CN103926316B - A kind of external locking device crack detector - Google Patents
A kind of external locking device crack detector Download PDFInfo
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- CN103926316B CN103926316B CN201410166676.8A CN201410166676A CN103926316B CN 103926316 B CN103926316 B CN 103926316B CN 201410166676 A CN201410166676 A CN 201410166676A CN 103926316 B CN103926316 B CN 103926316B
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Abstract
A kind of external locking device crack detector, including data acquisition unit and CPU composition, is characterized in that：Described data acquisition unit includes ultrasonic acquisition card and ultrasonic sensor, described ultrasonic acquisition card drives ultrasonic sensor, described ultrasonic sensor detects the status information of external locking device, it is transferred to ultrasonic acquisition card, ultrasonic acquisition card carries out signal amplification, and A/D analog digital conversion operates and is transferred to CPU.The present invention can line flaw detection, do not disassemble external locking, reduce work on the spot intensity, configuration simple equipments, adnexa are few, meet quick, accurately and the high requirement of reliability, there is expanding of system function, easy to carry, especially suitable basic unit workshop work area uses.
Description
Technical field
The present invention relates to a kind of external locking device for railway tie crack detector.
Background technology
With the all-round construction of high-speed railway with open operation, track switch is the important component part of high-speed railway rail system, road
Trouble conversion equipment is even more important underlying security equipment, is directly connected to the safety of railway transportation.However, both at home and abroad for track switch
The Non-Destructive Testing of the conversion equipments such as external locking device does not also have standard and the instrument of correlation.Non-Destructive Testing is advanced and mature as one kind
On-line checking mode railway systems at home and abroad in apply relatively broad, especially for different product application, pass through
Research to its trauma mechanism, has formulated examination criteria and technical conditions, have developed special, Aulomatizeted Detect equipment and technique
Method, greatly improves accuracy of detection and detection efficiency.And then the accumulation of these products flaw detection research data is also design clothes
Business, the structure optimization of guide product design, to reduce trauma, provides foundation for the Service safety assessment of product simultaneously.But outside track switch
The Non-Destructive Testing of locking device does not worldwide also have examination criteria, and general crack detector detection meanss also cannot meet outer
Locking part shape is complicated, test position is not easy to operate etc. requires, and does not therefore have the special crack detector of maturation.
Content of the invention
It is an object of the invention to provide a kind of external locking device crack detector, this crack detector can line flaw detection, do not disassemble outer
Locking, reduces work on the spot intensity, and configuration simple equipments, adnexa are few, meets requirement quick, accurate and that reliability is high, has
Expanding of system function, easy to carry, especially suitable basic unit workshop work area uses.
The scheme that the present invention solves that its technical problem adopted is：A kind of external locking crack detector, including data acquisition unit
With CPU composition, described data acquisition unit includes ultrasonic acquisition card and two ultrasonic sensors, by surpassing
Sound collecting card drives ultrasonic sensor, and ultrasonic sensor detects the status information of external locking device, is transferred to ultrasound wave
Capture card, ultrasonic acquisition card carries out signal amplification, and A/D analog digital conversion etc. operates and is transferred to CPU.
Described CPU is a technical grade computer, including data interface module, digitized filtered and intelligence
Energy compensating module, couple state judge module, Intelligent Measurement point selection module, the detection automatic setup module of characteristic quantity, defect are commented
Determine expert module, manual detection module, information input and setup module, automatically record and enquiry module, information display module, number
Form according to the part such as memory module.
The incoming computer of data that data acquisition unit is transmitted by described data interface module；Described digitized filtered
With intelligent compensation module, detection data is filtered and compensates processing and amplifying；Described couple state judge module, will detect
Data is compared with the ultrasonic wave-coupled characteristic quantity of setting, automatically carries out couple state judgement, can proceed to after coupling is qualified
Next step, the test result that minimizing is brought due to manual operation level difference is unreliable；Described Intelligent Measurement point selection module,
The test point ultrasound wave characteristic quantity of detection data and setting is compared, intelligent selection is that the carrying out flaw detection point of preservation is carried out
Detection；The described automatic setup module of detection characteristic quantity, according to selected each test point, selects the defects detecting technology that it preserves, if
Put gate feature, the amount of gain parameter amount of ultrasonic acquisition card；Described defects assessment expert module, according to ultrasonic acquisition card
Defects detection gate alarm condition judge examined workpiece, defect state, thus completing the qualification determination of workpiece sensing point；Described
Information display module the process of flaw detection is pointed out and various state, information, testing result are shown on colour liquid crystal display device；
Described information input and setup module, there is Touch screen operation and programmed button operation function, wherein programmed button
Comprise 8 function keys, and one group of navigation key, directly control the Modules button operation of flaw detection software；Setup module is directly surpassed
The characteristic quantity setting of sound collecting card；Described automatic record and enquiry module carry out the result record of operation of detecting a flaw, and can press
Disparity items is inquired by classification；The information of operation of detecting a flaw, picture, result are stored by described data memory module；Described
Manual detection module is for providing manual carrying out flaw detection function；Described collection card control and data processing module function are by being arranged on
The external locking flaw detection software of computer is realized.
Compared with prior art, the invention has the beneficial effects as follows：1) aim at external locking device for railway tie flaw detection to develop, be
Railway electrical workman provides a kind of Special maintenance tool, and the external locking vital part ultrasound examination feature according to research
Amount, devises smart flaw detection process, does not need operator to carry out complex operations it is not required that identifying complicated spy during flaw detection
Flaw echo shape, only passes through crack detector software prompt and can complete to detect by step operation.2) it is especially suitable for basic unit workshop, work area makes
With there is the intellectualized operation guide of friendly interface, operator only needs to input the information such as track switch model, detects according to prompting cleaning
Put and place ultrasonic sensor, flaw detection finishes rear system automatic decision result and preserves, adopt the prompting report such as sound, light simultaneously
Alert, operator is not required to the complex figures such as ultrasonic waveform are identified process.3) utilize the confined space, choose several emphasis and visit
Hinder point to be detected, do not disassemble external locking, reduce work on the spot intensity, meet requirement quick, accurate and that reliability is high, existing
The specified location of field device carries out detecting a flaw and can detect that whole flaw detection points, respectively surveys once in closely connected and the state that repels away from.4) configure
Simple equipments, adnexa are few, have touch screen and button operation function, and have expanding of system function, easy to carry.
Brief description
Fig. 1 is external locking device of the present invention flaw detection instrument system theory of constitution figure；
Fig. 2 is external locking device crack detector execute-in-place schematic diagram of the present invention；
Fig. 3 is execute-in-place flow chart of the present invention；
Fig. 4 is Intelligent Measurement flow chart of the present invention；
Fig. 5 is automatic detection flow chart of the present invention；
Fig. 6 is aid structure chart of the present invention.
Specific embodiment
Describe embodiments of the invention below in conjunction with the accompanying drawings in detail.
The track switch external locking device flaw detection instrument system theory of constitution that the present embodiment is adopted is as shown in Figure 1.Crack detector is by work
Industry level computer, ultrasonic acquisition card 2 and ultrasonic sensor 1 form, and realize data by the software being installed in computer
Interface module 3, digitized filtered and intelligent compensation module 4, couple state judge module 7, Intelligent Measurement point selection module 8, inspection
Survey the automatic setup module of characteristic quantity 5, defects assessment expert module 9, manual detection module 6, information input and setup module 11, from
Dynamic record and enquiry module 10, information display module 12, data memory module 13.
Ultrasonic sensor is normal probe and 60 ° of Ultrasonic wave angle probes, and different to different detection workpiece selections is ultrasonic
Wave sensor type.Ultrasonic sensor is driven by ultrasonic acquisition card, ultrasonic sensor detects the state of external locking device
Information, is transferred to ultrasonic acquisition card, and ultrasonic acquisition card carries out signal amplification, and A/D analog digital conversion etc. operates and is transferred to meter
Calculation machine.
The incoming computer of data that data acquisition unit is transmitted by data interface module.
Detection data can be filtered and compensate processing and amplifying by digitized filtered and intelligent compensation module.
The ultrasonic wave-coupled characteristic quantity of detection data and setting can be compared, automatically enter by couple state judge module
Row couple state judges, can proceed to next step after coupling is qualified, reduces and is tied due to the test that manual operation level difference is brought
Really unreliable.
The test point ultrasound wave characteristic quantity of detection data and setting can be compared by Intelligent Measurement point selection module, intelligence
The carrying out flaw detection point that preservation can be chosen as is detected.
The detection automatic setup module of characteristic quantity, can select the defects detecting technology that it preserves, setting according to selected each test point
The parameter amounts such as the gate feature of ultrasonic acquisition card, amount of gain.
Defects assessment expert module, can judge examined workpiece according to the defects detection gate alarm condition of ultrasonic acquisition card
Defect state, thus complete the qualification determination of workpiece sensing point.
Information display module points out the process of flaw detection and various state, information, testing result etc. are shown in color liquid crystal
On display.
Information input and setup module, there is Touch screen operation and programmed button operation function, wherein program and press
Key comprises 8 function keys, and one group of navigation key, can directly control the Modules button operation of flaw detection software；Setup module can be direct
Carry out the characteristic quantity setting of ultrasonic acquisition card.
Automatically record and enquiry module can carry out the result record of operation of detecting a flaw, and can inquire by classification by disparity items.
The information of flaw detection operation, picture, result etc. can be stored by data memory module.
Manual detection module can provide manual carrying out flaw detection function.
The collection functions of modules such as card control and data processing detects a flaw software in fact by the external locking being arranged on technical grade computer
Existing.
The built-in rechargable power supplies of external locking device crack detector, need not separately connect power supply.
Present invention scene application process as shown in Figure 2 and Figure 3, crack detector 14 is connected with ultrasonic sensor 1, upper electricity, soft
Part selects detection pattern and detection part type after starting, on external locking workpiece to be detected, specified location clean surface is simultaneously uniform
Daubing coupling agent, places ultrasonic sensor and automatically carries out coupling check, carries out test point identification, computer after coupling is qualified
Automatically setting detection characteristic quantity, and carry out flaw detection judgement, provide alarm data storage after the completion of flaw detection.Wherein, flaw detection is soft
The automatic inspection process of part is shown in Fig. 4, and flaw detection software Intelligent Measurement flow process is shown in Fig. 5.
The flaw detection aid structure of this example is as shown in Figure 6.Ultrasonic sensor 1 is placed in probe sleeve 15 and can be upper and lower
Mobile, probe sleeve inner bottom part, equipped with spring 16, is installed on after assembling on base plate 17, separately equipped with convex mirror 18 on base plate.Base plate
It is provided with handle 19, handle 19 length be can adjust with setting angle.Probe sleeve is magnetic material manufacture.
The present invention provides a kind of external locking crack detector application process.The method passes through analysis and research, for outside track switch
The complex assemblies of locking device, choose some crucial test points and are detected a flaw, and these test points are fatigue easily in operation to split
The test point of stricture of vagina, detects a flaw without to all components all surfaces.
As prioritization scheme, ultrasonic acquisition card of the present invention is dual pathways internal loopback, USB transmission portable
Ultrasonic acquisition card.
As prioritization scheme, CPU of the present invention is technical grade panel computer, and has touch screen
Operation and programmable key；And built-in rechargable power supplies, need not separately connect power supply during execute-in-place.
As prioritization scheme, the outside special cabinet special using aluminium alloy of the present invention, and using waterproof outer stomacher dress.
As prioritization scheme, the cabinet of the present invention is provided with handle and adjustable support, is conveniently moved and disposed angle
Adjustment.
As prioritization scheme, it is provided with aid in the present invention and helps operator to complete the detection of feature bottom position.
As prioritization scheme, the Special assisting tool of the present invention helps operator to observe equipped with convex mirror.
As prioritization scheme, the ultrasonic sensor bottom of the Special assisting tool of the present invention, equipped with spring, can visited
Apply pretightning force when hindering.
As prioritization scheme, the Special assisting tool of the present invention adopts magnetic material, can be adsorbed on surface of the work during flaw detection,
Improve flaw detection operational stability.
As prioritization scheme, the crack detector of the present invention has sound, light alarm function, provides multiple warnings to carry for operator
Show.
As prioritization scheme, the Special assisting tool handle of the present invention and the adjustable angle of ultrasonic sensor, handle
Length can adjust.
The operation principle of the present invention and process are：
According to Ultrasonic Nondestructive principle, when carrying out ultrasonic examination, for the different test positions of each workpiece,
Due to thickness, the state such as surrounding features is different, even if also there are different ultrasonic echos under nondestructive state, such as primary wave or
Secondary wave, the position difference using these normal echoes then can distinguish different test positions by computer, you can complete
Become the identification of test point；Meanwhile, if this position has internal flaw, then the feature of defective locations is set to warning gate value,
Detection then can be carried out by computer identification gate status to judge.
Before inspection, open crack detector in work area or workshop in advance and input track switch figure number, part type, track switch yard cloth
The track switch information such as the number of putting；
During inspection, it is first turned on software, selects the track switch information pre-entering, then according to position of detecting a flaw in software schematic diagram
Put prompting, cleaning flaw detection surface, uniform application couplant.
Ultrasonic sensor is put into part specified location compression and uniform speed slow moves, system carries out coupling effect automatically
Check.
After couple state is qualified, system carries out test point automatic identification.
After test point identification success, system carries out automatic flaw detection；
Treat that flaw detection finishes, whether system automatic decision part is qualified, and preserves result, then reenter coupling defect shape
State, duplicate detection operates.
Claims (1)
1. a kind of external locking device crack detector, including data interface module, information input and setup module, information display module,
Data memory module, is characterized in that：It also includes digitized filtered and intelligent compensation module, couple state judge module, intelligence
Detection point selection module, the detection automatic setup module of characteristic quantity, defects assessment expert module, manual detection module, automatically record
With enquiry module, collection card control and data processing module, described digitized filtered and intelligent compensation module are by detection data
It is filtered and compensate processing and amplifying；Described couple state judge module, by the ultrasonic wave-coupled of detection data and setting
Characteristic quantity compares, and automatically carries out couple state judgement, can proceed to next step after coupling is qualified, reduces due to manual operation water
The test result that flat difference is brought is unreliable；Described Intelligent Measurement point selection module, by the detection of detection data and setting
Point ultrasound wave characteristic quantity compares, and intelligent selection is that the carrying out flaw detection point of preservation is detected；Described detection characteristic quantity is certainly
Dynamic setup module, according to selected each test point, selects the defects detecting technology that it preserves, the gate of setting ultrasonic acquisition card is special
Levy, amount of gain parameter amount；Described defects assessment expert module, according to the defects detection gate alarm condition of ultrasonic acquisition card
Judge examined workpiece, defect state, thus completing the qualification determination of workpiece sensing point；Described manual detection module is for providing handss
Dynamic carrying out flaw detection function；Described automatic record and enquiry module carry out the result record of operation of detecting a flaw, and can be by disparity items
Classified inquiry；Described collection card control and data processing module are realized by the external locking flaw detection software being arranged on computer；Institute
The information input stated and setup module have Touch screen operation and have programmed button operation function, have wherein programmed button and have comprised
8 function keys, and one group of navigation key, directly control the Modules button operation of flaw detection software, and this information input is straight with setup module
Tap into the characteristic quantity setting of row ultrasonic acquisition card；Described information display module by detect a flaw process prompting and various state,
Testing result is shown on colour liquid crystal display device；The picture of operation of detecting a flaw, result are deposited by described data memory module
Storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410166676.8A CN103926316B (en) | 2014-04-23 | 2014-04-23 | A kind of external locking device crack detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410166676.8A CN103926316B (en) | 2014-04-23 | 2014-04-23 | A kind of external locking device crack detector |
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| CN103926316A CN103926316A (en) | 2014-07-16 |
| CN103926316B true CN103926316B (en) | 2017-03-08 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107487338A (en) * | 2017-08-02 | 2017-12-19 | 安徽骏达起重机械有限公司 | Traffic track automatic detection device |
| CN109405724B (en) * | 2018-09-06 | 2021-08-27 | 安徽华元智控科技有限公司 | Forklift gantry opening size detection method and device |
| CN113267572A (en) * | 2021-04-30 | 2021-08-17 | 中广核检测技术有限公司 | Hand-held type ultrasonic probe marks frock |
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Effective date of registration: 20170221 Address after: 100073 Beijing, Fengtai District, South Fourth Ring Road West, No. 1, building 12, (Park) Patentee after: BEIJING NATIONAL RAILWAY RESEARCH & DESIGN INSTITUTE OF SIGNAL & COMMUNICATION GROUP LTD. Address before: 100166 Beijing West Fourth Ring Road, Fengtai District, No. 49 Patentee before: Beijing Zhongtietong Technology Development Center of Signal & Communication |
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| CB03 | Change of inventor or designer information |
Inventor after: Liu Zhenhua Inventor after: Huang Tianxin Inventor after: Sun Xiaoyong Inventor after: Xie Zhongli Inventor after: Wang Wenlong Inventor after: Bai Xibin Inventor after: Chen Haikang Inventor after: Dong Jing Inventor before: Liu Zhenhua Inventor before: Huang Tianxin Inventor before: Sun Xiaoyong Inventor before: Xie Zhongli Inventor before: Wang Wenlong Inventor before: Bai Xibin Inventor before: Dong Jing |
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