CN109579751A - A kind of detection method and device of the shield machine cutter abrasion amount based on sound emission - Google Patents
A kind of detection method and device of the shield machine cutter abrasion amount based on sound emission Download PDFInfo
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- CN109579751A CN109579751A CN201811449515.4A CN201811449515A CN109579751A CN 109579751 A CN109579751 A CN 109579751A CN 201811449515 A CN201811449515 A CN 201811449515A CN 109579751 A CN109579751 A CN 109579751A
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- acoustic emission
- cutter
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- module
- emission sensor
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- 238000005299 abrasion Methods 0.000 title claims abstract description 32
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 238000012545 processing Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000013473 artificial intelligence Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The detection device for the shield machine cutter abrasion amount based on sound emission that the invention discloses a kind of, including the acoustic emission sensor being mounted in the through-hole of cutter head, the data acquisition module and wireless transmitter module being mounted in cutterhead, the wireless receiving module and data processing terminal being mounted in anterior shield air cushion cabin, bit interface is covered with wear-resistant block, arrangement acoustic emission sensor is pasted in through-hole and is filled with couplant, it is close to the wear-resistant block on cutter head head acoustic emission sensor one end, the collected acoustic emission signal of acoustic emission sensor is through wireless transmitter module, wireless receiving module is transmitted to data processing terminal, quantitative judge is carried out to the abrasion loss of cutter wear-resistant block by the algorithm of artificial intelligence.The present invention is capable of the state of wear of on-line real-time measuremen shield cutter, quantitative judge is carried out to the abrasion loss of cutter, precision and accuracy are higher, and use wireless communication technique, the problem of can solve difficult wiring keeps the structure of detection system more simple, reliable, easy to use.
Description
Technical field
The present invention relates to shield machine cutter abrasion amount detection fields, and in particular to a kind of shield machine cutter based on sound emission
The detection method and device of abrasion loss.
Background technique
Currently, with the continuous propulsion of Urbanization Process In China, shield method is widely answered in subway work at home
With, and with the propulsion of this process, shield machine development shows big cross section, big depth, the main trend of long range.This is several to become greatly
Gesture proposes high requirement to the cutterhead of shield and cutter.Wear law, the abrasion loss for grasping cutter in time are reasonable to being arranged
Boring parameter, planned replacement cutter plays conclusive effect.Higher want is proposed to the cutterhead of shield and cutter
It asks.The wear law of cutter is grasped in time, abrasion loss plays decision to reasonable boring parameter, planned replacement cutter is arranged
The effect of property.
No. four line shields of Guangzhou Underground judge that cutter damages when not tunneling specified tool change position in river bottom application working hour
It is bad, but since shield machine is in river bottom, it can not open a position, can not also be opened a position using the means that earth's surface is reinforced, in the case
Continue to have tunneled 2 rings, discovery can not tunnel.In unavoidable situation, knife is checked using warehouse entry with pressure after advance reinforcement
Disk.As a result, it has been found that the knife of cutter head center position 10 causes between No. 17 knives, cutter head panel wears nearly 125mm depth, face within the scope of 540mm
Plate is completely worn out, and part tool apron is ground off, and finally haves no alternative but excavate transverse passage-way using in right line same position, arrives left line cutterhead portion
Position carries out cutter head panel reparation, and this project is used warehouse entry tool changing 9 times with pressure due to cutter, adds up more than 120 days.Duration is stagnant
5 months afterwards, to ensure that the duration has added a series of measures such as tunneling section.Therefore a kind of reasonable form is taken to determine shield knife
The abrasion loss of tool becomes the project of a urgent need to resolve.
Patent application CN200920217751 discloses a kind of tool-wear monitoring device for shield machine, and the monitoring device is by knife
The limitation of tool form, data reliability be not high；Patent application CN201210087793 discloses a kind of for shield machine cutter mill
The detection device and detection method of damage amount, when detection, can have difficult wiring；And patent application CN201310005315
A kind of real time monitoring ultrasound wave device of shield machine cutter wear-resistant block thickness abrasion loss is disclosed, is limited by cutter form,
Data reliability is not high, and difficult wiring.
Summary of the invention
To solve the above problems, the detection method of the present invention provides a kind of shield machine cutter abrasion amount based on sound emission
And device is capable of the state of wear of on-line real-time measuremen shield cutter, precision and accuracy are higher using wireless communication technique.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of detection device of the shield machine cutter abrasion amount based on sound emission, the sound emission including being mounted in cutter head pass
Sensor, the data acquisition module being mounted in cutterhead and wireless transmitter module, the wireless receiving mould being mounted in anterior shield air cushion cabin
Block and data processing terminal, the bit interface are covered with wear-resistant block, are mounted on the outside of cutterhead, and it is logical that one is offered in the cutter head
Hole, interior paste of the through-hole are disposed with an acoustic emission sensor, are filled with couplant, and the acoustic emission sensor one end and cutter head head
The wear-resistant block in portion is close to；The acoustic emission sensor is connect by data line with data acquisition module, and data acquisition module passes through
Data line is connect with wireless transmitter module, and the collected acoustic emission signal of acoustic emission sensor is transmitted to nothing through wireless transmitter module
Acoustic emission signal is transmitted to data processing terminal, data processing terminal pair through signal wire by line receiving module, wireless receiving module
The acoustic emission signal received is handled, and carries out quantitative knowledge to the abrasion loss of cutter wear-resistant block by the algorithm of artificial intelligence
Not.
Further, the wireless transmitter module uses Bluetooth transmission module, and built-in lithium battery guarantees operating time 3
Month or more.
Further, the size of the through-hole matches setting with acoustic emission sensor, can be put into sound emission biography with lucky
Sensor is advisable.
Further, it is anti-that one is covered with outside the data acquisition module, wireless transmitter module and wireless receiving module
Shield causes to damage to prevent it from being thumped by dregs.
The present invention also provides a kind of detection method of shield machine cutter abrasion amount based on above-mentioned based on sound emission, packets
Include following steps:
S1, detector calibration
Pressure calibration is carried out to detector with the standard thickness plate of 40~60mm thickness, avoids the occurrence of measurement error；
S2, the acoustic emission sensor through fitting with wear-resistant block carry out the acquisition of target data, and collected data are through number
After being transmitted to data acquisition module according to line, wireless receiving module is transmitted to by wireless transmitter module, and be input to number through data line
According to processing terminal.
S3, data processing terminal receive data, wear-resisting to cutter by the algorithm of artificial intelligence after completing data prediction
The abrasion loss of block carries out quantitative judge.
The invention has the following advantages:
The present invention, which solves, to be limited present in existing shield cutter abrasion acoustic emission detection system by cutter form, number
It is not high according to reliability, and the technical problems such as difficult wiring, it is capable of the state of wear of on-line real-time measuremen shield cutter, to cutter
Abrasion loss carries out quantitative judge, has the characteristics that measurement accuracy height, strong real-time, high reliablity, and use wireless communication technique,
Keep the structure of detection system more simple, reliable, easy to use.
Device through the invention can for study tool wear regular, timely grasp tool wear the case where provide according to
According to providing strong support to carry out planned tool changing in long distance construction.
Detailed description of the invention
Fig. 1 is a kind of structural representation of the detection device of the shield machine cutter abrasion amount based on sound emission of the embodiment of the present invention
Figure.
Fig. 2 is the enlarged drawing of A in Fig. 1.
In figure: 1-acoustic emission sensor, 2-wear-resistant blocks, 3-cutter heads, 4-tool aprons, 5-cutterheads, 6-data acquisition modules
Block, 7-wireless transmitter modules, 8-wireless receiving modules, 9-anterior shields, 10-anterior shield air cushion cabins, 11-middle shields, at 12-data
Manage terminal, 13-data lines.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
As shown in Figure 1, the detection dress of the embodiment of the invention provides a kind of shield machine cutter abrasion amount based on sound emission
It sets, including the acoustic emission sensor 1 being mounted in cutter head 3, the data acquisition module 6 being mounted in cutterhead 5 and wireless transmission mould
Block 7, the wireless receiving module 8 and data processing terminal 12 being mounted in anterior shield air cushion cabin 10,3 surface of cutter head are covered with
Wear-resistant block 2 is mounted on 5 outside of cutterhead, and the tool apron 4 and cutterhead 5 of the cutter head 3 weld, and offer a through-hole in the cutter head 3, should
It is pasted in through-hole and is disposed with an acoustic emission sensor 1, be filled with couplant, and 1 one end of acoustic emission sensor and 3 head of cutter head
Wear-resistant block be close to；The size of the through-hole matches setting with acoustic emission sensor 1, can be put into acoustic emission sensor with lucky
It is advisable；The acoustic emission sensor 1 is connect by data line 13 with data acquisition module 6, and data acquisition module 6 passes through data line
13 connect with wireless transmitter module 7, and the collected acoustic emission signal of acoustic emission sensor is transmitted to wirelessly through wireless transmitter module 7
Acoustic emission signal is transmitted to data processing terminal 12 through signal wire 13 by receiving module 8, wireless receiving module 8, and data processing is whole
The 12 pairs of acoustic emission signals received in end are handled, and are determined by the algorithm of artificial intelligence the abrasion loss of cutter wear-resistant block
Amount identification.
In the present embodiment, the wireless transmitter module 7 uses Bluetooth transmission module, and built-in lithium battery guarantees operating time 3
A month or more.
In the present embodiment, it is covered with outside the data acquisition module 6, wireless transmitter module 7 and wireless receiving module 8
One shield 14 prevents data acquisition module 6, wireless transmitter module 7 and data line 13 from being thumped by dregs and causing to damage.
The detection method for the shield machine cutter abrasion amount based on sound emission that the present invention also provides a kind of, including walk as follows
It is rapid:
S1, the cutter head 3 of shield machine cutter is transformed, the logical of acoustic emission sensor can be put on it by processing
Hole；
S2, acoustic emission sensor 1 is put into the through-hole of cutter head 3, and is close to the wear-resistant block 2 of cutter, couplant；
S3, pressure calibration is carried out to detector with the standard thickness plate of 40~60mm thickness, avoids the occurrence of measurement error；
S4, shield machine is opened, the acoustic emission signal that the wear-resistant block abrasion for obtaining cutter through acoustic emission sensor 1 generates, warp
After data line 13 is sent to acoustic emission signal acquisition module 6, wireless receiving module is transmitted to by wireless transmitter module, and through data
Line is input to data processing terminal.
S5, data processing terminal receive data, wear-resisting to cutter by the algorithm of artificial intelligence after completing data prediction
The abrasion loss of block carries out quantitative judge.
The detection system of this specific implementation is capable of the state of wear of on-line real-time measuremen shield cutter, to the abrasion loss of cutter
Quantitative judge is carried out, precision and accuracy are higher, and use wireless communication technique, the problem of can solve difficult wiring, make to examine
The structure of examining system is more simple, reliable, easy to use.
Specific embodiments of the present invention are described above, it is to be understood that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make a variety of changes or modify within the scope of the claims, this not shadow
Ring substantive content of the invention.In the absence of conflict, the feature in embodiments herein and embodiment can any phase
Mutually combination.
Claims (5)
1. a kind of detection device of the shield machine cutter abrasion amount based on sound emission, it is characterised in that: including being mounted on cutter head (3)
Interior acoustic emission sensor (1), the data acquisition module (6) being mounted in cutterhead (5) and wireless transmitter module (7) are mounted on
Wireless receiving module (8) and data processing terminal (12) in anterior shield air cushion cabin (10), cutter head (3) surface are covered with resistance to
Abrading block (2) is mounted on the outside of cutterhead (5), offers a through-hole in the cutter head (3), is pasted in the through-hole and is disposed with a sound emission
Sensor (1) is filled with couplant, and acoustic emission sensor (1) one end is close to the wear-resistant block on cutter head (3) head；It is described
Acoustic emission sensor (1) is connect by data line (13) with data acquisition module (6), and data acquisition module (6) passes through data line
(13) it is connect with wireless transmitter module (7), the collected acoustic emission signal of acoustic emission sensor is transmitted through wireless transmitter module (7)
To wireless receiving module (8), acoustic emission signal is transmitted to data processing terminal through signal wire (13) by wireless receiving module (8)
(12), data processing terminal (12) handles the acoustic emission signal received, resistance to cutter by the algorithm of artificial intelligence
The abrasion loss of abrading block carries out quantitative judge.
2. a kind of detection device of the shield machine cutter abrasion amount based on sound emission as described in claim 1, it is characterised in that:
The wireless transmitter module (7) uses Bluetooth transmission module, built-in lithium battery.
3. a kind of detection device of the shield machine cutter abrasion amount based on sound emission as described in claim 1, it is characterised in that:
The size of the through-hole matches setting with acoustic emission sensor (1), is advisable with the lucky acoustic emission sensor that can be put into.
4. a kind of detection device of the shield machine cutter abrasion amount based on sound emission as described in claim 1, it is characterised in that:
The data acquisition module (6), wireless transmitter module (7) and wireless receiving module (8) are covered with a shield (14) outside,
Cause to damage to prevent it from being thumped by dregs.
5. a kind of detection side of the shield machine cutter abrasion amount using according to any one of claims 1-4 based on sound emission
Method, characterized by the following steps:
S1, detector calibration
Pressure calibration is carried out to detector with the standard thickness plate of 40~60mm thickness, avoids the occurrence of measurement error；
S2, the acoustic emission sensor through fitting with wear-resistant block carry out the acquisition of target data, and collected data are through data line
After being transmitted to data acquisition module, wireless receiving module is transmitted to by wireless transmitter module, and be input at data through data line
Manage terminal.
S3, data processing terminal receive data, after completing data prediction, by the algorithm of artificial intelligence to cutter wear-resistant block
Abrasion loss carries out quantitative judge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449515.4A CN109579751A (en) | 2018-11-30 | 2018-11-30 | A kind of detection method and device of the shield machine cutter abrasion amount based on sound emission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449515.4A CN109579751A (en) | 2018-11-30 | 2018-11-30 | A kind of detection method and device of the shield machine cutter abrasion amount based on sound emission |
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| Publication Number | Publication Date |
|---|---|
| CN109579751A true CN109579751A (en) | 2019-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811449515.4A Pending CN109579751A (en) | 2018-11-30 | 2018-11-30 | A kind of detection method and device of the shield machine cutter abrasion amount based on sound emission |
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| Country | Link |
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| CN (1) | CN109579751A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982201A (en) * | 2020-08-27 | 2020-11-24 | 中铁二十局集团有限公司 | Method, device and system for monitoring parameters of rolling cutter of shield machine |
| CN112648915A (en) * | 2020-12-03 | 2021-04-13 | 中船重型装备有限公司 | Shield constructs machine knife dish real-time supervision wearing and tearing device |
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| DE19612743C1 (en) * | 1996-03-29 | 1997-03-27 | Klaus Dipl Ing Esters | Sealing working surface during formation of hollow space in tunnel and pipeline construction |
| CN103061776A (en) * | 2013-01-06 | 2013-04-24 | 中铁隧道集团有限公司 | Method for repairing TBM (tunnel boring machine) cutter head in intra-tunnel high-pressure environment |
| CN103114858A (en) * | 2013-01-08 | 2013-05-22 | 中铁隧道集团有限公司 | Ultrasonic real-time monitoring device for shield machine cutter anti-abrasion block thickness abrasion loss |
| CN206223119U (en) * | 2016-12-02 | 2017-06-06 | 洛阳九久科技股份有限公司 | A kind of shield scraper of real-time monitoring wear extent |
| CN106944877A (en) * | 2016-01-06 | 2017-07-14 | 哈尔滨理工大学 | Tool wear intelligent wireless detection means based on acoustic emission signal |
| CN107180016A (en) * | 2017-05-23 | 2017-09-19 | 南京工业大学 | Using the layering summation of abrasion specific consumption exponential forecasting hob abrasion amount |
| CN108760881A (en) * | 2018-05-23 | 2018-11-06 | 西安科技大学 | A kind of kelly bar detection method based on supersonic guide-wave |
-
2018
- 2018-11-30 CN CN201811449515.4A patent/CN109579751A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19612743C1 (en) * | 1996-03-29 | 1997-03-27 | Klaus Dipl Ing Esters | Sealing working surface during formation of hollow space in tunnel and pipeline construction |
| CN103061776A (en) * | 2013-01-06 | 2013-04-24 | 中铁隧道集团有限公司 | Method for repairing TBM (tunnel boring machine) cutter head in intra-tunnel high-pressure environment |
| CN103114858A (en) * | 2013-01-08 | 2013-05-22 | 中铁隧道集团有限公司 | Ultrasonic real-time monitoring device for shield machine cutter anti-abrasion block thickness abrasion loss |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982201A (en) * | 2020-08-27 | 2020-11-24 | 中铁二十局集团有限公司 | Method, device and system for monitoring parameters of rolling cutter of shield machine |
| CN112648915A (en) * | 2020-12-03 | 2021-04-13 | 中船重型装备有限公司 | Shield constructs machine knife dish real-time supervision wearing and tearing device |
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Application publication date: 20190405 |
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