework, linear bearing is installed on bearings framework, be responsible for measured wheel to vertical
Motion；V-type support base is installed in linear bearing upper end, the positioning of wheel shaft when being responsible for measured wheel to rising or falling, electrical pushing cylinder peace
It is mounted on bearings framework and is connected with V-type support base, bearings framework is symmetrically installed in mobility framework, cylinder is installed on
Under mobility framework；
Described wheel is left and right symmetrically arranged on pedestal to positioning datum support meanss, including base, the support of bearing and two
To bearing.Floor installation is responsible for the support of whole device on pedestal；The support of bearing is arranged on base, and bearing is arranged on axle
Hold on support, be responsible for supporting the wheel shaft of rotation；
Two bearings are adopted in " V " word arrangement, and the radial positioning base using two bearing top circles as wheel to on-line checking
It is accurate, it is ensured that Wheel set detecting result more can truly reflect takes turns to actual running status；
Described wheel includes reducing motor, Hooks coupling universal coupling, axial self-locking device, motor support to rotating driving device
Seat.Hooks coupling universal coupling is arranged in reducing motor output shaft, and reducing motor is arranged on axial self-locking device, axial self-locking device
On motor supporting base, motor supporting base is arranged on pedestal；Wherein axial self-locking device by movable block, linear guides,
First servo-actuated briquetting, the second servo-actuated briquetting, handle composition, responsible reducing motor is adjusted axially with Hooks coupling universal coupling.Described
Linear guides are mounted on motor supporting base；Movable block is installed on linear guides slide block；First servo-actuated briquetting one end is arranged on to be moved
Motion block, the other end is connected with second servo-actuated briquetting one end；Second servo-actuated briquetting one end is arranged on the riser of motor supporting base, separately
One end is connected with handle；Handle is on movable block；
Described high precision movement detection means, vertically moves platform and constitutes by 5 horizontal shifting platforms and 3,5 water
Translation moving platform is respectively left axle shoulder mobile platform, right axle shoulder mobile platform, detection crossbeam, left qR mobile platforms, right qR movements
Platform, 3 vertically move platform and are respectively the first Z-direction mobile platform, the second Z-direction mobile platform, the 3rd Z-direction mobile platform.
Described mobile platform is constituted by support, servomotor, lead screw pair, slide rail, slide block is moved.Slide rail is arranged on movement
On support, it is responsible for platform motion guide and support；Slide block is arranged on slide rail, the install sensor on slide block；Lead screw pair is installed
On support and connect mobile support, be responsible for the motion transmission of platform；Servomotor is arranged on leading screw end.
Described left axle shoulder mobile platform is arranged on the left column of gantry frame, and right axle shoulder mobile platform is arranged on gantry
On the right column of framework, detection crossbeam is arranged on gantry frame crossbeam, the first Z-direction mobile platform, the second mobile platform and the
Three mobile platforms are arranged on detection crossbeam, and left qR mobile platforms are arranged on the first Z-direction mobile platform, right qR mobile platforms peace
It is mounted on the 3rd Z-direction mobile platform.
Described 5 horizontal shifting platforms and 3 vertically move and be respectively mounted on platform an absolute grating scale.
Described left axle shoulder mobile platform and right axle shoulder mobile platform is respectively mounted 2 laser displacement sensors, is left axle
Shoulder reference sensor/right axle shoulder reference sensor and left axle footpath reference measurement sensor/right axle footpath reference measurement sensor, left axle
Shoulder reference sensor/right axle shoulder reference sensor can in real time carry out nose balance, realize axially position accurate measurement, it is possible to
Complete the function of measuring；Left axle footpath reference measurement sensor/right axle footpath reference measurement sensor can be with real-time monitoring journal surface
Compensate with respect to the jitter values of centre bore, realize accurate measurement circular runout value；
Described left qR mobile platforms and right qR mobile platforms is respectively mounted 1 laser displacement sensor, is to complete
Take turns the measurement for justifying circular runout to wheel rolling circular diameter, qR, wheel rolling.
1 laser displacement sensor is respectively mounted on described the first Z-direction mobile platform and the 3rd Z-direction mobile platform, can
To complete the measurement that distance between backs of wheel flanges, road wheel end are jumped.
The second described Z-direction mobile platform installs 2 laser displacement sensors, can complete to take turns the survey for jumping brake disc end
Amount.
Described on-line detecting system is to constitute closed loop control with pattern displacement reponse system using PMAC Serve Motor Controls
System processed, for the measurement position of precise control laser displacement sensor, the control system is divided into four parts, PMAC servos electricity
Machine is controlled, pattern displacement feedback control, and PLC is controlled and measurement data acquisition system；Industrial computer issues instructions to PMAC motions
Control card, PMAC motion control cards are signaled to servo-driver 1 ~ 8, then are controlled respectively to be arranged on by servo-driver 1 ~ 8
Left axle shoulder mobile platform, right axle shoulder mobile platform, detection crossbeam, left qR mobile platforms, right qR mobile platforms, the movement of the first Z-direction
Platform, the second Z-direction mobile platform, 8 servomotors on the 3rd Z-direction mobile platform are in rotary moving；High precision movement detection dress
The displacement of 8 mobile platforms put is measured by grating scale and feeds back to PMAC motion control cards, then is calculated by control card
Compensation rate realizes the Accurate Position Control of mobile platform.The high repetitive positioning accuracy of guarantee system.PLC control system control wheel pair
Reducing motor of the servo electrical pushing cylinder of left and right 2, cylinder and wheel of conveying device to rotating driving device.Measurement data acquisition system
Unite and the data of 10 laser displacement sensors, i.e. left/right shaft shoulder reference sensor, the left/right diameter of axle are gathered by data collecting card
Sensor, the second Z-direction on reference sensor, left/right qR sensor, the first Z-direction mobile platform and the 3rd Z-direction mobile platform is moved
The sensor of moving platform.
Good effect of the present utility model is that it is adopted using journal outer surface as radial positioning benchmark, more meets train fortune
Row actual condition；Using axial self-locking assembling device, it is ensured that wheel offsets to not occurring to take turns during wheel measuring to position；Control system
Closed-loop control system is constituted with absolute grating Displacement Feedback system using Serve Motor Control in system, it is ensured that precise control laser position
The measurement position of displacement sensor, improves the repetitive positioning accuracy of system；10 dot laser displacement transducers are adopted in measuring system,
Using the positioning datum for meeting actual condition, the measurement of size to different types of Railway wheelset and run-out tolerance, energy are completed
Enough ensure high measurement accuracy, high repetitive positioning accuracy and meet the purpose of enterprise's productive temp.
Description of the drawings
Fig. 1 is Railway wheelset mechanical system normal axomometric drawing of the present utility model.
Fig. 2 is wheel of the present utility model to conveying device normal axomometric drawing.
Fig. 3 is wheel of the present utility model to positioning datum support meanss normal axomometric drawing.
Fig. 4 is wheel of the present utility model to rotating driving device normal axomometric drawing.
Fig. 5 is that high precision movement detection means of the present utility model constitutes normal axomometric drawing.
Fig. 6 is high precision mobile platform normal axomometric drawing of the present utility model.
Fig. 7 is sensor arrangement normal axomometric drawing of the present utility model.
Fig. 8 is Railway wheelset control system schematic diagram of the present utility model.
Fig. 9 is wheel rolling circular diameter operation principle schematic diagram of the present utility model.
Figure 10 is the utility model wheel potential difference, inner side away from operation principle schematic diagram.
Figure 11 is the utility model disk place value operation principle schematic diagram.
Figure 12 is qR values measurement request schematic diagram of the present utility model.
Figure 13 is qR operation principle schematic diagrams of the present utility model.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：Detector for train wheel pair size and run-out tolerance are online
Detecting system, mechanical system to positioning datum to conveying device III, wheel by pedestal I, gantry frame II, wheel as shown in figure 1, supported
Device IV, wheel are constituted to rotating driving device V, high precision movement detection means VI；It is characterized in that：Gantry is installed on pedestal I
Framework II, wheel are to conveying device III, wheel to positioning datum support meanss IV, wheel to rotating driving device V；On gantry frame II
High precision movement detection means VI is installed.
As shown in Figure 2 described wheel is to conveying device III, by V-type support base 1, linear bearing 2, bearings framework 3, electricity
Push away cylinder 4, mobility framework 5, linear guides 6 and cylinder 7 to constitute, linear guides 6 are symmetrically arranged on pedestal I, be responsible for measured wheel pair
Linear motion.Bearings framework 3 is fixedly mounted on the linear guides slide block of both sides, installs straight on bearings framework 3
Bobbin holds 2, is responsible for measured wheel to vertical movement；V-type support base 1 is installed in the upper end of linear bearing 2, be responsible for measured wheel to rising or
The positioning of wheel shaft during decline, electrical pushing cylinder 4 is arranged on bearings framework 3 and with V-type support base 1 and is connected, right in mobility framework 5
Claim bearing support frame 3 is installed, cylinder 7 is installed under mobility framework 5；
Wherein V-type support base 1, linear bearing 2, bearings framework 3 and electrical pushing cylinder 4 composition elevating mechanism, completes to wheel
To ascending, descending action.Elevating mechanism is arranged in mobility framework 5.The composition conveying of mobility framework 5, linear guides 6 and cylinder 7 is flat
Platform, complete to wheel to movable action.
As shown in Figure 3 described wheel is to IV point or so each 1 set of positioning datum support meanss, including base 8, the support of bearing 9
Constitute with two bearings 10.Base 8 is arranged on pedestal I, is responsible for the support of whole device；The support of bearing 9 is arranged on base 8
On, bearing 10 is arranged on the support of bearing 9, is responsible for supporting the wheel shaft of rotation；Two bearings 10 are adopted in " V " word arrangement, and with
Radial positioning benchmark of two bearing top circles as wheel to on-line checking, it is ensured that Wheel set detecting result more can truly reflect that wheel is right
Actual running status.The outer surface of axle journal is achieved in as radial positioning benchmark so that measure on this benchmark
Data more meet the actual condition of train operation.
As shown in Figure 4 described wheel includes reducing motor 11, Hooks coupling universal coupling 12, movable block to rotating driving device V
13rd, 14, second piece of servo-actuated briquetting 15, handle 16, linear guides 17, motor supporting base 18 of first piece of servo-actuated briquetting is constituted, universal
Shaft coupling 12 is arranged on the output shaft of reducing motor 11, and reducing motor 11 is arranged on axial self-locking device, axial self-locking device
On motor supporting base 18, motor supporting base 18 is arranged on pedestal I；Wherein axial self-locking device is by movable block 13, line
Property guide rail, the first servo-actuated briquetting, the second servo-actuated briquetting, handle composition, be responsible for the axial direction of reducing motor 11 and Hooks coupling universal coupling 12
Adjust.Described linear guides 17 are mounted on motor supporting base 18；Movable block 13 is installed on linear guides slide block；First piece with
The one end of dynamic pressure block 14 is arranged on movable block 13, and the other end is connected with second piece of one end of servo-actuated briquetting 15；Second piece of servo-actuated briquetting 15
One end is arranged on the riser of motor supporting base 18, and the other end is connected with handle 16；Handle 16 is on movable block 13.Realize that wheel is right
Rotate and ensure to take turns in measurement process to there is no axial float.
As shown in figure 5, described high precision movement detection means VI is by left axle shoulder mobile platform 19, right axle shoulder mobile platform
20th, detect that crossbeam 21, left qR mobile platforms 22, the Z-direction mobile platform 24 of right qR mobile platforms 23 and first, the movement of the second Z-direction are flat
Platform 25, the 3rd Z-direction mobile platform 26 are constituted.Left axle shoulder mobile platform 19 is arranged on the left column of gantry frame II, right axle shoulder
Mobile platform 20 is arranged on the right column of gantry frame II, and detection crossbeam 21 is arranged on the crossbeam of gantry frame II, the first Z-direction
Mobile platform 24, the second Z-direction mobile platform 25 and the 3rd Z-direction mobile platform 26 are arranged on detection crossbeam 21, and left qR movements are flat
Platform 22 is arranged on the first Z-direction mobile platform 24, and right qR mobile platforms 23 are arranged on the 3rd Z-direction mobile platform 26.
Described 5 horizontal shifting platforms and 3 vertically move and be respectively mounted on platform an absolute grating scale.
Described left axle shoulder mobile platform 19 and right axle shoulder mobile platform 20 is respectively mounted 2 laser displacement sensors, is
Left axle shoulder benchmark/right axle shoulder benchmark and left axle footpath reference measurement sensor/right axle footpath reference measurement sensor, left axle shoulder benchmark is passed
Sensor/right axle shoulder reference sensor can in real time carry out nose balance, realize axially position accurate measurement, it is possible to complete measurement
Function；Left axle footpath reference measurement sensor/right axle footpath reference measurement sensor can be with the relative center of real-time monitoring journal surface
The jitter values in hole are compensated, and realize accurate measurement circular runout value；
Described left qR mobile platforms 22 and right qR mobile platforms 23 is respectively mounted 1 laser displacement sensor, and being can be with
Complete to take turns the measurement for justifying wheel rolling circular diameter, qR, wheel rolling circular runout；
1 laser displacement sensing is respectively mounted on described the first Z-direction mobile platform 24 and the second Z-direction mobile platform 23
Device, can complete the measurement that distance between backs of wheel flanges, road wheel end are jumped；
Described Z-direction mobile platform 2 installs 2 laser displacement sensors, can complete to take turns the measurement for jumping brake disc end.
Mobile platform as shown in Figure 6 is by moving support 27, servomotor 28, lead screw pair 29, slide rail 30,31 groups of slide block
Into；Slide rail 30 is arranged on mobile support 27, is responsible for platform motion guide and support；Slide block 31 is arranged on slide rail 30, is being slided
Install sensor on block 30；Lead screw pair 29 is rack-mount and connects mobile support 27, is responsible for the motion transmission of platform；Servo
Motor 28 is arranged on leading screw end.
10 sensors, the right axle of left axle shoulder mobile platform 19/ are installed as shown in Figure 7 in high precision movement detection means VI
Shoulder mobile platform 20 is respectively mounted 2 laser displacement sensors, is the right axle shoulder reference sensor 33 of left axle shoulder reference sensor 32/
With the right axle footpath reference measurement sensor 35 of left axle footpath reference measurement sensor 34/, the right qR mobile platforms 37 of left qR mobile platforms 36/
1 laser displacement sensor is respectively mounted, on the first Z-direction mobile platform 38 and the 3rd Z-direction mobile platform 39 1 is respectively mounted
Laser displacement sensor, the second Z-direction mobile platform 40 installs 2 laser displacement sensors.By the translation of mobile platform, make
Sensor reaches the measurement position specified, and completes corresponding measurement.
PMAC servo control systems as shown in Figure 8, pattern displacement feedback control system, PLC control system and survey
Amount data collecting system constitutes control system；Wherein PMAC kinetic control systems send servo command by PMAC motion control cards,
Move to the action for controlling 8 motion platforms of high precision movement detection means VI, i.e. left axle shoulder mobile platform 19, right axle shoulder
Platform 20, detection crossbeam 21, left qR mobile platforms 22, the Z-direction mobile platform 24 of right qR mobile platforms 23 and first, the second Z-direction are moved
8 servomotors of moving platform 25, the 3rd Z-direction mobile platform 26；Pattern displacement reponse system is by high precision movement detection means
The grating scale of VI 8 motion platforms, the mobile data for being measured platform returns to PMAC motion control cards, by control calorimeter
Calculate the Accurate Position Control that compensation rate realizes laser displacement sensor.Ensure the high repetitive positioning accuracy of measuring system.
PLC control system control wheel is to the servo electrical pushing cylinder 4 of left and right 2 of conveying device, cylinder 7 and wheel to rotation driving
The reducing motor 11 of device.Measurement data acquisition system gathers the data of 10 laser displacement sensors by data collecting card,
That is the right axle shoulder reference sensor 33 of left axle shoulder reference sensor 32/, the right axle footpath reference sensor of left axle footpath reference sensor 34/
Sensor 35th, on the right qR sensors 37 of left qR sensors 36/, the first Z-direction mobile platform 38 and the 3rd Z-direction mobile platform 39,
The sensor of the second Z-direction mobile platform 40.
Specific detection process is as follows：
（1）Dimensional measurement：
1）Wheel rolling circular diameter
Laser displacement sensor 1. and 2. station acquisition wheel rolling circular diameter data as shown in Figure 9, and number will be measured
Carry out difference to calculate the diameter of wheel according to calibration data.Left and right wheelses are measured respectively rolls circular diameter.Formula is as follows：
D=D0-(SensorDetect-SensorDetect0)*2
In formula：D：Tested wheel rolling circle diameter, D0：Calibrating wheel rolls circular diameter, SensorDetect0：Laser position
Displacement sensor is in 1. or 2. position measurement calibration wheel to measured value, SensorDetect：Laser displacement sensor is in 1. or 2. position
Measurement measured wheel is put to measured value.
In the method that 1. position measurement wheel diameter actual measurement data illustrates measurement diameter.
2）Wheel potential difference
The data of collection point, enter with calibration data at laser displacement sensor 3., 4., 5. and 6. position as shown in Figure 10
Row difference takes turns potential difference value to calculate.Formula is as follows：
Dow=ABS(DowL-DowR)
Dow：Measured wheel is to taking turns potential difference, DowL：Measured wheel is to left side wheels potential difference, DowR：Measured wheel is to right-hand wheel potential difference；
DowL=DowL0+(SensorDetect1L-SensorDetect1L0)+(SensorDetect2L-
SensorDetect2L0)
In formula, DowdL0：Calibration wheel is to left side wheels potential difference, SensorDetect1L：Left side laser displacement sensor is in place
Put and 3. measure measured wheel to measured value, SensorDetect1L0：It is right that 3. left side laser displacement sensor measures calibration wheel in position
Measured value, SensorDetect2L：4. left side laser displacement sensor measures measured wheel to measured value in position,
SensorDetect2L0：4. left side laser displacement sensor measures calibration wheel to measured value in position；
DowR=DowR0+(SensorDetect1R-SensorDetect1R0)+(SensorDetect2R-
SensorDetect2R0)
In formula, DowR0：Calibration wheel is to right-hand wheel potential difference, SensorDetect1R：Right side laser displacement sensor is in position
6. measured wheel is measured to measured value, SensorDetect1R0：6. right side laser displacement sensor measures calibration wheel to surveying in position
Value, SensorDetect2R：5. right side laser displacement sensor measures measured wheel to measured value in position,
SensorDetect2R0：5. right side laser displacement sensor measures calibration wheel to measured value in position.
Leftward position 3., is 4. measured left side wheels potential difference value elaboration measuring method being taken turns.
3）Distance between backs of wheel flanges from
Laser displacement sensor as shown in Figure 10 4., 5. at position collection point data, carry out difference with calibration data
Come calculate distance between backs of wheel flanges from.
Dbw=Dbw0-((SensorDetect2L0+ SensorDetect2R0)-( SensorDetect2L+
SensorDetect2R))
In formula, Dbw：Tested distance between backs of wheel flanges, Dbw0：Calibration distance between backs of wheel flanges, SensorDetect2L：Left side laser
4. displacement transducer measures measured wheel to measured value, SensorDetect2L0 in position：Left side laser displacement sensor is in position
4. measurement calibration wheel is to measured value；SensorDetect2R：5. right side laser displacement sensor measures measured wheel to surveying in position
Value, SensorDetect2R0：5. right side laser displacement sensor measures calibration wheel to measured value in position.
Position 4., is 5. measured distance between backs of wheel flanges elaboration measuring method being taken turns.
4）Disk place value
The data of 3., 6., 7., 8. locating collection point of the laser displacement sensor as shown in Figure 11, it is poor with calibration data
Value is taken turns to disk place value to calculate.Figure 10 is shown with 3 axle-mounted brake disks, just there is 3 disk place values.Carry out successively by the figure direction of arrow
Measurement.Brake disc illustrates measuring method in tri- positions of A, B and C with location A.Formula is as follows：
E1=E10+(SensorDetect1L-SensorDetect1L0)+( SensorDetect3R-
SensorDetect3R0)
E1：Measured wheel is to location A disk place value, E10：Calibration wheel is to location A disk place value, SensorDetect1L：Swash in left side
3. Optical displacement sensor measures measured wheel to measured value, SensorDetect1L0 in position：Left side laser displacement sensor is in place
Put 3. measurement calibration to take turns to measured value；SensorDetect3R：8. right side laser displacement sensor measures measured wheel pair in position
Measured value, SensorDetect3R0：8. right side laser displacement sensor measures calibration wheel to measured value in position.
To take turns to position, 3., 8. measurement wheel illustrates measuring method to disk place value.
5）QR values
Wheel carries out a wheel rim profile scanning to every 120 ° of laser displacement sensors of rotation direction as shown in figure 12, often
0.05mm obtains the data of a profile point, and complete wheel rim data are obtained after the end of scan, obtains as shown in fig. 13 that
QR experiment curvs such that it is able to calculate qR values.
Run-out tolerance
1）Wheel rolling justifies circular runout
Laser displacement sensor press in Fig. 9 1., 2. station acquisition data.Process step is as follows：
Step 1：The data of 3 circles are rotated at laser displacement sensor collection wheel tread diameter（4800 points）；
Step 2：It is filtered process to point data, removes the noise spot at wheel tread diameter, such as little particle point, little
Pit etc.；
Step 3：The minimum of a value of the maximum-point data of wheel rolling circle circular runout=point data.
2）Road wheel end is jumped
Laser displacement sensor press in Figure 10 4., 5. station acquisition data.Process step is as follows：
Step 1：Laser displacement sensor collection wheel end face rotates the data of 3 circles（4800 points）；
Step 2：Process is filtered to point data, the noise spot on wheel end face, such as little particle point, small rut is removed
Deng；
Step 3：The minimum of a value of the maximum-point data of road wheel end jump=point data.
3）Jump at brake disc end
Laser displacement sensor press in Figure 11 7., 8. station acquisition data.Process step is as follows：
Step 1：Laser displacement sensor collection braking side surface rotates the data of 3 circles；
Step 2：Process is filtered to point data, the noise spot on wheel end face, such as little particle point, small rut is removed
Deng；
Step 3：The minimum of a value of the maximum-point data of brake disc end jump=point data.
Claims (7)
1. detector for train wheel pair size and run-out tolerance on-line detecting system, mechanical system is by pedestal, gantry frame, wheel to conveying dress
Put, take turns to positioning datum support meanss, wheel to rotating driving device, high precision movement detection means composition；It is characterized in that：Base
Gantry frame is installed on seat, is taken turns to conveying device, wheel to positioning datum support meanss, wheel to rotating driving device；Gantry frame
On high precision movement detection means is installed；
Described wheel is to conveying device by V-type support base, linear bearing, bearings framework, electrical pushing cylinder, mobility framework, linear
Guide rail and cylinder are constituted；Linear guides are symmetrically arranged on pedestal, are responsible for the linear motion of measured wheel pair；Linearly leading in both sides
Bearings framework is fixedly mounted on rail slide block, linear bearing is installed on bearings framework, be responsible for measured wheel to vertical movement；
V-type support base is installed in linear bearing upper end, the positioning of wheel shaft when being responsible for measured wheel to rising or falling, electrical pushing cylinder is arranged on axle
Hold in support frame and be connected with V-type support base, bearings framework is symmetrically installed in mobility framework, cylinder is installed on movable frame
Under frame；
Described wheel is left and right symmetrically arranged on pedestal to positioning datum support meanss, including base, the support of bearing and two pairs of axles
Hold；Floor installation is responsible for the support of whole device on pedestal；The support of bearing is arranged on base, and bearing is installed in bearing
On frame, it is responsible for supporting the wheel shaft of rotation；Two bearings are adopted in " V " word arrangement, and using two bearing top circles as wheel to online
The radial positioning benchmark of detection, it is ensured that Wheel set detecting result more can truly reflect takes turns to actual running status；
Described wheel includes reducing motor, Hooks coupling universal coupling, axial self-locking device, motor supporting base to rotating driving device；Its
Middle Hooks coupling universal coupling is arranged in reducing motor output shaft, and reducing motor is arranged on axial self-locking device, axial self-locking device
On motor supporting base, motor supporting base is arranged on pedestal；Wherein axial self-locking device by movable block, linear guides,
First servo-actuated briquetting, the second servo-actuated briquetting, handle composition, responsible reducing motor is adjusted axially with Hooks coupling universal coupling；
Described linear guides are mounted on motor supporting base；Movable block is installed on linear guides slide block；First servo-actuated briquetting one
End is arranged on movable block, and the other end is connected with second servo-actuated briquetting one end；Second servo-actuated briquetting one end is arranged on motor supporting base
Riser on, the other end is connected with handle；Handle is on movable block；
Described high precision movement detection means, vertically moves platform and constitutes by 5 horizontal shifting platforms and 3, and 5 levels are moved
Moving platform is respectively left axle shoulder mobile platform, right axle shoulder mobile platform, detection crossbeam, left qR mobile platforms, right qR mobile platforms,
3 vertically move platform and are respectively the first Z-direction mobile platform, the second Z-direction mobile platform, the 3rd Z-direction mobile platform.
2. detector for train wheel pair size according to claim 1 and run-out tolerance on-line detecting system, it is characterised in that described
Mobile platform is constituted by support, servomotor, lead screw pair, slide rail, slide block is moved；Slide rail is arranged on mobile support, is responsible for flat
Platform motion guide and support；Slide block is arranged on slide rail, the install sensor on slide block；Lead screw pair is rack-mount and connects
Mobile support, is responsible for the motion transmission of platform；Servomotor is arranged on leading screw end.
3. detector for train wheel pair size according to claim 1 and run-out tolerance on-line detecting system, it is characterised in that described
Left axle shoulder mobile platform is arranged on the left column of gantry frame, and right axle shoulder mobile platform is arranged on the right column of gantry frame
On, detection crossbeam is arranged on gantry frame crossbeam, the first Z-direction mobile platform, the second mobile platform and the 3rd mobile platform peace
It is mounted on detection crossbeam, left qR mobile platforms are arranged on the first Z-direction mobile platform, right qR mobile platforms are arranged on the 3rd Z-direction
On mobile platform.
4. detector for train wheel pair size according to claim 1 and run-out tolerance on-line detecting system, it is characterised in that described 5
Individual horizontal shifting platform and 3 vertically move and be respectively mounted on platform an absolute grating scale.
5. detector for train wheel pair size according to claim 1 and run-out tolerance on-line detecting system, it is characterised in that described
Left axle shoulder mobile platform and right axle shoulder mobile platform are respectively mounted 2 laser displacement sensors, are left axle shoulder reference sensor/right side
Shaft shoulder reference sensor and left axle footpath reference measurement sensor/right axle footpath reference measurement sensor, the left axle shoulder reference sensor/right side
Shaft shoulder reference sensor can in real time carry out nose balance, realize axially position accurate measurement, it is possible to complete the function of measuring；
Left axle footpath reference measurement sensor/right axle footpath reference measurement sensor can be with the bounce of the relative centre bore of real-time monitoring journal surface
Value is compensated, and realizes accurate measurement circular runout value.
6. detector for train wheel pair size according to claim 1 and run-out tolerance on-line detecting system, it is characterised in that described
Left qR mobile platforms and right qR mobile platforms are respectively mounted 1 laser displacement sensor, are can to complete to take turns to justify wheel rolling
Diameter, qR, wheel rolling justify the measurement of circular runout.
7. detector for train wheel pair size according to claim 1 and run-out tolerance on-line detecting system, it is characterised in that described
1 laser displacement sensor is respectively mounted on first Z-direction mobile platform and the 3rd Z-direction mobile platform, wheel can be completed to inner side
Away from the measurement that, road wheel end is jumped；Second Z-direction mobile platform installs 2 laser displacement sensors, can complete to take turns and brake disc end is jumped
Measurement.
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| CN201620964673.3U CN206095149U (en) | 2016-08-29 | 2016-08-29 | Train wheel set size and run -out tolerance on -line measuring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620964673.3U CN206095149U (en) | 2016-08-29 | 2016-08-29 | Train wheel set size and run -out tolerance on -line measuring system |
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| CN206095149U true CN206095149U (en) | 2017-04-12 |
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| CN201620964673.3U Withdrawn - After Issue CN206095149U (en) | 2016-08-29 | 2016-08-29 | Train wheel set size and run -out tolerance on -line measuring system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106441088A (en) * | 2016-08-29 | 2017-02-22 | 长春工程学院 | Online train wheelset dimension and run-out tolerance detection system |
| CN108955475A (en) * | 2018-08-28 | 2018-12-07 | 宁波城市职业技术学院 | A kind of amount arrow device |
| CN110294285A (en) * | 2019-06-03 | 2019-10-01 | 中国农业机械化科学研究院 | A kind of auger conveyor device for fast detecting and method |
| CN110671987A (en) * | 2019-11-07 | 2020-01-10 | 镇江中福马机械有限公司 | Moving disc end jump detection machine |
| CN111521607A (en) * | 2020-04-08 | 2020-08-11 | 哈尔滨兆禾机械设备技术开发有限公司 | Optical element positioning detection device |
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| CN106441088A (en) * | 2016-08-29 | 2017-02-22 | 长春工程学院 | Online train wheelset dimension and run-out tolerance detection system |
| CN108955475A (en) * | 2018-08-28 | 2018-12-07 | 宁波城市职业技术学院 | A kind of amount arrow device |
| CN108955475B (en) * | 2018-08-28 | 2023-12-15 | 宁波城市职业技术学院 | Arrow measuring device |
| CN110294285A (en) * | 2019-06-03 | 2019-10-01 | 中国农业机械化科学研究院 | A kind of auger conveyor device for fast detecting and method |
| CN110294285B (en) * | 2019-06-03 | 2020-07-14 | 中国农业机械化科学研究院 | Rapid detection device and method for spiral conveyor |
| CN110671987A (en) * | 2019-11-07 | 2020-01-10 | 镇江中福马机械有限公司 | Moving disc end jump detection machine |
| CN110671987B (en) * | 2019-11-07 | 2024-04-30 | 镇江中福马机械有限公司 | Movable disc end jump detector |
| CN111521607B (en) * | 2020-04-08 | 2023-02-07 | 哈尔滨兆禾机械设备技术开发有限公司 | Optical element positioning detection device |
| CN111521607A (en) * | 2020-04-08 | 2020-08-11 | 哈尔滨兆禾机械设备技术开发有限公司 | Optical element positioning detection device |
| CN113567154B (en) * | 2021-09-26 | 2021-12-17 | 山东天河科技股份有限公司 | A testing arrangement for vehicle wheel |
| CN113567154A (en) * | 2021-09-26 | 2021-10-29 | 山东天河科技股份有限公司 | A testing arrangement for vehicle wheel |
| CN113772119A (en) * | 2021-10-20 | 2021-12-10 | 中国民航大学 | Airplane wheel-runway friction coefficient measuring vehicle and using method thereof |
| CN113772119B (en) * | 2021-10-20 | 2023-12-08 | 中国民航大学 | Airplane wheel-runway friction coefficient measuring vehicle and application method thereof |
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