CN201540099U - Dynamic detecting equipment for thickness of railway wheel flanges - Google Patents
Dynamic detecting equipment for thickness of railway wheel flanges Download PDFInfo
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- CN201540099U CN201540099U CN2009201599607U CN200920159960U CN201540099U CN 201540099 U CN201540099 U CN 201540099U CN 2009201599607 U CN2009201599607 U CN 2009201599607U CN 200920159960 U CN200920159960 U CN 200920159960U CN 201540099 U CN201540099 U CN 201540099U
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- dynamic detecting
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Abstract
The utility model discloses dynamic detecting equipment for the thickness of railway wheel flanges, and belongs to the technical field of equipment used for mainly detecting the thickness of the railway wheel flanges and arranged in mechanical detecting equipment. The dynamic detecting equipment comprises flange detecting cases, an axle count positioning and controlling device provided with at least one sensor, and an IPC (Industrial Personal Computer) internally provided with measurement software; an image acquisition device comprising two digital cameras, at least one laser line light source and a mounting base is arranged in each case; and the flange detecting cases are mounted inside a left steel rail and a right steel rail in pairs. The dynamic detecting equipment is a set of safety detecting system mounted on a railway line, can dynamically measuring the geometric parameters of the flanges of the wheel sets of a normally-running train such as the thickness of the flanges and the abrasion of the circumferences, and forecasts the safety states of the wheel sets to enable maintenance workers to instantly deal with the failures of the train wheels, thereby ensuring the safe running of the train.
Description
Technical field
The utility model relates to a kind of railway wheel flange thickness dynamic detecting equipment, belongs to the technical field of mechanical detection device structure, belongs to the technical field of the structure that is mainly used in railway wheel flange thickness checkout equipment in the mechanical detection equipment specifically.
Background technology
In the railway utilization, running part is especially taken turns has vital role to running status to train safe.The wheel that safety is produced vital role comprises parameter: wheeling edge wearing, circumference abrasion, flat sliding etc.Because wheeling edge wearing can exert an influence to the vehicle operating quality, when crossing the turnout, the problem of trouble can appear squeezing, so the utilization limit of railway interests's regulation flange thickness is for being no more than 23mm particularly when wheeling edge wearing is serious, when detection is found to exceed, need change wheel and handle.
At present, the right detection of dynamic of China railways wheel also rests on the manual stage, and operating conditions is poor, labour intensity is big, efficiency is low.And car inspection and repair acts out one's plan and repaiies, and the wheel parameter changing condition of operational vehicle and catastrophic failure are difficult for finding that in time the hand inspection workload is big, and omission easily takes place.
Existing wheel is generally Static Detection equipment to the dimensional parameters automatic measuring equipment, wheel need be decomposed the bogie from rolling stock during detection, and this kind equipment generally uses when the maintenance of rail vehicles warehouse-in.The online wheel also has application at home and abroad to size kinetic measurement equipment, and its main mode is to adopt LASER Light Source to add the mode of image measurement.Because the position and the angular relationship of its laser instrument and image capture device, there is that measuring accuracy is not high, the problem of poor reliability.
Summary of the invention
The utility model provides a kind of railway wheel flange thickness dynamic detecting equipment, to realize and can take turns the wheel rim geometric parameter by the normal running train of kinetic measurement, comprises the abrasion of flange thickness and circumference, to taking turns the purpose that safe condition is forecast.
The technical solution of the utility model is in order to achieve the above object:
A kind of railway wheel flange thickness dynamic detecting equipment comprises: wheel rim detects cabinet, also comprises the meter axle location with at least one sensor and the industrial computer of control device and built-in Survey Software; In the described cabinet image collecting device is set, this wheel rim detects the cabinet mounted in pairs in the inboard of left and right sides rail, and the door of controllable switch is set on the cabinet.
This image collecting device comprises two digital cameras, at least one laser line light source and the mount pad that is oppositely arranged, the mount pad xsect is isosceles trapezoid and a lug boss is established at the middle part, this laser line light source protrudes and is installed on the described lug boss, and this mount pad bottom is provided with vibroshock; Laser line light source vertically upward, the laser rays plane of sending and the transversal section of rail are on a surface level, this digital camera serves as according to being arranged in parallel with rail with camera focus and optical axis, video camera becomes 15-45 degree angle and camera lens respectively towards the setting of wheel direction with orbit plane, the structure of wheel rim exterior contour is taken in formation from the bottom pitching, two digital cameras apart are 200～500mm, laser line light source is positioned at the center of two video camera lines, the camera lens focal length is 5～16mm, mounting strap pass filter mirror before the camera lens.
This digital camera is controlled images acquired by external trigger, and carries out Flame Image Process output by image pick-up card and the acquisition software that is built in industrial computer.
This meter axle location and control device are provided with door opening/closing apparatus and control circuit, and the signal that the formation industrial computer sends according to sensor passes through the structure of control circuit gauge tap door gear.
This door opening/closing apparatus is provided with door opening and closing mechanism, and motor and limit switch, described motor are stepper motor or corner motor.
This card rail device xsect becomes the L type, fixes relatively in I-beam bottom, rail road, and this wheel rim detects cabinet and is installed on the rail by card rail device.
This sensor is arranged on this wheel rim along the wheel direct of travel and detects 600 millimeter before cabinet, and front and back are provided with at a distance of the 200-260 millimeter in pairs.
Adopt the technical solution of the utility model because the mode that adopts line laser to combine with image detection is measured wheel rim, can satisfy the measuring accuracy requirement, mode with respect to other laser measurements, directly install with jig,, not easy for installation as basis and punching in orbit, the measuring accuracy height, low to the measurement environment requirement, can satisfy the high speed Testing requirement.
Wheel rim detects cabinet and adopted the integrated industrial product, and is convenient for installation and maintenance, has good interchangeability.Environment had good adaptive faculty.
Description of drawings
Fig. 1 detects the cabinet principle schematic for the utility model wheel rim
Fig. 2 detects cabinet inner structure synoptic diagram () for the utility model wheel rim
Fig. 3 detects cabinet Plane Installation position view for the utility model wheel rim
Fig. 4 detects cabinet inner structure synoptic diagram (two) for the utility model wheel rim
Fig. 5 detects scheme of installation on the cabinet track for the utility model wheel rim
The number in the figure explanation
1. wheel, 2. track, 3. digital camera, 4. wheel rim detects cabinet, 5. laser line light source, 6. sensor, 7. card rail device, 8. door opening/closing apparatus
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
As Fig. 3, shown in Figure 5, railway wheel flange thickness dynamic detecting equipment, comprise: wheel rim detects cabinet 4, the meter axle location of at least one sensor 6 and the industrial computer of control device, image collecting device and built-in Survey Software are formed, wheel rim detects the cabinet mounted in pairs in the inboard of left and right sides rail (Fig. 3), and the door of controllable switch is set on the cabinet.
This image collecting device comprises two digital cameras 3, at least one laser line light source 5 and the mount pad that is oppositely arranged, the mount pad xsect is isosceles trapezoid and a lug boss is established at the middle part, this laser line light source 5 protrudes and is installed on the described lug boss, and this mount pad bottom is provided with vibroshock; As shown in Figure 1, after the installation, the relative tertiary location of video camera 3 and laser line light source 5 is fixed, and does not change with the train operation vibration.At mount pad bottom mounting shock absorber.Laser line light source 5 vertically upward, the laser rays plane of sending and the transversal section of rail on a surface level, its laser that sends can shine train by the time wheel 1 wheel rim scope that can reach.2 digital cameras 3 are arranged in parallel with rail road 2, with camera focus and optical axis is foundation, video camera 3 becomes 15 °～45 ° with track 2 planes, take the wheel rim exterior contour from the bottom pitching, two video camera 3 distances are 200～500mm, laser line light source 5 is positioned at the center of two video camera 3 lines, and the camera lens focal length is 5～16mm, mounting strap pass filter mirror before the camera lens.(seeing Fig. 1, Fig. 2, Fig. 4, Fig. 5).Adopt LASER Light Source, before the digital camera camera lens, band pass filter is installed, can effectively avoid sunlight to disturb, make the checkout equipment can by day can operate as normal with night.
The door opening/closing apparatus 8 of left and right sides wheel rim machines case 4 comprises control circuit, motor and limit switch, and when train arrived, protective door was opened, and closed when leaving.Wheel rim detects cabinet and is installed on the rail road 2 by card rail device 7, block rail device 7 xsects specifically and become the L type, and fix in the rail road 2 I-beam bottoms relatively, 7 available bolt of two card rail devices, this wheel rim detects cabinet 4 and is installed on the rail road 2 by card rail device 7.
Laser line light source 5 adopts import laser diode and optical coating glass lens to form.Its concrete technical parameter is as follows:
Wavelength: 658nm emergent pupil power: 60mW
Fan angle: 120 ° of live widths: the 0.3mm of 100mm place
Operating voltage: 5V
Working temperature :-10 °～50 °
Physical dimension: Φ 20 * 80mm
High-speed figure video camera 3 important technological parameters require can be:
Image resolution ratio 〉=656 * 491
Sampling resolution＞60 frame/seconds
CCD size 〉=4.8 * 6.5mm
Shutter speed 〉=1/10000
Data bus: 1394, cameralink, RJ45 network interface
Has the external trigger acquisition function
Can have the part read out function
The camera lens important technological parameters:
Focal length: 5～12mm aperture is adjustable
Meter axle location and control device are provided with door opening/closing apparatus 8 and control circuit, and the signal that the formation industrial computer sends according to sensor 6 passes through the structure of control circuit gauge tap door gear 8.This door opening/closing apparatus 8 is provided with door opening and closing mechanism, and motor and limit switch, described motor can be stepper motor or corner motor.The wheel signal that device obtains according to wheel detector 6, calculated column vehicle speed, judgement wheel position, control circuit send and open the door motor control signal and take the external trigger signal.
, can aim to wheel and determine the position by behind the alignment sensor 6 at wheel 1, system sends detection signal when taking turns the point of arrival, and detected image as shown in Figure 2.Handle the numerical value that we can measure flange thickness and circumference abrasion by pattern recognition.Measurement Resolution is made as 0.1mm, and the chamber is measured and theoretical analysis by experiment, because wheel is no more than 0.5mm to the measuring error of swinging and centralized positioning produces.
System's characteristics:
The mode that adopts line laser to combine with image detection is measured wheel rim, can satisfy the measuring accuracy requirement, mode with respect to other laser measurements, directly install with jig,, not easy for installation as basis and punching in orbit, the measuring accuracy height, low to the measurement environment requirement, can satisfy the high speed Testing requirement.
Wheel rim detects cabinet and adopted the integrated industrial product, and is convenient for installation and maintenance, has good interchangeability.Environment had good adaptive faculty.
The utility model is that a cover is installed in the safety detecting system on the rail track.It can be taken turns the wheel rim geometric parameter by the normal running train of kinetic measurement, comprises the abrasion of flange thickness and circumference, and wheel is forecast safe condition.Make the maintenance worker can in time handle the train wheel fault, guarantee safe train operation.This equipment can be used for the wheel of railway main track by vehicle to detect, wheel during the motor train unit warehouse-in wheel during to size detection and locomotive warehouse-in is to detecting.
Claims (7)
1. railway wheel flange thickness dynamic detecting equipment comprises: wheel rim detects cabinet, it is characterized in that also comprising the meter axle location with at least one sensor and the industrial computer of control device and built-in Survey Software; In the described cabinet image collecting device is set, this wheel rim detects the cabinet mounted in pairs in the inboard of left and right sides rail, and the door of controllable switch is set on the cabinet.
2. railway wheel flange thickness dynamic detecting equipment as claimed in claim 1, it is characterized in that this image collecting device comprises two digital cameras, at least one laser line light source and the mount pad that is oppositely arranged, the mount pad xsect is isosceles trapezoid and a lug boss is established at the middle part, this laser line light source protrudes and is installed on the described lug boss, and this mount pad bottom is provided with vibroshock; Laser line light source vertically upward, the laser rays plane of sending and the transversal section of rail are on a surface level, this digital camera serves as according to being arranged in parallel with rail with camera focus and optical axis, video camera becomes 15-45 degree angle and camera lens respectively towards the setting of wheel direction with orbit plane, the structure of wheel rim exterior contour is taken in formation from the bottom pitching, two digital cameras apart are 200～500mm, laser line light source is positioned at the center of two video camera lines, the camera lens focal length is 5～16mm, mounting strap pass filter mirror before the camera lens.
3. railway wheel flange thickness dynamic detecting equipment as claimed in claim 2, it is characterized in that this digital camera controls images acquired by external trigger, form image pick-up card and the acquisition software structure of carrying out Flame Image Process output of image by being built in industrial computer.
4. railway wheel flange thickness dynamic detecting equipment as claimed in claim 1, it is characterized in that this meter axle location and control device are provided with door opening/closing apparatus and control circuit, the signal that the formation industrial computer sends according to sensor passes through the structure of control circuit gauge tap door gear.
5. railway wheel flange thickness dynamic detecting equipment as claimed in claim 4 is characterized in that this door opening/closing apparatus is provided with door opening and closing mechanism, and motor and limit switch, described motor are stepper motor or corner motor.
6. railway wheel flange thickness dynamic detecting equipment as claimed in claim 1 is characterized in that this wheel rim detects cabinet and is installed on the rail by card rail device, and this card rail device xsect becomes the L type, fixes in I-beam bottom, rail road relatively.
7. railway wheel flange thickness dynamic detecting equipment as claimed in claim 1 is characterized in that this sensor is arranged on this wheel rim along the wheel direct of travel and detects 600 millimeter before cabinet, and front and back are provided with at a distance of the 200-260 millimeter in pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201599607U CN201540099U (en) | 2009-06-16 | 2009-06-16 | Dynamic detecting equipment for thickness of railway wheel flanges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201599607U CN201540099U (en) | 2009-06-16 | 2009-06-16 | Dynamic detecting equipment for thickness of railway wheel flanges |
Publications (1)
| Publication Number | Publication Date |
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| CN201540099U true CN201540099U (en) | 2010-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201599607U Expired - Fee Related CN201540099U (en) | 2009-06-16 | 2009-06-16 | Dynamic detecting equipment for thickness of railway wheel flanges |
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| Country | Link |
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| CN (1) | CN201540099U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168947A (en) * | 2010-12-31 | 2011-08-31 | 朱晓东 | System for monitoring wear of pantograph sliding plate |
| CN103759674A (en) * | 2014-01-10 | 2014-04-30 | 南京格蕾飞信息技术有限公司 | Device and method for measuring conicity of inner cone |
| CN104482865A (en) * | 2014-12-18 | 2015-04-01 | 北京安铁软件技术有限公司 | Method and system for brake thickness detection |
| CN111089547A (en) * | 2020-01-20 | 2020-05-01 | 成都主导科技有限责任公司 | Train wheel set overall dimension measuring system, measuring device and measuring method |
-
2009
- 2009-06-16 CN CN2009201599607U patent/CN201540099U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168947A (en) * | 2010-12-31 | 2011-08-31 | 朱晓东 | System for monitoring wear of pantograph sliding plate |
| CN103759674A (en) * | 2014-01-10 | 2014-04-30 | 南京格蕾飞信息技术有限公司 | Device and method for measuring conicity of inner cone |
| CN103759674B (en) * | 2014-01-10 | 2016-04-20 | 南京格蕾飞信息技术有限公司 | A kind of taper measuring device for female cone and method |
| CN104482865A (en) * | 2014-12-18 | 2015-04-01 | 北京安铁软件技术有限公司 | Method and system for brake thickness detection |
| CN111089547A (en) * | 2020-01-20 | 2020-05-01 | 成都主导科技有限责任公司 | Train wheel set overall dimension measuring system, measuring device and measuring method |
| CN111089547B (en) * | 2020-01-20 | 2021-09-07 | 成都主导科技有限责任公司 | Train wheel set overall dimension measuring system, measuring device and measuring method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Beijing vision Intelligent Technology Co., Ltd. Document name: Notification that Application Deemed not to be Proposed |
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| DD01 | Delivery of document by public notice |
Addressee: BEIJING FOSTA RAIL TRANSPORT TECHNOLOGY CO., LTD. Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: BEIJING FOSTA RAIL TRANSPORT TECHNOLOGY CO., LTD. Document name: Notification of Termination of Patent Right |
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| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100804 Termination date: 20180616 |
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| CF01 | Termination of patent right due to non-payment of annual fee |