CN204506925U - A kind of in-vehicle wheel out of round degree detector - Google Patents
A kind of in-vehicle wheel out of round degree detector Download PDFInfo
- Publication number
- CN204506925U CN204506925U CN201520076957.4U CN201520076957U CN204506925U CN 204506925 U CN204506925 U CN 204506925U CN 201520076957 U CN201520076957 U CN 201520076957U CN 204506925 U CN204506925 U CN 204506925U
- Authority
- CN
- China
- Prior art keywords
- wheel
- camera
- laser
- curve
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model relates to a kind of equipment detecting wheel damage in in-service traveling.Especially a kind of in-vehicle wheel out of round degree detector is related to.The utility model solves the technical scheme that its technical matters adopts: in order to overcome inefficiency in existing mode of taking turns out of roundness periodic detection, poor reliability, take the turn round time long, the deficiency of wheel out of round degree in traveling can not be detected, the principle of the utility model foundation is that faciola shape light-source illuminating system is radiated at wheel surface along tread normal direction, and the light formed from wheel rim to tread cuts curve.Cut with light the light that high speed face array CCD pick up camera photographic light sources that curve forms an angle formed on wheel and cut curve, photographed data passes on a trunk module by wire transmission, micro controller system acquisition camera photographed data in trunk module, then locomotive control room is passed to by data radio station transmission over radio, computing machine processes in real time to image, obtain wheel profile curve, by compare with calibrated curve detect wheel out of round degree by detecting all wheel profile curves of obtaining.
Description
Technical field
The utility model relates to a kind of equipment detecting wheel damage in in-service traveling.Especially the device that a kind of in-vehicle wheel out of round degree detects is related to.
Background technology
After train driving a period of time, wheel tread can produce uneven wearing and tearing, when wearing and tearing reach certain value, wheel out of round degree will make vehicle produce extraneous vibration, impact, noise, affect the stationarity of vehicle, train driving is threatened safely, therefore needs a device that can detect wheel out of roundness in real time.Current China railways detects to the right out of roundness of wheel the mode mainly taking periodic detection, namely in the specified period in concentrate a large amount of manpowers to wheel in a planned way overhauling.This detection mode has inefficiency, poor reliability, takies the turn round time shortcoming that cannot overcome such as long, and cannot understand the quality condition that wheel is in operation in time, must occur that the wheel wearing away limit is still in the situation continuing to use.Therefore, be necessary to research and develop a kind of portable in-vehicle wheel out of round degree check implement, solve emphatically following problem:
(1) conveniently lightly, be easy to carry, real-time on-site can be realized and detect;
(2) principle of work is simple, reliability is high, can accurate inspection vehicle wheel tread out of roundness;
(3) easy for installation, Aulomatizeted Detect can be carried out to the normal train wheel out of roundness that travels.
Prior art is compared, and the beneficial effects of the utility model are:
(1) on-the-spot real-time on-site high-efficiency and continuous can detect wheel surface out of roundness, improve traditional pause mode of operation.So improve wheel detection efficiency, decrease unnecessary cost, and carry out efficiently repeatedly detecting to suspicious lesion wheel.
(2) the utility model and the maximum difference of prior art are, compared with traditional out of roundness detecting device, to have used image monitoring method, can detect the high-speed wheel out of roundness in normal traveling.
(3) device is light and handy, principle of work is simple, accuracy of detection is high, be easy to carry about with one and install, and well uses manpower and material resources sparingly.
(4) when out of roundness tester works, real-time data transmission to locomotive control room, by the data processing software in control cabin, wheel out of round degree can be shown in real time.
Summary of the invention
In order to overcome existing technical deficiency, the utility model provides a kind of in-vehicle wheel out of round degree detecting device, and this device accurately can detect the out of roundness of wheel.
The utility model solves the technical scheme that its technical matters adopts: in order to overcome existing conventional wheel out of roundness check implement inefficiency, poor reliability, take the turn round time long, the deficiency of the wheel out of round degree in normal traveling can not be detected, the principle of the utility model foundation is that faciola shape light-source illuminating system is radiated at wheel surface along tread normal direction, and the light formed from wheel rim to tread cuts curve---the cross section of reflection wheel profile size.Cut with light high speed face array CCD pick up camera that curve forms an angle to take wheel glazing and cut curve, photographed data by wire transmission on a trunk module, micro controller system acquisition camera photographed data in trunk module, then locomotive control room is passed to by data radio station transmission over radio, computing machine processes in real time to image, obtain wheel profile curve, by compare with calibrated curve detect wheel out of round degree by detecting all wheel profile curves of obtaining.
This out of roundness detector is formed primarily of three parts, illumination equipment, filming apparatus, picture collection and processing equipment.Illumination equipment is made up of semiconductor laser, laser stent, laser supporting seat, laser pad (two).Filming apparatus is made up of high speed face array CCD pick up camera, filter, camera mount, camera support seat, pick up camera pad (two).Picture collection and processing equipment comprise trunk module and locomotive control room.
Accompanying drawing explanation
Fig. 1 is the overall appearance schematic diagram of out of roundness detector.
Fig. 2 is the part schematic diagram of out of roundness detector.
Fig. 3 is the operating diagram of out of roundness detector.
Reference numeral: high speed face array CCD pick up camera (1), camera support seat (2), semiconductor laser (3), laser stent (4), camera mount (5), data line (6), trunk module (7), laser supporting seat (8), filter (9), pick up camera pad (10), No. I clamping screw (11), No. I pin (12), No. I screw (13), laser pad (14), No. II clamping screw (15), No. II pin (16), No. II screw (17), steering box side frame (18), rail (19), wheel (20), axle box (21), tumbler location device (22), axle box coil spring (23).
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
As shown in accompanying drawing 1, accompanying drawing 2, composition of the present utility model comprises high speed face array CCD pick up camera, camera mount, camera support seat, semiconductor laser, laser stent, laser supporting seat, trunk module etc.
Embodiment 1, a kind of in-vehicle out of roundness testing equipment, be made up of semiconductor laser, laser stent, laser supporting seat, laser pad, wherein: laser supporting seat (8) is arranged on truck side frame (18) center bottom, tighten fixing by No. II screw (17), laser stent (4) is connected to form revolute pair by No. II pin (16) and laser supporting seat (8), the free adjustment of angle can be realized, adjust to optimum position and tighten No. II pin (16), the laser of emergent pupil power 20w selected by semiconductor laser (3), adjustment laser positions, make line source can irradiate wheel-tyre part along wheel radial direction, the light forming a reflection wheel profile cuts curve, and make light source point of emergence cut curve distance at about 600mm to light, with No. II clamping screw (15), semiconductor laser (3) is fixed on laser stent (4) again.
Embodiment 2, a kind of in-vehicle out of roundness testing equipment, be made up of hyper-speed Array CCD Camera, filter, camera mount, camera support seat, pick up camera pad, wherein: camera support seat (2) is arranged on truck side frame (18) bottom middle-end, be fixed by No. I screw (13), camera mount (5) is connected to form revolute pair by No. I pin (12) and camera support seat (2), adjust to optimum position and tighten No. I pin (12), high speed face array CCD pick up camera (1) can select the monochromatic CCD of Phanton v710, it can reach 7500 frames/s image acquisition under full 1024 × 800 pixel, 700000 frames/s is reached as high as by the number of pixels (reduction spatial resolution) reducing record, adjustment pick up camera, the oblique pickup light of pick up camera is enable to cut curve image, shooting distance adjusts to about 650mm, pick up camera is made to be fixed on camera mount (5) with No. I clamping screw (11) again, filter (9) is then installed before camera lens, reduce ambient light interference.
Embodiment 3, a kind of in-vehicle out of roundness testing equipment, be made up of trunk module and locomotive control room; Wherein: trunk module (7) is primarily of micro controller system, data radio station forms, trunk module is fixed on truck side frame (18) bottom, be connected with high speed face array CCD pick up camera (1) by data line (6), then micro controller system is wirelessly transmitted to locomotive control room by data radio station to pick up camera photographed data acquisition process.
Method of work of the present utility model is as follows:
Before detecting wheel out of round degree, in-vehicle out of roundness detector is arranged on truck side frame bottom, operating personal detects semiconductor laser, whether high speed face array CCD pick up camera is normal.Open laser, pick up camera, semiconductor laser linear laser, under steam wheel tread formed on the surface one clearly light cut curve, staggered scanning scan pattern adjusted to by high speed face array CCD pick up camera, adjustment number of pixels makes shooting speed reach 50000 frames/s, oblique pickup light cuts curve, photographed data imports trunk module into by data line, micro controller system image data is also transferred to data wireless in locomotive operation room by data radio station, owing to clapping the problem of firing angle degree, the light photographed cuts curve has certain distortion relative to real curve, cut curved surface by operation house computers epigraph process software to light to carry out processing the true profile curve correcting and obtain wheel, wheel surface out of roundness is drawn to all appearance curve overlay analysis.
This in-vehicle out of roundness detector normally can work under alternating current 220V voltage, is convenient to be arranged on bottom any truck side frame, light-weight equipment, volume is little, and principle of work is simple, and testing process is accurate fast, safe and reliable, can the wheel out of round degree of running at high speed be detected.
By reference to the accompanying drawings the utility model is exemplarily described above; obvious the utility model specific implementation is not subject to the restrictions described above; as long as have employed the various transformations that method of the present utility model is conceived and technical scheme is carried out; or directly apply to other occasion, all within protection domain of the present utility model without improving.
Claims (4)
1. an in-vehicle wheel out of round degree detector, this detector is formed primarily of three parts: illumination equipment, filming apparatus, picture collection and processing equipment, and wherein illumination equipment is made up of semiconductor laser (3), laser stent (4), laser supporting seat (8); Filming apparatus is made up of high speed face array CCD pick up camera (1), camera mount (5), camera support seat (2), filter (9); Picture collection and processing equipment are made up of data line (6), trunk module (7).
2. a kind of in-vehicle wheel out of round degree detector according to claim 1, it is characterized in that: laser supporting seat (8) is arranged on truck side frame (18) center bottom, laser stent (4) is arranged on laser supporting seat (8), semiconductor laser (3) adjustment position, make line source can irradiate wheel-tyre part along wheel radial direction, the light forming a reflection wheel profile cuts curve, and making light source point of emergence cut curve distance to light is 600mm, and then with No. II clamping screw (15), semiconductor laser (3) is fixed on laser stent (4).
3. a kind of in-vehicle wheel out of round degree detector according to claim 1, it is characterized in that: camera support seat (2) is arranged on truck side frame (18) center bottom, camera mount (5) is arranged on camera support seat (2), adjustment high speed face array CCD pick up camera (1), the oblique pickup light of pick up camera is enable to cut curve image, shooting distance adjusts to 650mm, then with No. I clamping screw (11), pick up camera is fixed on camera mount (5).
4. a kind of in-vehicle wheel out of round degree detector according to claim 1, it is characterized in that: trunk module (7) is fixed on truck side frame (18) bottom, trunk module (7) is made up of micro controller system, data radio station, be connected with high speed face array CCD pick up camera (1) by data line (6), micro controller system carries out acquisition process to pick up camera captured image data, then be wirelessly transmitted to locomotive control room by data radio station, to image procossing and analysis, obtain wheel out of round degree.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520076957.4U CN204506925U (en) | 2015-02-04 | 2015-02-04 | A kind of in-vehicle wheel out of round degree detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520076957.4U CN204506925U (en) | 2015-02-04 | 2015-02-04 | A kind of in-vehicle wheel out of round degree detector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204506925U true CN204506925U (en) | 2015-07-29 |
Family
ID=53704921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520076957.4U Expired - Fee Related CN204506925U (en) | 2015-02-04 | 2015-02-04 | A kind of in-vehicle wheel out of round degree detector |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204506925U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108548500A (en) * | 2018-04-20 | 2018-09-18 | 哈尔滨工业大学深圳研究生院 | Accurate roundness measuring device and method |
CN110631506A (en) * | 2019-11-07 | 2019-12-31 | 成都铁安科技有限责任公司 | Multi-order out-of-roundness measurement system for wheel set without falling |
CN112797918A (en) * | 2021-01-29 | 2021-05-14 | 广东省特种设备检测研究院珠海检测院 | Three-dimensional size detection device of elevator driving sheave race |
CN113074655A (en) * | 2020-01-03 | 2021-07-06 | 成都安科泰丰科技有限公司 | Dynamic image wheel out-of-roundness monitoring method |
-
2015
- 2015-02-04 CN CN201520076957.4U patent/CN204506925U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108548500A (en) * | 2018-04-20 | 2018-09-18 | 哈尔滨工业大学深圳研究生院 | Accurate roundness measuring device and method |
CN110631506A (en) * | 2019-11-07 | 2019-12-31 | 成都铁安科技有限责任公司 | Multi-order out-of-roundness measurement system for wheel set without falling |
CN113074655A (en) * | 2020-01-03 | 2021-07-06 | 成都安科泰丰科技有限公司 | Dynamic image wheel out-of-roundness monitoring method |
CN113074655B (en) * | 2020-01-03 | 2022-10-21 | 成都安科泰丰科技有限公司 | Dynamic image wheel out-of-roundness monitoring method |
CN112797918A (en) * | 2021-01-29 | 2021-05-14 | 广东省特种设备检测研究院珠海检测院 | Three-dimensional size detection device of elevator driving sheave race |
CN112797918B (en) * | 2021-01-29 | 2023-09-01 | 广东省特种设备检测研究院珠海检测院 | Three-dimensional size detection device for elevator traction sheave groove |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204506925U (en) | A kind of in-vehicle wheel out of round degree detector | |
CN109414992B (en) | Optical system for measuring contact strength between pantograph and overhead line | |
CN108225798B (en) | Tire slippage testing system and method based on edge enhancement identification | |
CN101666716B (en) | Railway locomotive running attitude measuring method | |
CN104634261B (en) | Line laser source based medium plate shape inspection system and method | |
CN109541036B (en) | Tunnel lining back cavity detection system | |
CN102897192A (en) | Detection system for urban railway traffic contact rail and detection method thereof | |
CN207908384U (en) | A kind of double light spectrum image-forming rails and fastener abnormal detector | |
CN102211597B (en) | Dynamic acquiring device and method for track marks | |
CN112172862A (en) | Multifunctional track detection system | |
CN209051440U (en) | A kind of parameter detection device of portable subway wheel tread | |
CN202814342U (en) | Workpiece automatic detecting device based on multi-camera image splicing | |
CN102914263A (en) | Multi-camera image splicing-based automatic workpiece detection device | |
CN103105132A (en) | Non-contact geometrical parameter detecting system based on machine vision | |
CN109239099A (en) | Road surface breakage real-time detecting system and its detection method under multi-machine collaborative environment | |
CN101424529B (en) | Train scanning system | |
CN104608801A (en) | Vehicular wheel out-of-roundness detection method | |
CN113916133A (en) | CCD-based linear array camera and infrared ray composite tunnel crack detection system | |
CN108195843A (en) | A kind of anchor section dropper condition checkout gear and method | |
CN205754595U (en) | A kind of tunnel high definition holographic imaging apparatus | |
CN105301016A (en) | Image detection method for scratches of wheel tread | |
CN206523441U (en) | Roll dressing surface defects detection system | |
CN205538726U (en) | Finished cable visual inspection equipment | |
CN207816841U (en) | A kind of anchor section dropper condition checkout gear | |
CN108146465A (en) | Rail detection system based on high-definition digital image procossing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160204 |
|
CF01 | Termination of patent right due to non-payment of annual fee |