CN108286942A - A kind of measuring system and method for steel pipe kerve Edge Distance - Google Patents
A kind of measuring system and method for steel pipe kerve Edge Distance Download PDFInfo
- Publication number
- CN108286942A CN108286942A CN201711341633.9A CN201711341633A CN108286942A CN 108286942 A CN108286942 A CN 108286942A CN 201711341633 A CN201711341633 A CN 201711341633A CN 108286942 A CN108286942 A CN 108286942A
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- CN
- China
- Prior art keywords
- steel pipe
- edge distance
- kerve
- measuring apparatus
- guide rail
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- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of measuring system and methods of steel pipe kerve Edge Distance, the measuring system of the steel pipe kerve Edge Distance includes holder, measuring apparatus and display, the holder includes pedestal, test desk, vertical lines guide rail and lateral the linear guide, and V-block is fixed in the transverse direction the linear guide；The measuring apparatus is arranged on test desk, and the measuring apparatus includes photoelectric probe, data line and USB interface, and the USB interface is electrically connected with display；The measurement method of the steel pipe kerve Edge Distance, including measurement standard block, measurement are tested steel pipe and calculate steel pipe kerve Edge Distance.The advantage of the invention is that：Part can be inserted into measuring apparatus guide post by producing line personnel manually, easy to operate simple, quickly be remodeled, can also automatic online detection, improve efficiency, the error that reduction personnel's measurement is brought.
Description
Technical field
The present invention relates to technology of instrument and meter field, more particularly to the measuring system of a kind of steel pipe kerve Edge Distance and its
Method.
Background technology
A kind of existing steel pipe needs to measure kerve to the distance of steel pipe end surface, present side there are one kerve on inner wall
Method：Steel pipe is splitted, directly measured with slide calliper rule kerve to end face distance.Efficiency is low, and part is all scrapped, and measurement accuracy
It is low.To solve the above-mentioned problems, the present inventor designs a kind of measuring system and method for steel pipe kerve Edge Distance.
Invention content
The technical problem to be solved in the present invention is to provide a kind of a kind of steel pipes that can improve measurement accuracy and measurement efficiency
The measuring system and method for kerve Edge Distance.
In order to solve the above technical problems, the technical scheme is that：A kind of measuring system of steel pipe kerve Edge Distance
And its method, innovative point are：
The measuring system of a kind of measuring system of steel pipe kerve Edge Distance, the steel pipe kerve Edge Distance includes holder, surveys
Equipment and display are measured, the holder includes pedestal, test desk, vertical lines guide rail and lateral the linear guide, the test desk
Cylinder and be arranged in the front upper place of pedestal, the vertical lines guide rail is arranged in the back upper place of pedestal, the transverse direction straight line
Guide rail is arranged on vertical lines guide rail, and V-block is fixed in the transverse direction the linear guide；
The measuring apparatus is arranged on test desk, and the measuring apparatus includes photoelectric probe, data line and USB interface, described
Data line is arranged in the end of photoelectric probe, and the USB interface is arranged in the end of data line, and the photoelectric probe includes being oriented to
Cylinder and optical system, the guide cylinder are arranged in the front end of optical system；
The USB interface is electrically connected with display.
Further, the vertical lines guide rail is braked by motor A, and the transverse direction the linear guide passes through motor
B is braked.
Further, inside the optical system include camera and CMOS chip.
Further, the outermost end of the guide cylinder is provided with speculum.
Further, the size of the speculum is 10mm × 10mm.
A kind of measurement method of steel pipe kerve Edge Distance, it is characterised in that：Including measurement standard block, measure tested steel pipe
With calculating steel pipe kerve Edge Distance, it is as follows：
（1）Measurement standard block：
Before measurement, a calibrated bolck is first measured, calibrated bolck is placed on the V-groove of V-block, and is limited up and down, vertical lines
Guide rail moves down H distances, and obtains image above calibrated bolck and record；
（2）It measures and is tested steel pipe：
It replaces and is tested steel pipe, first tested steel pipe is placed on V-block, select one kind of different-diameter steel pipe, by laterally straight
Line guide rail moves V-block so that the center of steel pipe and the central coaxial of measuring apparatus move vertical lines guide rail, adopt again at this time
Collection is tested kerve image above steel pipe；
（3）Calculate steel pipe kerve Edge Distance：
Kerve image and calibrated bolck image comparison above tested steel pipe are tested and draw if difference is Ho to two images up and down
The distance of slot distance end face is exactly H+Ho.
Further, steel pipe pull-up groove edge position is shown in the optical system of measuring system, the reflection of measuring apparatus
The location drawing picture of kerve is transferred to camera by mirror, according to the principle of image procossing, then image magnification, is shown by display
Come.
The advantage of the invention is that：
（1）Part is inserted into measuring apparatus guide post by the measuring system, easy to operate simple, improves efficiency, is reduced personnel and is measured
The error brought realizes full-automatic non-contact detection, and by image procossing, AD conversion, data calculate, directly on the screen
Show specific distance value；In detection process, inner wall of cylinder is not damaged.
（2）Measuring apparatus haves no need to change guiding column diameter, as long as the outer diameter of guide post is less than the internal diameter of minimum steel pipe
, outer diameter and length can be arbitrary dimension.
（3）By changing speculum axial position, part of the kerve apart from aperture any position can be measured.
（4）Each series is equipped with 1 master body and is calibrated for tooling, the position that the positioning of configuration calibration block is placed in cubing,
In order to avoid calibration lost block.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the measuring system overall structure figure of the present invention.
Fig. 2 is the measuring apparatus structural schematic diagram of the measuring system of the present invention.
Specific implementation mode
The following examples can make professional and technical personnel that the present invention be more fully understood, but therefore not send out this
It is bright to be limited among the embodiment described range.
As shown in Figure 1, a kind of measuring system of steel pipe kerve Edge Distance, the measuring system packet of steel pipe kerve Edge Distance
Including holder, measuring apparatus 1 and display, holder includes pedestal 2, test desk 3, vertical lines guide rail 4 and lateral the linear guide 5,
Test desk 3 is cylinder and is arranged in the front upper place of pedestal 2, and vertical lines guide rail 4 is arranged in the back upper place of pedestal 2, laterally directly
Line guide rail 5 is arranged on vertical lines guide rail 4, V-block 6 is fixed in lateral the linear guide 5, vertical lines guide rail 4 passes through electricity
Machine A7 is braked, and lateral the linear guide 5 braked by motor B8.
As shown in Fig. 2, measuring apparatus 1 is arranged on test desk 3, measuring apparatus 1 includes photoelectric probe 11,12 and of data line
Usb 13, data line 12 are arranged in the end of photoelectric probe 11, and usb 13 is arranged in the end of data line 12, and photoelectricity is visited
First 11 include guide cylinder 14 and optical system 15, and guide cylinder 14 is arranged in the front end of optical system 15, optical system 15
Portion includes camera and CMOS chip, and the outermost end of guide cylinder 14 is provided with speculum 16, and the size of speculum 16 is 10mm
×10mm。
Usb 13 is electrically connected with display.
A kind of measurement method of steel pipe kerve Edge Distance, including measurement standard block, measurement are tested steel pipe and calculate steel pipe
Kerve Edge Distance, is as follows：
（1）Measurement standard block：
Before measurement, a calibrated bolck is first measured, calibrated bolck is placed on the V-groove of V-block, and is limited up and down, vertical lines
Guide rail moves down H distances, and obtains image above calibrated bolck and record；
（2）It measures and is tested steel pipe：
It replaces and is tested steel pipe, first tested steel pipe is placed on V-block, select one kind of different-diameter steel pipe, by laterally straight
Line guide rail moves V-block so that the center of steel pipe and the central coaxial of measuring apparatus move vertical lines guide rail, adopt again at this time
Collection is tested kerve image above steel pipe；
（3）Calculate steel pipe kerve Edge Distance：
Kerve image and calibrated bolck image comparison above tested steel pipe are tested and draw if difference is Ho to two images up and down
The distance of slot distance end face is exactly H+Ho.
In measurement standard block and tested steel pipe, steel pipe pull-up groove edge position is shown in the optical system of measuring system
In, the location drawing picture of kerve is transferred to camera by the speculum of measuring apparatus, according to the principle of image procossing, then image is put
Greatly, it is shown by display.
The basic principles and main features and advantages of the present invention of the present invention have been shown and described above.The skill of the industry
Art personnel it should be appreciated that the present invention is not limited to the above embodiments, the above embodiments and description only describe
The principle of the present invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these
Changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and
Its equivalent thereof.
Claims (7)
1. a kind of measuring system of steel pipe kerve Edge Distance, it is characterised in that：The measurement system of the steel pipe kerve Edge Distance
System includes holder, measuring apparatus and display, and the holder includes that pedestal, test desk, vertical lines guide rail and lateral straight line are led
Rail, the test desk is cylinder and is arranged in the front upper place of pedestal, and the vertical lines guide rail is arranged in the back upper place of pedestal,
The transverse direction the linear guide is arranged on vertical lines guide rail, and V-block is fixed in the transverse direction the linear guide；
The measuring apparatus is arranged on test desk, and the measuring apparatus includes photoelectric probe, data line and USB interface, described
Data line is arranged in the end of photoelectric probe, and the USB interface is arranged in the end of data line, and the photoelectric probe includes being oriented to
Cylinder and optical system, the guide cylinder are arranged in the front end of optical system；
The USB interface is electrically connected with display.
2. a kind of measuring system of steel pipe kerve Edge Distance according to claim 1, it is characterised in that：The vertical straight
Line guide rail is braked by motor A, and the transverse direction the linear guide is braked by motor B.
3. a kind of measuring system of steel pipe kerve Edge Distance according to claim 2, it is characterised in that：The optical system
Internal system includes camera and CMOS chip.
4. a kind of measuring system of steel pipe kerve Edge Distance according to claim 3, it is characterised in that：The guiding circle
The outermost end of column is provided with speculum.
5. a kind of measuring system of steel pipe kerve Edge Distance according to claim 4, it is characterised in that：The speculum
Size be 10mm × 10mm.
6. a kind of measurement method of steel pipe kerve Edge Distance, it is characterised in that：Including measurement standard block, measure be tested steel pipe and
Steel pipe kerve Edge Distance is calculated, is as follows：
（1）Measurement standard block：
Before measurement, a calibrated bolck is first measured, calibrated bolck is placed on the V-groove of V-block, and is limited up and down, vertical lines
Guide rail moves down H distances, and obtains image above calibrated bolck and record；
（2）It measures and is tested steel pipe：
It replaces and is tested steel pipe, first tested steel pipe is placed on V-block, select one kind of different-diameter steel pipe, by laterally straight
Line guide rail moves V-block so that the center of steel pipe and the central coaxial of measuring apparatus move vertical lines guide rail, adopt again at this time
Collection is tested kerve image above steel pipe；
（3）Calculate steel pipe kerve Edge Distance：
Kerve image and calibrated bolck image comparison above tested steel pipe are tested and draw if difference is Ho to two images up and down
The distance of slot distance end face is exactly H+Ho.
7. a kind of measurement method of steel pipe kerve Edge Distance according to claim 6, it is characterised in that：Kerve on steel pipe
Marginal position is shown in the optical system of measuring system, and the location drawing picture of kerve is transferred to camera shooting by the speculum of measuring apparatus
Head, then image magnification, is shown according to the principle of image procossing by display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711341633.9A CN108286942A (en) | 2017-12-14 | 2017-12-14 | A kind of measuring system and method for steel pipe kerve Edge Distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711341633.9A CN108286942A (en) | 2017-12-14 | 2017-12-14 | A kind of measuring system and method for steel pipe kerve Edge Distance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108286942A true CN108286942A (en) | 2018-07-17 |
Family
ID=62831996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201711341633.9A Pending CN108286942A (en) | 2017-12-14 | 2017-12-14 | A kind of measuring system and method for steel pipe kerve Edge Distance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007361A (en) * | 2017-12-15 | 2018-05-08 | 南京斯捷仕测量技术有限公司 | A kind of measuring system of steel pipe kerve Edge Distance |
| CN108180838A (en) * | 2017-12-14 | 2018-06-19 | 南京弹簧有限公司 | A kind of measuring method of steel pipe kerve Edge Distance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4415582A1 (en) * | 1994-05-04 | 1995-11-09 | Autec Gmbh | Optical distance measurement of inner walls for e.g. measuring pipe wall strength |
| CN101101197A (en) * | 2006-12-31 | 2008-01-09 | 沈阳工业大学 | On-line imaging detection device and method for cylindrical internal and external wall machining accuracy |
| CN101126628A (en) * | 2007-07-19 | 2008-02-20 | 长春理工大学 | Tubular member internal thread detection device based on laser shift sensor |
| CN101382422A (en) * | 2008-10-16 | 2009-03-11 | 上海交通大学 | Internal contour outline automatic detection system for pipe-shaped parts |
| KR20110111144A (en) * | 2010-04-02 | 2011-10-10 | 주식회사 쓰리비 시스템 | Apparatus for inspecting defects |
| CN108180838A (en) * | 2017-12-14 | 2018-06-19 | 南京弹簧有限公司 | A kind of measuring method of steel pipe kerve Edge Distance |
-
2017
- 2017-12-14 CN CN201711341633.9A patent/CN108286942A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4415582A1 (en) * | 1994-05-04 | 1995-11-09 | Autec Gmbh | Optical distance measurement of inner walls for e.g. measuring pipe wall strength |
| CN101101197A (en) * | 2006-12-31 | 2008-01-09 | 沈阳工业大学 | On-line imaging detection device and method for cylindrical internal and external wall machining accuracy |
| CN101126628A (en) * | 2007-07-19 | 2008-02-20 | 长春理工大学 | Tubular member internal thread detection device based on laser shift sensor |
| CN101382422A (en) * | 2008-10-16 | 2009-03-11 | 上海交通大学 | Internal contour outline automatic detection system for pipe-shaped parts |
| KR20110111144A (en) * | 2010-04-02 | 2011-10-10 | 주식회사 쓰리비 시스템 | Apparatus for inspecting defects |
| CN108180838A (en) * | 2017-12-14 | 2018-06-19 | 南京弹簧有限公司 | A kind of measuring method of steel pipe kerve Edge Distance |
Non-Patent Citations (1)
| Title |
|---|
| 殷军勇: "基于MATLAB枪械内壁瑕疵检测系统研究", 《中国优秀硕士学位论文全文数据库 工程科技II辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180838A (en) * | 2017-12-14 | 2018-06-19 | 南京弹簧有限公司 | A kind of measuring method of steel pipe kerve Edge Distance |
| CN108007361A (en) * | 2017-12-15 | 2018-05-08 | 南京斯捷仕测量技术有限公司 | A kind of measuring system of steel pipe kerve Edge Distance |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180717 |
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| RJ01 | Rejection of invention patent application after publication |