CN117029724A - Online detection device and method for tire abrasion of running part of monorail train - Google Patents
Online detection device and method for tire abrasion of running part of monorail train Download PDFInfo
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- CN117029724A CN117029724A CN202310995985.5A CN202310995985A CN117029724A CN 117029724 A CN117029724 A CN 117029724A CN 202310995985 A CN202310995985 A CN 202310995985A CN 117029724 A CN117029724 A CN 117029724A
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- abrasion
- wheel
- image acquisition
- monorail train
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- 238000001514 detection method Methods 0.000 title claims abstract description 77
- 238000005299 abrasion Methods 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title abstract description 6
- 238000004458 analytical method Methods 0.000 claims abstract description 36
- 238000012545 processing Methods 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 8
- 238000010191 image analysis Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 claims description 4
- 238000011156 evaluation Methods 0.000 claims description 3
- 238000003909 pattern recognition Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 230000003993 interaction Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/245—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/12—Measuring or surveying wheel-rims
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
- G01M17/10—Suspensions, axles or wheels
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a device and a method for detecting the abrasion of a tire of a running part of a monorail train on line, wherein the device comprises a host analysis system, a high-speed image acquisition system and an in-place detection system; the high-speed image acquisition system is used for acquiring the tire surface image and transmitting the tire surface image to the host analysis system; the host analysis system is used for controlling the work of the high-speed image acquisition system and analyzing and processing the tire surface image to realize abrasion detection; the in-place detection system is used for detecting whether the monorail train reaches a detection area or not, transmitting an arrival signal to the host analysis system, and triggering the high-speed image acquisition system to acquire images. The device is different from the existing detection system, not only can detect and measure the abrasion flow of the running part tyre on line, but also uses a friendly man-machine interaction interface, can conveniently carry out use and parameter setting, is easy to operate and has strong practicability.
Description
Technical Field
The invention belongs to the technical field of electrical detection, and particularly relates to an online detection device and method for tire abrasion of a running part of a monorail train.
Background
The tire is the only part contacted with the track in the running part structure of the monorail train, not only transmits the excitation and impact of the track to the car body, but also directly influences the performance of the whole train, such as dynamic property, reliability, safety and the like. The tread abrasion phenomenon caused by tire rolling not only can influence the service life of the tire, but also can cause the problems of reduced adhesive capacity, skidding on wet road surfaces, tire noise and the like, and even seriously influences the driving safety.
At present, most of domestic and foreign tire factories test the abrasion of tire treads in outdoor real vehicle tests. The outdoor abrasion test can better simulate the abrasion phenomenon of the tire in the actual vehicle use, but has the defects of long time consumption and high cost, and can be subjectively influenced by bad weather and a driver, so that the design of a novel method for detecting and predicting the abrasion of the tire tread is very important.
Disclosure of Invention
Aiming at the defects in the prior art, the online detection device and the online detection method for the abrasion of the tire of the running part of the monorail train solve the problems that the existing detection method for the abrasion of the tire surface is greatly influenced by the environment and takes a long time. And the cost is high.
In order to achieve the aim of the invention, the invention adopts the following technical scheme: the on-line detection device for the tire abrasion of the running part of the monorail train comprises a host analysis system, a high-speed image acquisition system and an in-place detection system;
the high-speed image acquisition system is used for acquiring the tire surface image and transmitting the tire surface image to the host analysis system;
the host analysis system is used for controlling the work of the high-speed image acquisition system and analyzing and processing the tire surface image to realize abrasion detection;
the in-place detection system is used for detecting whether the monorail train reaches a detection area or not, transmitting an arrival signal to the host analysis system, and triggering the high-speed image acquisition system to acquire images.
Further, each measuring point of the tire corresponds to a high-speed image acquisition system and an in-place detection system;
the high-speed image acquisition system comprises an industrial camera, a laser sensor and a light supplementing lamp;
the in-place detection system comprises an in-place sensor, an in-place acquisition and analysis module and a communication and IO output module which are sequentially connected.
Further, the industrial camera and the laser sensor are arranged on a steel beam, a horizontal wheel measuring point is respectively arranged on the upper part and the lower part of the steel beam, and a travelling wheel measuring point is arranged on the top of the steel beam;
the in-place sensors are symmetrically arranged on the steel beam.
Further, the host analysis system comprises a high-speed image acquisition card, a disk array, a high-speed computer and a display;
the high-speed image acquisition card is used for rapidly acquiring the tire surface image acquired by the high-speed camera acquisition system;
the disk array is used for storing the collected tire surface images;
the high-speed computer is internally provided with an image analysis module and a fault identification module, wherein the image analysis module is used for analyzing and processing the tire surface image; the fault recognition module is used for recognizing the abrasion of the surface of the tire and sending out early warning information when the abrasion exceeds a limit value;
the display is used for displaying the tire abrasion analysis result.
Further, the online detection device is arranged in a through house structure of the monorail train out-section line end-point warehouse-in line.
An online detection method of a tire abrasion online detection device of a running part of a monorail train comprises the following steps:
s1, building an online detection device;
s2, when the in-place detection system detects that the monorail train reaches the detection area, the tire image is acquired through the high-speed image acquisition system and is transmitted to the host analysis system;
s3, analyzing and processing the received tire image data through a host analysis system to respectively obtain the abrasion states of tires of different running parts, so as to realize online detection; the running part tire comprises a running wheel, a horizontal wheel and a fixed wheel.
Further, the step S3 specifically includes:
and carrying out wheel pattern recognition on the received tire image through a host analysis system according to parameters of the running wheels, the horizontal wheels and the fixed wheels, obtaining appearance structural parameters of each wheel, carrying out coordinate revision on the recognized wheel pattern according to the standard appearance of each wheel, obtaining wheel appearance outline parameters consistent with the standard wheels, and then comparing with the standard wheel parameters to respectively obtain the abrasion states of the tires of different running parts, thereby realizing the online abrasion detection.
Further, the online detection method further comprises the following steps:
and determining corresponding operation and maintenance manuals according to the abrasion state evaluation results of the tires of different running parts.
The beneficial effects of the invention are as follows:
(1) The device is different from the existing detection system, not only can detect and measure the abrasion flow of the running part tyre on line, but also uses a friendly man-machine interaction interface, can conveniently carry out use and parameter setting, is easy to operate and has strong practicability.
(2) The device uses a high-definition industrial camera, the abrasion of the running wheel and the horizontal wheel is acquired in a high-speed image acquisition mode through wheel surface line scanning, and then the abrasion of the running wheel and the horizontal wheel is calculated, displayed and judged through image processing.
(3) The device uses a 1000M Ethernet communication interface mode to carry out communication and control between the industrial personal computer and the sub-test system, is suitable for data transmission, has high transmission speed and zero delay, and realizes the online real-time transmission of the tire abrasion data.
Drawings
FIG. 1 is a block diagram of an on-line detection device for tire wear of a running part of a monorail train.
Fig. 2 is a schematic diagram of a first installation of the on-line tire wear detection device for the running part of the monorail train.
FIG. 3 is a schematic diagram showing a second installation of the tire wear on-line detection device for the running part of the monorail train.
FIG. 4 is a flow chart of an on-line detection method for tire wear of a running part of a monorail train.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and all the inventions which make use of the inventive concept are protected by the spirit and scope of the present invention as defined and defined in the appended claims to those skilled in the art.
Example 1:
the invention combines the Ethernet communication technology, the embedded technology, the sensor technology and the image processing in time to realize the real-time detection of the abrasion loss of the tire and carry out remote data transmission. As shown in FIG. 1, the on-line detection device for the tire abrasion of the running part of the monorail train comprises a host analysis system, a high-speed image acquisition system and an in-place detection system;
the high-speed image acquisition system is used for acquiring the tire surface image and transmitting the tire surface image to the host analysis system;
the host analysis system is used for controlling the work of the high-speed image acquisition system and analyzing and processing the tire surface image to realize abrasion detection;
the in-place detection system is used for detecting whether the monorail train reaches a detection area or not, transmitting an arrival signal to the host analysis system, and triggering the high-speed image acquisition system to acquire images.
In the embodiment of the invention, as shown in fig. 2, each measuring point of the tire corresponds to a high-speed image acquisition system and an in-place detection system;
specifically, the high-speed image acquisition system comprises an industrial camera, a laser sensor and a light supplementing lamp; the industrial camera and the laser sensor are arranged on a steel beam, a horizontal wheel measuring point is respectively arranged on the upper part and the lower part of the steel beam, and a travelling wheel measuring point is arranged on the top of the steel beam;
the in-place detection system comprises an in-place sensor, an in-place acquisition and analysis module and a communication and IO output module which are connected in sequence, wherein the in-place sensor, the in-place acquisition and analysis module and the communication and IO output module are used for detecting whether a train reaches a detection area or not and starting a camera and a laser sensor to scan and acquire; in this embodiment, the in-place sensors are symmetrically disposed on the steel beam.
Specifically, based on the structure, the implementation detection method comprises the following steps: when a monorail train enters a warehouse, real-time transmission of data is carried out on tire surface values measured in real time through a high-definition industrial camera and a laser in a communication mode of Ethernet, and after a host analysis system obtains the data, the data is analyzed and calculated through a high-speed computer, so that the abrasion condition of the current tire surface is obtained; the equipment adopts an on-line detection mode, and the abrasion detection can be carried out on the surfaces of the running wheels and the horizontal wheels without stopping; the starting of all the equipment is controlled by using the in-place detection system, and the acquisition processing is started when a vehicle passes through, so that the storage space is saved, and the working efficiency is improved.
In the embodiment of the invention, the host analysis system comprises a high-speed image acquisition card, a disk array, a high-speed computer and a display;
the high-speed image acquisition card is used for rapidly acquiring the tire surface image acquired by the high-speed camera acquisition system;
the disk array is used for storing the collected tire surface images;
the high-speed computer is internally provided with an image analysis module and a fault identification module, wherein the image analysis module is used for analyzing and processing the tire surface image; the fault recognition module is used for recognizing the abrasion of the surface of the tire and sending out early warning information when the abrasion exceeds a limit value;
the display is used for displaying the tire abrasion analysis result.
As shown in fig. 3, in the embodiment of the invention, the on-line detection device is installed in a through house structure of a monorail train exit line end-point warehouse-in line; in order to protect the steel beams, the steel beams are required to be protected by constructing a through type house structure, and dust and rain prevention is carried out on equipment. The house needs to be built for at least 6 meters long, the steel beam provided with equipment is arranged in the middle of the house, 1 meter is reserved at the front end and the rear end of the house respectively, and an equipment room is required to be built at the outer side of the house and used for an electrical cabinet provided with host equipment. And an acceleration sensor is arranged on two opposite corners of the bogie frame, and is insulated by a rubber gasket and an epoxy resin gasket when being arranged, and the sensor is fixed by bolts. The subsystem device is arranged in the iron box and is fixed in the under-car equipment cabin.
The steel beam in the embodiment of the invention is matched with a special tool, mainly refers to a steel beam customized for installing a camera and a laser sensor, has the same size as a normal cement beam, is used for installing a detection sensor and a train to pass through, is used for fixing the camera and the laser sensor on the steel beam, and simultaneously protects the sensor, and is required to be transparent so as to collect images.
Example 2:
the embodiment of the invention provides an online detection method of a tire abrasion online detection device for a running part of a monorail train in embodiment 1, as shown in fig. 4, comprising the following steps:
s1, building an online detection device;
s2, when the in-place detection system detects that the monorail train reaches the detection area, the tire image is acquired through the high-speed image acquisition system and is transmitted to the host analysis system;
s3, analyzing and processing the received tire image data through a host analysis system to respectively obtain the abrasion states of tires of different running parts, so as to realize online detection; the running part tire comprises a running wheel, a horizontal wheel and a fixed wheel.
The step S3 of the embodiment of the invention specifically comprises the following steps:
and carrying out wheel pattern recognition on the received tire image through a host analysis system according to parameters of the running wheels, the horizontal wheels and the fixed wheels, obtaining appearance structural parameters of each wheel, carrying out coordinate revision on the recognized wheel pattern according to the standard appearance of each wheel, obtaining wheel appearance outline parameters consistent with the standard wheels, and then comparing with the standard wheel parameters to respectively obtain the abrasion states of the tires of different running parts, thereby realizing the online abrasion detection.
In the embodiment of the invention, the online detection method further comprises the following steps:
and determining corresponding operation and maintenance manuals according to the abrasion state evaluation results of the tires of different running parts, and realizing abrasion state monitoring and state maintenance of the running wheels, the horizontal wheels and the fixed wheels.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present invention, the present description should not be construed as limiting the present invention in view of the above.
Those of ordinary skill in the art will recognize that the embodiments described herein are for the purpose of aiding the reader in understanding the principles of the present invention and should be understood that the scope of the invention is not limited to such specific statements and embodiments. Those of ordinary skill in the art can make various other specific modifications and combinations from the teachings of the present disclosure without departing from the spirit thereof, and such modifications and combinations remain within the scope of the present disclosure.
Claims (8)
1. The on-line detection device for the tire abrasion of the running part of the monorail train is characterized by comprising a host analysis system, a high-speed image acquisition system and an in-place detection system;
the high-speed image acquisition system is used for acquiring the tire surface image and transmitting the tire surface image to the host analysis system;
the host analysis system is used for controlling the work of the high-speed image acquisition system and analyzing and processing the tire surface image to realize abrasion detection;
the in-place detection system is used for detecting whether the monorail train reaches a detection area or not, transmitting an arrival signal to the host analysis system, and triggering the high-speed image acquisition system to acquire images.
2. The on-line detection device for tire wear of a running part of a monorail train according to claim 1, wherein each measuring point of the tire corresponds to a high-speed image acquisition system and an in-place detection system;
the high-speed image acquisition system comprises an industrial camera, a laser sensor and a light supplementing lamp;
the in-place detection system comprises an in-place sensor, an in-place acquisition and analysis module and a communication and IO output module which are sequentially connected.
3. The on-line detection device for tire wear of a running part of a monorail train according to claim 2, wherein the industrial camera and the laser sensor are installed on a steel beam, a horizontal wheel measuring point is respectively arranged on the upper part and the lower part of the steel beam, and a running wheel measuring point is arranged on the top of the steel beam;
the in-place sensors are symmetrically arranged on the steel beam.
4. The on-line detection device for tire wear of a running gear of a monorail train according to claim 1, wherein the host analysis system comprises a high-speed image acquisition card, a disk array, a high-speed computer and a display;
the high-speed image acquisition card is used for rapidly acquiring the tire surface image acquired by the high-speed camera acquisition system;
the disk array is used for storing the collected tire surface images;
the high-speed computer is internally provided with an image analysis module and a fault identification module, wherein the image analysis module is used for analyzing and processing the tire surface image; the fault recognition module is used for recognizing the abrasion of the surface of the tire and sending out early warning information when the abrasion exceeds a limit value;
the display is used for displaying the tire abrasion analysis result.
5. An on-line detection device for tire wear of a running gear of a monorail train according to claim 3, wherein the on-line detection device is installed in a through house structure of an out-of-section line end-of-warehouse line of the monorail train.
6. An on-line detection method based on the on-line detection device for tire wear of a running gear of a monorail train according to any one of claims 1 to 5, comprising the steps of:
s1, building an online detection device;
s2, when the in-place detection system detects that the monorail train reaches the detection area, the tire image is acquired through the high-speed image acquisition system and is transmitted to the host analysis system;
s3, analyzing and processing the received tire image data through a host analysis system to respectively obtain the abrasion states of tires of different running parts, so as to realize online detection; the running part tire comprises a running wheel, a horizontal wheel and a fixed wheel.
7. The online detection method according to claim 6, wherein the step S3 specifically comprises:
and carrying out wheel pattern recognition on the received tire image through a host analysis system according to parameters of the running wheels, the horizontal wheels and the fixed wheels, obtaining appearance structural parameters of each wheel, carrying out coordinate revision on the recognized wheel pattern according to the standard appearance of each wheel, obtaining wheel appearance outline parameters consistent with the standard wheels, and then comparing with the standard wheel parameters to respectively obtain the abrasion states of the tires of different running parts, thereby realizing the online abrasion detection.
8. The online detection method of claim 6, wherein the online detection method further comprises:
and determining corresponding operation and maintenance manuals according to the abrasion state evaluation results of the tires of different running parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310995985.5A CN117029724A (en) | 2023-08-08 | 2023-08-08 | Online detection device and method for tire abrasion of running part of monorail train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310995985.5A CN117029724A (en) | 2023-08-08 | 2023-08-08 | Online detection device and method for tire abrasion of running part of monorail train |
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| Publication Number | Publication Date |
|---|---|
| CN117029724A true CN117029724A (en) | 2023-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310995985.5A Pending CN117029724A (en) | 2023-08-08 | 2023-08-08 | Online detection device and method for tire abrasion of running part of monorail train |
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| Country | Link |
|---|---|
| CN (1) | CN117029724A (en) |
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2023
- 2023-08-08 CN CN202310995985.5A patent/CN117029724A/en active Pending
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