CN105387812A - Measuring gauge electronization method and device of oil well pipe - Google Patents
Measuring gauge electronization method and device of oil well pipe Download PDFInfo
- Publication number
- CN105387812A CN105387812A CN201510702811.0A CN201510702811A CN105387812A CN 105387812 A CN105387812 A CN 105387812A CN 201510702811 A CN201510702811 A CN 201510702811A CN 105387812 A CN105387812 A CN 105387812A
- Authority
- CN
- China
- Prior art keywords
- oil well
- well pipe
- size data
- physical size
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003129 oil well Substances 0.000 title claims abstract description 138
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000005259 measurement Methods 0.000 claims abstract description 31
- 230000003287 optical effect Effects 0.000 claims abstract description 21
- 230000002950 deficient Effects 0.000 claims description 13
- 238000004458 analytical method Methods 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 244000227633 Ocotea pretiosa Species 0.000 description 1
- 235000004263 Ocotea pretiosa Nutrition 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000007794 visualization technique 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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
-
- 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
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
-
- 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
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
- G01B11/12—Measuring arrangements characterised by the use of optical techniques for measuring diameters internal diameters
-
- 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
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- 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
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
Abstract
The present invention discloses a measuring gauge and measuring tool electronization method and device of an oil well pipe. Through carrying out three-dimensional optical scanning of an oil well pipe, the size of the oil well pipe is obtained, and the obtained size and a preset threshold size are compared to check whether the oil well pipe is qualified or not. Compared with a method of using a measuring gauge or measuring tool to carry out direct measurement in the prior art, the method of the invention has the advantages that a more accurate size detection result can be obtained, the measurement of the oil well pipe is more intelligent, and the damage and scratch of the measuring gauge and measuring tool or an oil well pipe body is avoided.
Description
Technical field
The present invention relates to a kind of measuring method, particularly a kind of gauge measurer electronization method for oil well pipe and device.
Background technology
Oil well pipe is a large amount of strength member used in petroleum drilling and mining industry, and the quality of its performance is directly connected to the success or not of drilling operation.Most countries all adopts american petroleum institute standard to carry out production well pipe in the world at present.The grade, specification, thickening mode etc. of above-mentioned standard to petroleum oil well pipe have all done more detailed regulation.In oil well drilling process, because oil well pipe needs to bear the larger stress mutation caused by alternate load, so every size of oil well pipe all must in strict conformity with production requirement, make each portion stress equalization of oil well pipe, if the inaccuracy of dimensions of oil well pipe, then be easy to cause oil well pipe to lose efficacy, therefore be very important link in oil well pipe production link to the qualified detection of oil well pipe, but, the qualified detection of existing oil well pipe is generally by manually adopting the metal gauge measurer of mechanization to contrast detection intuitively, limited precision, and in long-term testing process, gauge measurer can produce deviation gradually due to the impact of external force, therefore need in some cycles, calibration readjustment is carried out to gauge measurer, simultaneously, carry out in the process of contact measurement at employing metal gauge measurer and oil well pipe, also the body of oil well pipe is easily caused to scratch, add the damage probability of oil well pipe.
Therefore, this is the art problem demanding prompt solution.
Summary of the invention
In view of this, be necessary to provide a kind of tense Monitoring Data quick visualization method and the system that can improve inquiry velocity and response speed.
A kind of gauge measurer electronization method of oil well pipe, the gauge measurer electronization method of described oil well pipe comprises the following steps:
The threshold size data of S1, preset standard oil well pipe;
S2, optical scanning measurement is carried out to oil well pipe, obtain the physical size data of oil well pipe;
S3, the physical size data collected and threshold size data to be compared, if physical size data conform to threshold size data, then judge that oil well pipe is qualified, on the contrary then defective.
Preferably, described step S3 comprises step by step following:
S31, the physical size data of each position of oil well pipe collected to be compared separately one to one with threshold size data;
S32, when find one of them physical size data do not conform to corresponding threshold size data time, extract these physical size data and corresponding positional information, these physical size data are carried out error calculation analysis with corresponding threshold size data, obtains error information;
S33, described error information and positional information are fed back to user terminal together.
Preferably, physical size packet oil scraper bore, oil pipe external diameter, oil pipe body length, thread distance, the screw thread tooth depth of described oil well pipe.
Preferably, optical scanning measurement is specially and carries out 3 D stereo scanning to oil well pipe entirety.
Preferably, photo formula spatial digitizer is adopted to carry out optical scanning measurement.
A gauge measurer electronization device for oil well pipe, the gauge measurer electronization device of described oil well pipe comprises with lower module:
Threshold data arranges module, for the threshold size data of preset standard oil well pipe;
Size acquisition module, for carrying out optical scanning measurement to oil well pipe, obtains the physical size data of oil well pipe;
Data comparison module, for the physical size collected data and threshold size data being compared, if physical size data conform to threshold size data, then judges that oil well pipe is qualified, otherwise then defective.
Preferably, described data comparison module comprises following submodule:
Independent comparison sub-module, for comparing the physical size data of each position of the oil well pipe collected separately one to one with threshold size data;
Error analysis submodule, for when finding that one of them physical size data does not conform to corresponding threshold size data, extract these physical size data and corresponding positional information, these physical size data are carried out error calculation analysis with corresponding threshold size data, obtains error information;
Information feed back submodule, for feeding back to user terminal together by described error information and positional information.
A kind of gauge measurer electronization method of oil well pipe, the gauge measurer electronization method of described oil well pipe comprises the following steps:
The threshold size scope of S1, preset standard oil well pipe;
S2, optical scanning measurement is carried out to oil well pipe, obtain the physical size data of oil well pipe;
S3, the physical size data collected and threshold size scope to be compared, if physical size data fall within the scope of threshold size, then judge that oil well pipe is qualified, on the contrary then defective.
A gauge measurer electronization device for oil well pipe, the gauge measurer electronization device of described oil well pipe comprises with lower module:
Threshold range arranges module, for the threshold size scope of preset standard oil well pipe;
Size acquisition module, for carrying out optical scanning measurement to oil well pipe, obtains the physical size data of oil well pipe;
Scope comparison module, for the physical size collected data and threshold size scope being compared, if physical size data fall within the scope of threshold size, then judges that oil well pipe is qualified, otherwise then defective.
The invention provides a kind of gauge measurer electronization method and device of oil well pipe, the size of oil well pipe is obtained by optical scanning oil well pipe being carried out to 3 D stereo, and the size obtained is compared with threshold size can learn that whether oil well pipe qualified, it is compared in prior art and adopts gauge or measurer to carry out the method measured directly perceived, size detection result more accurately can not only be obtained, also make the measurement of oil well pipe more intelligent, also avoid problem gauge measurer or oil well pipe body being caused to scratching.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the gauge measurer electronization method of oil well pipe of the present invention;
Fig. 2 is the sub-process figure of step S3 in Fig. 1;
Fig. 3 is the structured flowchart of the gauge measurer electronization device of oil well pipe of the present invention;
Fig. 4 is the minor structure block diagram of data comparison module in Fig. 3;
Fig. 5 is the process flow diagram of the gauge measurer electronization method of another preferred oil well casing of the present invention;
Fig. 6 is the structured flowchart of the gauge measurer electronization device of another preferred oil well casing of the present invention.
Embodiment
Clearly understand to make object of the present invention, technical scheme and advantage, below in conjunction with drawings and Examples, the present invention is further elaborated, is to be understood that, specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, the embodiment of the present invention provides a kind of gauge measurer electronization method of oil well pipe, and the gauge measurer electronization method of described oil well pipe comprises the following steps:
The threshold size data of S1, preset standard oil well pipe;
S2, optical scanning measurement is carried out to oil well pipe, obtain the physical size data of oil well pipe;
S3, the physical size data collected and threshold size data to be compared, if physical size data conform to threshold size data, then judge that oil well pipe is qualified, on the contrary then defective.
Wherein, described optical scanning measurement is specially carries out 3 D stereo scanning to oil well pipe entirety, is gathered the concrete structure of oil well pipe, obtain every dimensional data that precision is higher by entirety.Described oil well pipe needs physical size packet oil scraper bore, oil pipe external diameter, oil pipe body length, thread distance, the screw thread tooth depth measured.
Concrete, the present invention preferably adopts photo formula spatial digitizer, and photo taking type spatial digitizer is a kind of three-dimensional scanning measurement equipment of high-speed, high precision, employing be structured light noncontact photographic measurement principle.The i.e. complex three-dimensional non-contact measuring technology of integrated structure light technology, phase measurement, computer vision technique.
With traditional spatial digitizer unlike, this scanner can measure a face simultaneously.During measurement, the structured light of grating projection device number width specific coding is on object under test, two cameras formed an angle synchronously adopt to obtain corresponding image, then image is decoded and phase calculation, and utilize matching technique, triangulation principle, calculate the three-dimensional coordinate of pixel in two public vision areas of video camera.Photo taking type spatial digitizer arbitrarily can be removed to the location of workpiece and do in-site measurement, and may be adjusted to and arbitrarily angledly do comprehensive measurement, can measure by piecemeal large-scale workpiece, and measurement data can automatic splicing in real time, the measurement of very applicable all size and shaped objects.
The gauge measurer electronization method of oil well pipe of the present invention, the size of oil well pipe is obtained by optical scanning oil well pipe being carried out to 3 D stereo, and the size obtained is compared with threshold size can learn that whether oil well pipe qualified, it is compared in prior art and adopts gauge or measurer to carry out the method measured directly perceived, size detection result more accurately can not only be obtained, also make the measurement of oil well pipe more intelligent, also avoid problem gauge measurer or oil well pipe body being caused to scratching.
Wherein, as shown in Figure 2, step S3 also comprises step by step following:
The physical size data of each position of oil well pipe collected are compared separately one to one with threshold size data;
When finding that one of them physical size data does not conform to corresponding threshold size data, extracting these physical size data and corresponding positional information, these physical size data being carried out error calculation analysis with corresponding threshold size data, obtains error information;
Described error information and positional information are fed back to user terminal together.
So, namely enable user learn accurately further and cause the underproof concrete reason of oil well pipe, thus can be that the operate miss of production phase causes the underproof problem of product by checking whether, solve error problem from source, avoid continuing to produce underproof oil well pipe.
The gauge measurer electronization method of corresponding above-mentioned oil well pipe, the present invention also provides a kind of gauge measurer electronization device of oil well pipe, and as shown in Figure 3, the gauge measurer electronization device of described oil well pipe comprises with lower module:
Threshold data arranges module, for the threshold size data of preset standard oil well pipe;
Size acquisition module, for carrying out optical scanning measurement to oil well pipe, obtains the physical size data of oil well pipe;
Data comparison module, for the physical size collected data and threshold size data being compared, if physical size data conform to threshold size data, then judges that oil well pipe is qualified, otherwise then defective.
Wherein, as shown in Figure 4, described data comparison module comprises following submodule:
Independent comparison sub-module, for comparing the physical size data of each position of the oil well pipe collected separately one to one with threshold size data;
Error analysis submodule, for when finding that one of them physical size data does not conform to corresponding threshold size data, extract these physical size data and corresponding positional information, these physical size data are carried out error calculation analysis with corresponding threshold size data, obtains error information;
Information feed back submodule, for feeding back to user terminal together by described error information and positional information.
In the qualified detection of the reality of oil well pipe, qualified demarcation is provided with an elementary errors scope, when the physical size data of oil well pipe fall into this elementary errors scope, it is qualified to be, otherwise then defective, therefore, the present invention also provides the gauge measurer electronization method of another kind of preferred oil well pipe.As shown in Figure 5, concrete grammar is as follows:
A kind of gauge measurer electronization method of oil well pipe, the gauge measurer electronization method of described oil well pipe comprises the following steps:
The threshold size scope of S1, preset standard oil well pipe;
S2, optical scanning measurement is carried out to oil well pipe, obtain the physical size data of oil well pipe;
S3, the physical size data collected and threshold size scope to be compared, if physical size data fall within the scope of threshold size, then judge that oil well pipe is qualified, on the contrary then defective.
Wherein, described optical scanning measurement is specially carries out 3 D stereo scanning to oil well pipe entirety, is gathered the concrete structure of oil well pipe, obtain every dimensional data that precision is higher by entirety.Described oil well pipe needs physical size packet oil scraper bore, oil pipe external diameter, oil pipe body length, thread distance, the screw thread tooth depth measured.
The gauge measurer electronization method of corresponding above-mentioned oil well pipe, the present invention also provides a kind of gauge measurer electronization device of oil well pipe, and as shown in Figure 6, the gauge measurer electronization device of described oil well pipe comprises with lower module:
Threshold range arranges module, for the threshold size scope of preset standard oil well pipe;
Size acquisition module, for carrying out optical scanning measurement to oil well pipe, obtains the physical size data of oil well pipe;
Scope comparison module, for the physical size collected data and threshold size scope being compared, if physical size data fall within the scope of threshold size, then judges that oil well pipe is qualified, otherwise then defective.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
Professional can also recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, in the above description according to the functional composition and the step that generally describe each example.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not exceed scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in random access memory, internal memory, ROM (read-only memory), electrically programmable ROM, electricity can sassafras except any other forms of storage medium known in programming ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, these all belong within protection of the present invention.
Claims (9)
1. the gauge measurer electronization method of an oil well pipe, is characterized in that, the gauge measurer electronization method of described oil well pipe comprises the following steps:
The threshold size data of S1, preset standard oil well pipe;
S2, optical scanning measurement is carried out to oil well pipe, obtain the physical size data of oil well pipe;
S3, the physical size data collected and threshold size data to be compared, if physical size data conform to threshold size data, then judge that oil well pipe is qualified, on the contrary then defective.
2. the gauge measurer electronization method of oil well pipe according to claim 1, it is characterized in that, described step S3 comprises step by step following:
S31, the physical size data of each position of oil well pipe collected to be compared separately one to one with threshold size data;
S32, when find one of them physical size data do not conform to corresponding threshold size data time, extract these physical size data and corresponding positional information, these physical size data are carried out error calculation analysis with corresponding threshold size data, obtains error information;
S33, described error information and positional information are fed back to user terminal together.
3. the gauge measurer electronization method of oil well pipe according to claim 2, is characterized in that, the physical size packet oil scraper bore of described oil well pipe, oil pipe external diameter, oil pipe body length, thread distance, screw thread tooth depth.
4. the gauge measurer electronization method of oil well pipe according to claim 1, is characterized in that, optical scanning measurement is specially carries out 3 D stereo scanning to oil well pipe entirety.
5. the gauge measurer electronization method of oil well pipe according to claim 1, is characterized in that, adopts photo formula spatial digitizer to carry out optical scanning measurement.
6. a gauge measurer electronization device for oil well pipe, is characterized in that, the gauge measurer electronization device of described oil well pipe comprises with lower module:
Threshold data arranges module, for the threshold size data of preset standard oil well pipe;
Size acquisition module, for carrying out optical scanning measurement to oil well pipe, obtains the physical size data of oil well pipe;
Data comparison module, for the physical size collected data and threshold size data being compared, if physical size data conform to threshold size data, then judges that oil well pipe is qualified, otherwise then defective.
7. according to claim 6 oil well pipe gauge measurer electronization device, it is characterized in that, described data comparison module comprises following submodule:
Independent comparison sub-module, for comparing the physical size data of each position of the oil well pipe collected separately one to one with threshold size data;
Error analysis submodule, for when finding that one of them physical size data does not conform to corresponding threshold size data, extract these physical size data and corresponding positional information, these physical size data are carried out error calculation analysis with corresponding threshold size data, obtains error information;
Information feed back submodule, for feeding back to user terminal together by described error information and positional information.
8. the gauge measurer electronization method of an oil well pipe, is characterized in that, the gauge measurer electronization method of described oil well pipe comprises the following steps:
The threshold size scope of S1, preset standard oil well pipe;
S2, optical scanning measurement is carried out to oil well pipe, obtain the physical size data of oil well pipe;
S3, the physical size data collected and threshold size scope to be compared, if physical size data fall within the scope of threshold size, then judge that oil well pipe is qualified, on the contrary then defective.
9. a gauge measurer electronization device for oil well pipe, is characterized in that, the gauge measurer electronization device of described oil well pipe comprises with lower module:
Threshold range arranges module, for the threshold size scope of preset standard oil well pipe;
Size acquisition module, for carrying out optical scanning measurement to oil well pipe, obtains the physical size data of oil well pipe;
Scope comparison module, for the physical size collected data and threshold size scope being compared, if physical size data fall within the scope of threshold size, then judges that oil well pipe is qualified, otherwise then defective.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510702811.0A CN105387812A (en) | 2015-10-26 | 2015-10-26 | Measuring gauge electronization method and device of oil well pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510702811.0A CN105387812A (en) | 2015-10-26 | 2015-10-26 | Measuring gauge electronization method and device of oil well pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105387812A true CN105387812A (en) | 2016-03-09 |
Family
ID=55420370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510702811.0A Pending CN105387812A (en) | 2015-10-26 | 2015-10-26 | Measuring gauge electronization method and device of oil well pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105387812A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580371A (en) * | 2018-12-17 | 2019-04-05 | 江西汇丰管业有限公司 | The detection device and detection method of bellows anti-pressure ability |
| CN112255479A (en) * | 2020-10-12 | 2021-01-22 | 安徽来福电子科技有限公司 | Shunt performance test system |
| CN112833817A (en) * | 2021-01-04 | 2021-05-25 | 中国石油天然气集团有限公司 | Method and device for detecting oil casing material object section morphology |
| US20220316858A1 (en) * | 2021-04-06 | 2022-10-06 | Saudi Arabian Oil Company | Intelligent piping inspection machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3534065B2 (en) * | 2000-11-13 | 2004-06-07 | 日本電気株式会社 | Three-dimensional shape measuring device, three-dimensional information measuring method and thin film evaluation measuring method |
| CN101141381A (en) * | 2006-09-06 | 2008-03-12 | 杭州华三通信技术有限公司 | Network node and method of reducing medium access control address learning in looped network thereof |
| CN101187538A (en) * | 2007-12-19 | 2008-05-28 | 四川航天计量测试研究所 | Screw gauge detection method |
| CN102538677A (en) * | 2012-01-16 | 2012-07-04 | 苏州临点三维科技有限公司 | Optics-based quick pipeline detection method |
| CN103148809A (en) * | 2013-02-26 | 2013-06-12 | 西安理工大学 | Petroleum pipe outer taper pipe thread parameter measuring device and measuring method |
-
2015
- 2015-10-26 CN CN201510702811.0A patent/CN105387812A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3534065B2 (en) * | 2000-11-13 | 2004-06-07 | 日本電気株式会社 | Three-dimensional shape measuring device, three-dimensional information measuring method and thin film evaluation measuring method |
| CN101141381A (en) * | 2006-09-06 | 2008-03-12 | 杭州华三通信技术有限公司 | Network node and method of reducing medium access control address learning in looped network thereof |
| CN101187538A (en) * | 2007-12-19 | 2008-05-28 | 四川航天计量测试研究所 | Screw gauge detection method |
| CN102538677A (en) * | 2012-01-16 | 2012-07-04 | 苏州临点三维科技有限公司 | Optics-based quick pipeline detection method |
| CN103148809A (en) * | 2013-02-26 | 2013-06-12 | 西安理工大学 | Petroleum pipe outer taper pipe thread parameter measuring device and measuring method |
Non-Patent Citations (1)
| Title |
|---|
| 孔令富 等: "《并联机器人视觉技术及应用》", 30 September 2012, 机械工业出版社 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580371A (en) * | 2018-12-17 | 2019-04-05 | 江西汇丰管业有限公司 | The detection device and detection method of bellows anti-pressure ability |
| CN112255479A (en) * | 2020-10-12 | 2021-01-22 | 安徽来福电子科技有限公司 | Shunt performance test system |
| CN112833817A (en) * | 2021-01-04 | 2021-05-25 | 中国石油天然气集团有限公司 | Method and device for detecting oil casing material object section morphology |
| CN112833817B (en) * | 2021-01-04 | 2023-06-30 | 中国石油天然气集团有限公司 | Detection method and detection device for oil casing physical section morphology |
| US20220316858A1 (en) * | 2021-04-06 | 2022-10-06 | Saudi Arabian Oil Company | Intelligent piping inspection machine |
| WO2022217189A1 (en) * | 2021-04-06 | 2022-10-13 | Saudi Arabian Oil Company | Intelligent piping inspection machine |
| US11965728B2 (en) * | 2021-04-06 | 2024-04-23 | Saudi Arabian Oil Company | Intelligent piping inspection machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Xia et al. | An accurate and robust method for the measurement of circular holes based on binocular vision | |
| CN102410811B (en) | Method and system for measuring parameters of bent pipe | |
| US8913125B2 (en) | Electronic device and method for regulating coordinates of probe measurement system | |
| CN101196389B (en) | Image measuring system and method | |
| CN102183214B (en) | Light detection method for large-aperture aspherical mirror structure | |
| CN115077425B (en) | Product detection equipment and method based on structured light three-dimensional vision | |
| CN105387812A (en) | Measuring gauge electronization method and device of oil well pipe | |
| RU2008102962A (en) | SYSTEM AND METHOD FOR MEASURING AND MAKING A SURFACE MAP WITH RESPECT TO THE REFERENCE | |
| CN106382886B (en) | One kind is for indexable insert tip, throw away tip processing on-line measuring device and method | |
| CN102519400A (en) | Large slenderness ratio shaft part straightness error detection method based on machine vision | |
| CN111475016A (en) | An adaptive measurement system and method for geometric parameters of assembly process based on computer vision | |
| CN107816942A (en) | A kind of planar dimension measurement method based on cross structure light vision system | |
| CN104408762A (en) | Method for obtaining object image information and three-dimensional model by using monocular unit and two-dimensional platform | |
| CN109267995A (en) | A kind of geologic drilling rod feeding depth measuring system based on Aberration Analysis drilling rod node | |
| CN108507484A (en) | Bundled round steel multi-vision visual identifying system and method for counting | |
| CN202761475U (en) | Detecting device for assessing spatial precision of occlusion model scanner | |
| CN101745845A (en) | Measuring method of outer contour shape of metal part and detecting method of processing precision | |
| CN103234483B (en) | A kind of detection method of parallelism of camera chip and device | |
| CN110375674A (en) | A visual inspection system for precision manufacturing equipment | |
| CN103017701A (en) | Measuring method and device of three-coordinate according to relative position relationships | |
| CN106895795A (en) | Monocular vision measurement apparatus and its 3 d modeling system | |
| CN104180756A (en) | Method for measuring relative displacement of butt-joint pieces through laser displacement sensors | |
| CN104374324A (en) | Image recognition based displacement measurement device | |
| CN104215171A (en) | Noncontact laser ray measuring method for internal threads | |
| CN108844469A (en) | A kind of method and system based on laser testing workpiece step height |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160309 |