CN209513653U - A kind of track component surface defect vision-based detection image capturing system - Google Patents
A kind of track component surface defect vision-based detection image capturing system Download PDFInfo
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- CN209513653U CN209513653U CN201920110362.4U CN201920110362U CN209513653U CN 209513653 U CN209513653 U CN 209513653U CN 201920110362 U CN201920110362 U CN 201920110362U CN 209513653 U CN209513653 U CN 209513653U
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- light source
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Abstract
The utility model relates to machine vision surface defects detection fields, and in particular to a kind of track component surface defect vision-based detection image capturing system based on hand propelled track checking car.A kind of track component surface defect vision-based detection image capturing system, is set on hand propelled track checking car, including bracket, light source, camera, photoelectric encoder, power supply unit and computer, and bracket includes light source bracket and camera support；Light source is flexibly connected with light source bracket, and can be rotated on light source bracket, provides illumination for camera；Camera is fixed on camera support；Photoelectric encoder is connect with track checking car wheel, and holding rotates coaxially generation pulse signal, and exports to camera, for triggering camera captured in real-time orbital image；Power supply unit is camera, light source and computer provide power supply；Computer sheet is used to store and real-time display Image Acquisition state.The beneficial effects of the utility model are: 1, accuracy in detection is higher.2, working strength is reduced, railroad flaws detection efficiency is improved.3, it can fold, it is easy to carry.
Description
Technical field
The utility model relates to machine vision surface defects detection fields, and in particular to a kind of based on hand propelled track checking car
Track component surface defect vision-based detection image capturing system.
Background technique
Railway is the main artery and the popular vehicles of the important infrastructure of country, national economy, in comprehensive traffic
Backbone status is in transportation system.It is high with the promotion of the China express railway speed of service and the increasingly increase of carrying capacity
Fast train increases the destructive power of track component, show themselves in that fastener lose, fracture, Rail Surface formed peel off chip off-falling, scratch,
The various defects such as conquassation, fine cracks.The surface defect of track component can threaten train to transport safely, accelerate to train wheel
Wear and influence comfort level etc. of riding.Therefore, it is necessary to the states to track critical component (such as rail and fastener) to be examined in time
It surveys and analyzes, it is ensured that the safety and steady of railway transportation develops.However, the detection method of conventional rails fastener be manual inspection or
It is detected by hand-held instrument, and both detection modes are very high to the skill requirement of staff, and the accuracy detected
Relatively low, detection efficiency is low.Accordingly, it is desirable to provide a kind of high-efficient, high novel detection pattern of accuracy, strong to reduce work
Degree, so as to improve the working environment of staff.
Utility model content
A kind of the purpose of the utility model is to provide working strengths low, high-efficient and high accuracy in detection track component table
Planar defect vision-based detection image capturing system.
To achieve the goals above, the utility model adopts the following technical solution: a kind of track component surface defect vision
Detection image acquisition system is set on hand propelled track checking car, including bracket, light source, camera, photoelectric encoder, power supply unit
And computer, bracket include light source bracket and camera support；Light source is flexibly connected with light source bracket, and can be turned on light source bracket
It is dynamic, illumination is provided for camera；Camera is fixed on camera support；Photoelectric encoder is connect with track checking car wheel, is kept coaxial and is turned
Movable property gives birth to pulse signal, and exports to camera, for triggering camera captured in real-time orbital image；Power supply unit is camera, light source
Power supply is provided with computer；Computer is used to store and real-time display Image Acquisition state.Preferably, the hand propelled track checking car
Using dies, acquisition device is symmetrical arranged, is connected by connecting rod, and be connected by a hinge between connecting rod.
Preferably, light source bracket includes hinge, fixed link, motion bar, fixed pull ring and two full flight screws；Fixed link
Lower end is fixed on track checking car, and upper end is fixed on camera support；Motion bar can live perpendicular to fixed link in fixed link
It is dynamic；Fixed pull ring is fixed between two fixed links；Hinge is fixed on motion bar on one side, and another side is fixed under light source
End；Two full flight screw one end are fixed on pull ring, and the other end passes through light source, for the fixed light source for mixing up angle.
Preferably, camera support includes sliding rail, camera sleeve and shelf；Shelf includes two cross being connected and fixed
Bar and two vertical bars are fixed on the upside of trolley, for fixing and adjusting sliding rail by fixed link；One end of sliding rail is connect with shelf
Fixed, the other end is free end；The both ends of camera sleeve are set on sliding rail, and can be slided up and down on the slide rail, for fixing
Camera.
It further, further include pusher unit and computer, the pusher unit includes axle bed, push rod and bar of lying, axle bed
It is fixed with connecting rod；The lie both ends of bar are connected and fixed with axle bed, push rod respectively, and lie bar and the angled fixation of push rod, are used
To place industrial computer；Computer is used to real-time display acquisition state, processing and storage image.
It further, further include the light source controller being fixed in connecting rod, the light source controller is connect with light source, is used
In providing constant-current source for light source, it is ensured that the electric current of the light source of input is stablized, and keeps intensity of illumination uniform.
It further, further include the power supply being fixed in connecting rod, power supply is battery, turns direct current by inverter
Alternating current is turned to, is each power electricity consuming apparatus.
It further, further include control circuit, control circuit is using single-chip microcontroller as control centre, for reading and handling light source
The output signal of encoder judges the steering of track checking car wheel, simultaneously according to the difference of light source encoder positive and negative rotation output signal
Step-by-step counting to light source encoder output is realized mileage record, and is exported to camera, for triggering camera captured in real-time track
Image.
Further, fixed there are two wheel below light source bracket, wheel slides on track again under the action of thrust.
Principle: it pushes track checking car to keep trolley mobile in orbit while light source encoder being driven to rotate, light source encoder produces
Raw pulse is exported after control circuit is handled to camera, for triggering camera captured in real-time orbital image, the image warp of acquisition
Gigabit Ethernet is transmitted to industrial computer and is shown, stored and processed.
The beneficial effects of the utility model are:
1, light source is rotatable, and the range for detecting track expands, so that accuracy in detection is higher.
2, by that can detect and identify automatically the defect of track component using image processing algorithm, instead of manual patrol,
Working strength is reduced, railroad flaws detection efficiency is improved.
3, the acquisition device at both ends is hinged by hinge, can fold, easy to carry.
Detailed description of the invention
Fig. 1 is the utility model embodiment schematic view of the front view；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the utility model embodiment axonometric drawing；
In figure, 1, camera；2, light source；3, light source controller；4, computer；5, power supply；6, inverter；7, control circuit；
8, photoelectric encoder；9, sliding rail；10, line-scan digital camera sleeve；11, hinge；12, fixed pull ring；13, two full flight screws；14,
Fixed link；15, motion bar；16, wheel；17, hinge hinge；18, it lies bar.
Specific embodiment
1-4 is further described the utility model with reference to the accompanying drawing: a kind of track component table of hand propelled track checking car
Planar defect vision-based detection image capturing system, is set on hand propelled track checking car, comprising: camera 1, light source 2, light source controller 3,
Computer 4, power supply 5, inverter 6, bracket, control circuit 7 and photoelectric encoder 8；Hand propelled track checking car uses " I " fonts pair
Claim structure design, acquisition device is symmetrical arranged, connects by vertical bar, vertical bar lower plane is sealed with plank, for placing some set
It is standby, it is connected, can be folded from centre by hinge hinge 17 between vertical bar, it is easy to carry.
Camera 1 and light source 2 are fixed on track checking car side, and array light source provides illumination for camera.Camera 1 passes through gigabit network cable
Directly it is connected with industrial computer 4.
Power supply 5, light source controller 3, inverter 6 and control circuit 7 are both placed on track checking car vertical bar.Power supply 5 is electric power storage
Pond, by inverter 6 by DC conversion be alternating current, be each power electricity consuming apparatus.Light source controller 3 provides perseverance for light source
Stream source, it is ensured that the electric current of the light source of input is stablized, and keeps intensity of illumination uniform.DC conversion is alternating current by inverter 6, is this
A little equipment power supplies.Control circuit 7 is using single-chip microcontroller as control centre, for reading and handling the output signal of light source encoder 8, root
According to the difference of 8 positive and negative rotation output signal of light source encoder, the steering of track checking car wheel 16 is judged, while defeated to light source encoder 8
Mileage record is realized in step-by-step counting out.
Photoelectric encoder 8 is connect with track checking car wheel, and is rotated together with wheel, and holding rotates coaxially generation pulse signal
It is sent to control circuit.Control circuit 7 is placed on track checking car vertical bar, for reading and handling the output letter of photoelectric encoder 8
Number, while to the step-by-step counting that photoelectric encoder 8 exports, realize mileage record, and export to camera, it is real-time for triggering camera
Shoot orbital image.
Pusher unit is fixed on by hinge hinge 17, including axle bed, push rod and bar 18 of lying, and axle bed is fixed with connecting rod；It lies
The both ends of bar are connected and fixed with axle bed, push rod respectively, and lie bar and the angled fixation of push rod, track checking car lie bar for placing
Industrial computer 4, computer 4 are used as host computer, control software, the image information of display and storage camera for running camera 1.
It is illustrated by taking the left side of track checking car as an example, including two wheels 16, hinge hinge 17, lie bar 18 and bracket.Institute
Stating bracket includes the bracket of fixed light source and the bracket of fixed camera；The bracket of the fixed light source includes hinge 11, fixed link
14, motion bar 15, fixed pull ring 12 and two full flight screws 13；14 lower end of fixed link is fixed on track checking car, upper end
It is fixed on camera support；Motion bar 15 is fixed perpendicular to fixed link 14, and can be movable in fixed link；Fixed pull ring 12 is fixed
Between two fixed links 14；Hinge is fixed on one side on motion bar 15, and another side is fixed on the lower end of light source 2, enables light source
It rotates clockwise；Two 13 one end of full flight screw are fixed on fixed pull ring 12, and the other end passes through light source 2, are used to fixed adjust
The light source 2 of good angle.The bracket of fixed camera includes sliding rail 9, line-scan digital camera sleeve 10 and shelf；The camera sleeve is used to solid
Determine camera, sliding rail is used to fix line-scan digital camera sleeve；The shelf includes two cross bars and two vertical bars composition, be used to it is fixed and
Sliding rail is adjusted, shelf is fixed on trolley by fixed link, and two wheels 16 are separately fixed at below light source bracket, and wheel
It can slide, the lateral distance of detection vehicle is finely tuned.
Photoelectric encoder is connect with hand propelled track checking car wheel, and holding rotates coaxially generation signal, and control circuit is read simultaneously
The output signal of encoder, while the step-by-step counting to photoelectric encoder output are handled, realizes mileage record.Camera and light source are solid
It is scheduled on trolley side, the image of the captured in real-time orbital image under the pulse that photoelectric encoder generates, acquisition utilizes computer
Carry out real-time display, storage and data processing.The system can be stable shooting orbital image, utilize different images Processing Algorithm
The defect of automatic detection and identification track component, improves railway maintenance efficiency.
Above-described embodiment is only preferred embodiments of the present invention, does not constitute limitations of the present invention, is pushed away
Bar unit is not limited to one shown in the drawings, and the bar that is also possible to lie is connected and fixed on the vertical bar of two sides, is connected between bar of lying by push rod
Fixation is connect, pushes more labor-saving.Any amplification, the change that those of ordinary skill in the art are done on the basis of the utility model
Shape is within the protection scope of the present utility model.
Claims (9)
1. a kind of track component surface defect vision-based detection image capturing system, is set on hand propelled track checking car, including bracket,
Light source, camera, photoelectric encoder, power supply unit and computer, it is characterised in that: bracket includes light source bracket and camera support；
Light source is flexibly connected with light source bracket, and can be rotated on light source bracket, provides illumination for camera；Camera is fixed on camera support
On；Photoelectric encoder is connect with track checking car wheel, and holding rotates coaxially generation pulse signal, and exports to camera, for triggering
Camera captured in real-time orbital image；Power supply unit is camera, light source provides power supply；Computer is used to store and real-time display image
Acquisition state.
2. track component surface defect vision-based detection image capturing system according to claim 1, it is characterised in that: described
Hand propelled track checking car uses dies, and acquisition device is symmetrical arranged, is connected by connecting rod, and pass through hinge between connecting rod
Chain link.
3. track component surface defect vision-based detection image capturing system according to claim 1 or 2, it is characterised in that:
Light source bracket includes hinge, fixed link, motion bar, fixed pull ring and two full flight screws；The fixed in-orbit inspection in fixed link lower end
Che Shang, upper end are fixed on camera support；Motion bar, and can be movable in fixed link perpendicular to fixed link；Fixed pull ring is fixed
Between two fixed links；Hinge is fixed on motion bar on one side, and another side is fixed on the lower end of light source；Two full flight screws
One end is fixed on pull ring, and the other end passes through light source, for the fixed light source for mixing up angle.
4. track component surface defect vision-based detection image capturing system according to claim 1 or 2, it is characterised in that:
Camera support includes sliding rail, camera sleeve and shelf；Shelf includes two cross bars and two vertical bars being connected and fixed, and is led to
It crosses fixed link to be fixed on the upside of trolley, for fixing and adjusting sliding rail；One end of sliding rail is connected and fixed with shelf, and the other end is certainly
By holding；The both ends of camera sleeve are set on sliding rail, and can be slided up and down on the slide rail, and fixed camera is used to.
5. track component surface defect vision-based detection image capturing system according to claim 2, it is characterised in that: also wrap
Pusher unit and computer are included, the pusher unit includes axle bed, push rod and bar of lying, and axle bed is fixed with connecting rod；Lie the two of bar
End is connected and fixed with axle bed, push rod respectively, and lie bar and the angled fixation of push rod, and for placing computer, computer is used
Come real-time display acquisition state, processing and storage image.
6. track component surface defect vision-based detection image capturing system according to claim 2, it is characterised in that: also wrap
The light source controller being fixed in connecting rod is included, the light source controller is connect with light source, for providing constant-current source for light source, really
The electric current for protecting the light source of input is stablized, and keeps intensity of illumination uniform.
7. track component surface defect vision-based detection image capturing system according to claim 2, it is characterised in that: also wrap
Include the power supply being fixed in connecting rod, power supply is battery, by inverter by DC conversion be alternating current, be each power consumption
Equipment power supply.
8. track component surface defect vision-based detection image capturing system according to claim 2, it is characterised in that: also wrap
Control circuit is included, control circuit is using single-chip microcontroller as control centre, for reading and handling the output signal of light source encoder, according to
The difference of light source encoder positive and negative rotation output signal, judges the steering of track checking car wheel, while to the arteries and veins of light source encoder output
Punching counts, and realizes mileage record, and export to camera, for triggering camera captured in real-time orbital image.
9. track component surface defect vision-based detection image capturing system according to claim 2, it is characterised in that: in light
Fixed there are two wheel below the bracket of source, wheel slides in orbit under the action of thrust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920110362.4U CN209513653U (en) | 2019-01-23 | 2019-01-23 | A kind of track component surface defect vision-based detection image capturing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920110362.4U CN209513653U (en) | 2019-01-23 | 2019-01-23 | A kind of track component surface defect vision-based detection image capturing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209513653U true CN209513653U (en) | 2019-10-18 |
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ID=68202096
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920110362.4U Expired - Fee Related CN209513653U (en) | 2019-01-23 | 2019-01-23 | A kind of track component surface defect vision-based detection image capturing system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185894A (en) * | 2020-03-03 | 2020-05-22 | 成都圭目机器人有限公司 | Tunnel track inspection robot |
| CN111413349A (en) * | 2020-03-17 | 2020-07-14 | 南昌大学 | Device and method for recording track image position at fixed pulse distance |
| CN112798606A (en) * | 2021-01-26 | 2021-05-14 | 中国铁道科学研究院集团有限公司 | System and method for detecting apparent damage of ballastless track bed |
| CN117571736A (en) * | 2024-01-15 | 2024-02-20 | 中路慧能检测认证科技有限公司 | Tire detecting system |
-
2019
- 2019-01-23 CN CN201920110362.4U patent/CN209513653U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185894A (en) * | 2020-03-03 | 2020-05-22 | 成都圭目机器人有限公司 | Tunnel track inspection robot |
| CN111185894B (en) * | 2020-03-03 | 2024-04-26 | 成都圭目机器人有限公司 | Tunnel track detection robot |
| CN111413349A (en) * | 2020-03-17 | 2020-07-14 | 南昌大学 | Device and method for recording track image position at fixed pulse distance |
| CN112798606A (en) * | 2021-01-26 | 2021-05-14 | 中国铁道科学研究院集团有限公司 | System and method for detecting apparent damage of ballastless track bed |
| CN117571736A (en) * | 2024-01-15 | 2024-02-20 | 中路慧能检测认证科技有限公司 | Tire detecting system |
| CN117571736B (en) * | 2024-01-15 | 2024-05-10 | 中路慧能检测认证科技有限公司 | Tire detecting system |
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Granted publication date: 20191018 Termination date: 20210123 |