CN109623223A - Pipeline groove detection method - Google Patents
Pipeline groove detection method Download PDFInfo
- Publication number
- CN109623223A CN109623223A CN201910106901.1A CN201910106901A CN109623223A CN 109623223 A CN109623223 A CN 109623223A CN 201910106901 A CN201910106901 A CN 201910106901A CN 109623223 A CN109623223 A CN 109623223A
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- China
- Prior art keywords
- groove
- pipeline
- detected
- template
- image data
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Image Analysis (AREA)
Abstract
The invention proposes a kind of pipeline groove detection methods, comprising the following steps: step S1, the size of the finished edge according to needed for pipeline make pipe inspection template；Step S2 is then transmit in tester and is detected using the image data of groove to be detected in the image data of template groove in image capture device acquisition pipeline detection template and pipeline to be detected；Step S3, tester compare the image data of groove to be detected and the image data of template groove, more than carrying out sound-light alarm after error requirements；Step S4 detects pipeline by weld bond defect-detecting equipment after the pipeline welding molding after groove is qualified, rejects welding substandard product.The present invention can use tester and pipe inspection template monitors the groove of pipeline at the scene, and wireless artificial detection can greatly improve working efficiency, reduce False Rate, additionally it is possible to guarantee the groove of live pipeline within a suitable error range.
Description
Technical field
The present invention relates to pipeline groove technical field, in particular to a kind of pipeline groove detection method.
Background technique
During site operation, the case where frequently encountering using non-whole root canal line, this will need on-site cutting pipeline to arrive
Suitably sized, the problem of then will being related to pipeline finished edge, frequently encounters scene and asking that pipeline groove is not mechanical
Topic, it is necessary to which scene gas cutting equipment finished edge, artificial groove needs certain technology and experience support, in order to guarantee
The quality of groove, it is necessary to the groove detection at the scene of carrying out.Traditional method still leans on the experience of site operation personnel to judge,
It is easy to produce error, and low efficiency, further influences the technical quality of construction.
Summary of the invention
The purpose of the present invention aims to solve at least one of described technological deficiency.
For this purpose, solving artificial groove efficiency it is an object of the invention to propose a kind of pipeline groove detection method
Problem low, error is big.
To achieve the goals above, the present invention provides a kind of pipeline groove detection method, comprising the following steps:
Step S1, the size of the finished edge according to needed for pipeline make pipe inspection template；
Step S2 utilizes the image data and test tube to be checked of template groove in image capture device acquisition pipeline detection template
The image data of groove to be detected, is then transmit in tester and is detected in line；
Step S3, tester compare the image data of groove to be detected and the image data of template groove, are more than
Sound-light alarm is carried out after error requirements；
Step S4 detects pipeline by weld bond defect-detecting equipment, rejects weldering after the pipeline welding molding after groove is qualified
Connect substandard product.
Preferably, in step s 2, the image of template groove in image capture device acquisition pipeline detection template is utilized
The image data of groove to be detected in data and pipeline to be detected, then by pipe inspection template be inserted into pipeline to be detected to
It detects at groove, then passes through the matched data after image capture device acquisition insertion.
In any of the above-described scheme preferably, if matched data is within the scope of nominal error, tester judgement
Groove to be detected is qualified in the pipeline to be detected, if matched data, not within the scope of nominal error, tester judgement should be to
It is unqualified to detect groove to be detected in pipeline.
In any of the above-described scheme preferably, in step sl, the pipe inspection template uses isocentric circular arc structure,
The internal-and external diameter of pipe inspection template is consistent with the inside/outside diameter size of pipeline to be detected.
In any of the above-described scheme preferably, the pipe inspection template includes bed die, punch-pin, the bed die and punch-pin
It is integrally formed.
In any of the above-described scheme preferably, the punch-pin includes at least double V-groove template, type I groove template, U-shaped
Groove template, K-type groove template etc..
In any of the above-described scheme preferably, the convex mould surface is equipped with multiple sensors, and the sensor is by punch-pin
Activation signal between groove to be detected is transferred to tester.
In any of the above-described scheme preferably, the bed die is removably mounted on tester.
In any of the above-described scheme preferably, described image acquisition equipment is equipped with multiple, for acquiring pipe inspection mould
Image data in plate on template groove and groove all directions to be detected.
In any of the above-described scheme preferably, the tester and far-end computer end and/or mobile terminal are wireless each other
Communication, the groove Qualification to be detected of pipeline to be detected is checked by computer end and/or mobile terminal.
The present invention can use tester and pipe inspection template monitors the groove of pipeline at the scene, wireless artificial detection,
Working efficiency can be greatly improved, False Rate is reduced, additionally it is possible to guarantee the groove of live pipeline in a suitable error range
Within, guarantee the welding quality of subsequent handling, the security performance of the follow-up work of lift line by the quality of groove.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is overview flow chart of the invention；
Fig. 2 is the structural schematic diagram of pipe inspection template 2 of the invention；
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
The present invention provides a kind of pipeline groove detection method, as shown in Figure 1, comprising the following steps:
Step S1, the size of the finished edge according to needed for pipeline make pipe inspection template；
Pipe inspection template uses isocentric circular arc structure, the internal-and external diameter of the internal-and external diameter of pipe inspection template and pipeline to be detected
Size is consistent.
As shown in Fig. 2, pipe inspection template 2 includes bed die 22, punch-pin 21, bed die 22 and punch-pin 21 are integrally formed.Punch-pin
21 include at least double V-groove template, type I groove template, U-shaped groove template, K-type groove template etc..
Bed die 22 is removably mounted on tester 1.
Step S2 utilizes the image data and test tube to be checked of template groove in image capture device acquisition pipeline detection template
The image data of groove to be detected, is then transmit in tester and is detected in line；
Specifically, utilizing the image data and test tube to be checked of template groove in image capture device acquisition pipeline detection template
Then pipe inspection template is inserted into pipeline to be detected at groove to be detected, so by the image data of groove to be detected in line
Pass through the matched data after image capture device acquisition insertion afterwards；If matched data is within the scope of nominal error, test
Instrument judges that groove to be detected is qualified in the pipeline to be detected, if matched data is not within the scope of nominal error, tester is sentenced
The groove to be detected in the pipeline to be detected that breaks is unqualified.
Step S3, tester compare the image data of groove to be detected and the image data of template groove, are more than
Sound-light alarm is carried out after error requirements；
Step S4 detects pipeline by weld bond defect-detecting equipment, rejects weldering after the pipeline welding molding after groove is qualified
Connect substandard product.
In another embodiment of the invention, in order to which more whether accurate detection punch-pin 21 matches with groove to be detected,
Multiple sensors can also be equipped on 21 surface of punch-pin, the activation signal between punch-pin and groove to be detected is transferred to by sensor
Then tester 1 judges whether punch-pin 21 and groove matching degree to be detected by tester, if matching degree is in acceptability limit
Interior, then tester 1 judges that groove to be detected is qualified in the pipeline to be detected；If matching degree is surveyed not in acceptability limit
Examination instrument 1 judges that groove to be detected is unqualified in the pipeline to be detected.
In another embodiment of the invention, in order to improve detection accuracy, False Rate is reduced, image capture device is equipped with more
It is a, for acquiring the image data in pipeline detection template on template groove and groove all directions to be detected, and by these figures
As data are transferred to tester, by tester by pipe inspection template in template groove the image data of all directions with it is to be checked
It surveys the image data on groove on corresponding direction to compare, is more than then to carry out sound-light alarm after error requirements.
In another embodiment of the invention, for the ease of distally checking situation to be detected, tester and far-end computer end
And/or mobile terminal wirelessly communicates each other, checks that the groove to be detected of pipeline to be detected closes by computer end and/or mobile terminal
Lattice situation.
The present invention can use tester and pipe inspection template monitors the groove of pipeline at the scene, wireless artificial detection,
Working efficiency can be greatly improved, False Rate is reduced, additionally it is possible to guarantee the groove of live pipeline in a suitable error range
Within, guarantee the welding quality of subsequent handling, the security performance of the follow-up work of lift line by the quality of groove.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are not departing from the principle of the present invention and objective
In the case where can make changes, modifications, alterations, and variations to the above described embodiments within the scope of the invention.The scope of the present invention
By appended claims and its equivalent limit.
Claims (10)
1. a kind of pipeline groove detection method, which comprises the following steps:
Step S1, the size of the finished edge according to needed for pipeline make pipe inspection template；
Step S2 is acquired in pipeline detection template in the image data and pipeline to be detected of template groove using image capture device
The image data of groove to be detected, is then transmit in tester and is detected；
Step S3, tester compare the image data of groove to be detected and the image data of template groove, are more than error
Sound-light alarm is carried out after it is required that；
Step S4 detects pipeline by weld bond defect-detecting equipment, rejects welding not after the pipeline welding molding after groove is qualified
Qualified products.
2. pipeline groove detection method as described in claim 1, which is characterized in that in step s 2, set using Image Acquisition
For the image data of groove to be detected in the image data of template groove in acquisition pipeline detection template and pipeline to be detected, then
Pipe inspection template is inserted into pipeline to be detected at groove to be detected, then by image capture device acquisition insertion after
Matched data.
3. pipeline groove detection method as claimed in claim 2, which is characterized in that if matched data is in nominal error model
In enclosing, then tester judges that groove to be detected is qualified in the pipeline to be detected, if matched data not within the scope of nominal error,
Then tester judges that groove to be detected is unqualified in the pipeline to be detected.
4. pipeline groove detection method as described in claim 1, which is characterized in that in step sl, the pipe inspection mould
Plate uses isocentric circular arc structure, and the internal-and external diameter of pipe inspection template is consistent with the inside/outside diameter size of pipeline to be detected.
5. pipeline groove detection method as described in claim 1, which is characterized in that the pipe inspection template include bed die,
Punch-pin, the bed die and punch-pin are integrally formed.
6. pipeline groove detection method as claimed in claim 5, which is characterized in that the punch-pin includes at least double V-groove mould
Plate, type I groove template, U-shaped groove template, K-type groove template etc..
7. pipeline groove detection method as claimed in claim 5, which is characterized in that the convex mould surface is equipped with multiple sensings
Activation signal between punch-pin and groove to be detected is transferred to tester by device, the sensor.
8. pipeline groove detection method as claimed in claim 5, which is characterized in that the bed die is removably mounted at tester
On.
9. pipeline groove detection method as described in claim 1, which is characterized in that described image acquire equipment be equipped with it is multiple,
For acquiring the image data in pipeline detection template on template groove and groove all directions to be detected.
10. pipeline groove detection method as described in claim 1, which is characterized in that the tester and far-end computer end and/
Or mobile terminal wirelessly communicates each other, checks that the groove to be detected of pipeline to be detected is qualified by computer end and/or mobile terminal
Situation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910106901.1A CN109623223A (en) | 2019-02-02 | 2019-02-02 | Pipeline groove detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910106901.1A CN109623223A (en) | 2019-02-02 | 2019-02-02 | Pipeline groove detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109623223A true CN109623223A (en) | 2019-04-16 |
Family
ID=66064939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910106901.1A Pending CN109623223A (en) | 2019-02-02 | 2019-02-02 | Pipeline groove detection method |
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| CN (1) | CN109623223A (en) |
Citations (8)
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|---|---|---|---|---|
| CN85106473A (en) * | 1985-08-29 | 1987-03-18 | 松下电器产业株式会社 | Bevel for welding sectional area pick-up unit |
| CN201828211U (en) * | 2010-10-19 | 2011-05-11 | 北京巴布科克·威尔科克斯有限公司 | Gauge for machining and detecting grooves at pipe end |
| CN102756227A (en) * | 2012-07-24 | 2012-10-31 | 四川科新机电股份有限公司 | Method for detecting temperature of high-strength Cr-Mo steel double-side welding back gouging groove belt |
| CN102880877A (en) * | 2012-09-28 | 2013-01-16 | 中科院成都信息技术有限公司 | Target identification method based on contour features |
| JP2014032076A (en) * | 2012-08-02 | 2014-02-20 | Kobe Steel Ltd | Method of measuring position and shape of welding groove |
| CN106803244A (en) * | 2016-11-24 | 2017-06-06 | 深圳市华汉伟业科技有限公司 | Defect identification method and system |
| CN207593402U (en) * | 2017-12-26 | 2018-07-10 | 哈尔滨锅炉厂有限责任公司 | Detect the novel model of Tube-tubesheet joint groove size |
| CN109211110A (en) * | 2018-09-18 | 2019-01-15 | 佛山科学技术学院 | A kind of flat-type workpiece size detection system and method based on machine vision |
-
2019
- 2019-02-02 CN CN201910106901.1A patent/CN109623223A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85106473A (en) * | 1985-08-29 | 1987-03-18 | 松下电器产业株式会社 | Bevel for welding sectional area pick-up unit |
| CN201828211U (en) * | 2010-10-19 | 2011-05-11 | 北京巴布科克·威尔科克斯有限公司 | Gauge for machining and detecting grooves at pipe end |
| CN102756227A (en) * | 2012-07-24 | 2012-10-31 | 四川科新机电股份有限公司 | Method for detecting temperature of high-strength Cr-Mo steel double-side welding back gouging groove belt |
| JP2014032076A (en) * | 2012-08-02 | 2014-02-20 | Kobe Steel Ltd | Method of measuring position and shape of welding groove |
| CN102880877A (en) * | 2012-09-28 | 2013-01-16 | 中科院成都信息技术有限公司 | Target identification method based on contour features |
| CN106803244A (en) * | 2016-11-24 | 2017-06-06 | 深圳市华汉伟业科技有限公司 | Defect identification method and system |
| CN207593402U (en) * | 2017-12-26 | 2018-07-10 | 哈尔滨锅炉厂有限责任公司 | Detect the novel model of Tube-tubesheet joint groove size |
| CN109211110A (en) * | 2018-09-18 | 2019-01-15 | 佛山科学技术学院 | A kind of flat-type workpiece size detection system and method based on machine vision |
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