CN104655015B - Tube wire is detected and measurement apparatus - Google Patents
Tube wire is detected and measurement apparatus Download PDFInfo
- Publication number
- CN104655015B CN104655015B CN201510071442.XA CN201510071442A CN104655015B CN 104655015 B CN104655015 B CN 104655015B CN 201510071442 A CN201510071442 A CN 201510071442A CN 104655015 B CN104655015 B CN 104655015B
- Authority
- CN
- China
- Prior art keywords
- measurement
- casing
- tube wire
- detection
- optical
- 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.)
- Active
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
Tube wire detection and measurement apparatus the invention discloses a kind of optical non-contact, the measurement of full visual angle three-dimensional dimension and defects detection, including with measurement object radially into 120 ° distribution three measurement casings, the measurement box house is provided with linear structure optical generator, the linear structure optical generator connection optical lens and imaging sensor, the imaging sensor are connected with optical processing elements.The device both can carry out dimensional measurement to tube wire measurement object online, and the three-dimensional geometry defect of measurement object is detected while can realize again, online three-dimensionalreconstruction can also be integrally carried out to measurement object.The device is the three-dimensional detection device at contactless full visual angle, not only ensure that easy to implement in tube wire detection, and the demand that surface cleanliness etc. requires higher tube wire is met, while ensure that measurement accuracy and accuracy in detection.
Description
Technical field
The invention belongs to tube wire detection technique field device, more particularly to contactless tube wire three-dimensional dimension and defect
Detection means.
Background technology
Tubulose, the appearance and size precision of wire profile material are one of most important index of quality of materials, appearance and size bag
Sectional dimension precision and longitudinal size uniformity etc. are included, when signified size is partly or wholly exceeding outside actual operation requirements scope
When, it is referred to as the presence of 3 D defects.When material in process of production, because high-speed motion, high temperature, vibration and object profile are bent
Face complexity etc. there may be practical factor, not only on-line checking is difficult to carry out, and measurement accuracy is more difficult to ensure.
The content of the invention
In order to solve the above problems, measure and lack the invention provides a kind of optical non-contact, full visual angle three-dimensional dimension
Fall into tube wire detection and the measurement apparatus of detection.
According to an aspect of the present invention there is provided a kind of detection of tube wire and measurement apparatus, including with measurement object radially
Into three measurement casings of 120 ° of distributions, the measurement box house is provided with linear structure optical generator, the linear structure
Optical generator connects optical lens and imaging sensor, and the imaging sensor is connected with optical processing elements.The device both may be used
To carry out dimensional measurement to tube wire measurement object online, while the three-dimensional geometry defect progress to measurement object can be realized again
Detection, can also integrally carry out online three-dimensionalreconstruction to measurement object.Its advantage is：The device is contactless full visual angle
Three-dimensional detection device, not only ensure that tube wire detection in it is easy to implement, and meet surface cleanliness etc. require it is higher
Tube wire demand, while ensure that measurement accuracy and accuracy in detection.So that people can be with tube wire production process
It is real-time to grasp product design quality, assessed for end product quality and important evidence is provided, real-time event is carried out to main body production equipment
Barrier diagnosis.
In some embodiments, be additionally provided with adjustment base in the measurement casing, the adjustment base with it is described linear
Structured light generators are fixedly connected with imaging sensor.Its advantage is：Facilitate the line-structured light of linear structure optical generator
Project inclination angle, the perpendicularity adjustment with measurement object and imaging sensor angle of inclination, field of view angle to adjust, more effectively ensure
The accuracy of measurement object detection.
In some embodiments, three measurement casings centres with measurement object radially into 120 ° of distributions are provided with cylinder
Shape measures chamber, and the tubular measurement inner cavity surface carries out extinction processing.Its advantage is：Effectively support is radially into 120 ° points
Cloth measures casing, and provides measurement space for measurement object, and the degree of accuracy of detection can more effectively be ensured by carrying out extinction processing.
In some embodiments, the measurement casing is provided with operation and maintenance form.Its advantage is：It is easy to measurement
Observation at any time, the maintenance and operation of case in-body devices, it is ensured that detection is smoothed out.
In some embodiments, the measurement casing is provided with housing plate, and the housing plate is provided with electrical connection
Part mounting interface.Its advantage is：Supplying channels for measuring box house device.
In some embodiments, the measurement wall box is arranged to adjustment frame base rail bottom plate, the adjustment frame
Base rail bottom plate is fixedly connected with the adjustment base.Its advantage is：Realize that linear structure optical generator is passed with imaging
Adjusted above and below sensor, more effectively ensure that the accuracy of measurement and detection.
In some embodiments, the measurement casing is that optical clear sealing is situated between with tubular measurement chamber contact surface
Matter.Its advantage is：The path of light source is ensure that, and sealed measurement is constituted with housing plate, operation and maintenance form
Body structure, constitutes separate space, effectively avoids interference.
In some embodiments, tubular measurement intracavitary, which is evenly distributed, is fixed with three intermediate die plates, it is described in
Between installing plate be fixedly connected with the measurement casing, and surface carries out extinction processing.Its advantage is：More effectively ensure
Measurement object detects the degree of accuracy with measurement, and effective fixation measuring casing.
In some embodiments, two ends are equipped with the nontransparent object of flexibility in the tubular measurement chamber 13.Its beneficial effect
It is really：Both passing through for measurement object 14 had been ensure that, a confined space has been formed again, effectively avoids the interference of ambient light.
Brief description of the drawings
Fig. 1 is the Inner Constitution schematic diagram of the present invention.
Fig. 2 be the present invention be monolithically fabricated schematic diagram.
In figure：1- imaging sensors, 2- optical lens, 3- optical processing elements, 4- linear structure optical generators, 5- adjustment
Base, 6- line-structured lights, 7- transmission visual field, 8- adjustment frame base rail bottom plates, 9- optical clear sealing mediums, 10- operation with
Safeguard in the middle of form, 11- electrical fitting mounting interfaces, 12- housing plates, 13- tubulars measurement chamber, 14- measurement objects, 15-
Installing plate, 16- measurement casings, 17- intersects closed curve.
Embodiment
1 and 2 the present invention is further illustrated below in conjunction with the accompanying drawings.Attached Fig. 1 and 2 schematically shows pipe of the present invention
Wire rod detect and measurement apparatus, including with the radial direction of measurement object 14 into 120 ° distribution three measurement casings 16, the measurement case
Linear structure optical generator 4 is installed, the connection optical lens 2 of linear structure optical generator 4 and imaging are sensed inside body 16
Device 1, the imaging sensor 1 is connected with optical processing elements 3.Thrown on linear structure optical generator 4 after electricity by optical lens 2
Line-structured light 6 is projected, line-structured light 6 is formed in space to be vertically projected in measurement object 14 and intersecting therewith shape after optical plane
Into intersecting projection curve, projection curve is located in the transmission visual field 7 of corresponding imaging sensor 1 formation, and imaging sensor 1 is obtained
Intersecting drop shadow curve's signal, and be converted into data image signal, by machine vision processing method by administrative 120 ° of regions
Interior signal is converted to the profile signal of measurement object 14, and the signal and reference signal are contrasted, and realizes that 3 D defects are detected.Three
The intersecting closed curve 17 for intersecting drop shadow curve's Special composition same position that individual structure light 6 is formed respectively with measurement object 14,
Three imaging sensors 1 are controlled to realize the synchronization detection to measurement object 14 in combination with synchronous triggering signal.Three structure lights 6
Possess independent Single wavelength, each other not aliasing, and it is corresponding with the corresponding centre wavelength of optical processing elements 3, form narrowband optical
Filter effect, had both been avoided that the influence of ambient light, and the interference between three light paths can be overcome again.
In order to more effectively ensure to be additionally provided with adjustment base 5, the adjustment bottom in the accuracy of detection, the measurement casing
Seat 5 is fixedly connected with the linear structure optical generator 4 and imaging sensor 1, imaging sensor 1 and linear structure optical generator
4 possess independent adjustment base 5, adjustment base 5 can adjust linear structure optical generator 4 line-structured light projection inclination angle, with
The perpendicularity of measurement object 14, and the angle of inclination of imaging sensor 1, field of view angle.
In order to effectively support radially into 120 ° of distribution measuring casings 16, and measurement space is provided for measurement object 14, it is described
Measure provided with tubular measurement chamber 13 in the middle of casing 16, the tubular measurement inner surface of chamber 13 carries out extinction processing, carries out extinction
Processing can effectively ensure the degree of accuracy of detection.
For the ease of observation at any time, the maintenance and operation of device in measurement casing 16, the measurement casing 16 is provided with operation
With safeguarding form 10, it is ensured that detection is smoothed out.
In order to ensure to measure the internal components normal power-up of casing 16, the measurement casing 16 is provided with housing plate 12, described
Housing plate 12 is provided with electrical fitting mounting interface 11, forms supplying channels.
In order to more effectively ensure that the accuracy of measurement and detection, the side wall of measurement casing 16 is arranged to adjustment frame base
Seat guide rail bottom plate 8, the adjustment frame base rail bottom plate 8 is fixedly connected with the adjustment base 5, and adjustment base 5 can adjusted
Optional position is fixedly connected with installation in guide rail in whole frame base rail bottom plate 8.Imaging sensor 1 passes through adjustment frame base rail
Adjustment, angle of inclination adjustment, field of view angle adjustment above and below bottom plate 8 and the adjustment realization of base 5.Linear structure optical generator 4 passes through
Adjustment base 5 and adjustment frame base rail bottom plate 8, which connect installation, realizes adjustment up and down, line-structured light projection inclination angle, with measuring
The perpendicularity adjustment of object 14.
In order to ensure that the path of light source, and sealed measurement is constituted with housing plate 12, operation and maintenance form 10
The structure of casing 16, constitutes separate space, effectively avoids interference, and the measurement casing 16 is contacted with tubular measurement chamber 13
Face is optical clear sealing medium 9.
In order to more effectively ensure the degree of accuracy of the detection of measurement object 14 and measurement, and effective fixation measuring casing 16,
It is evenly distributed in the tubular measurement chamber 13 and is fixed with three intermediate die plates 15, the intermediate die plate 15 and the measurement case
Body 16 is fixedly connected, and surface carries out extinction processing.
In order to more effectively avoid two ends in the interference of ambient light, the tubular measurement chamber 13 that the nontransparent thing of flexibility is housed
Body, while ensure that passing through for measurement object 14.
Above-described is only some embodiments of the present invention, the accompanying drawing provided only for ease of statement invention thought,
System design constituted mode and the final measurement that can be obtained and testing goal, and profile, chi with specific part or entirety
It is very little unrelated, it is noted that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention,
Other modification and improvement can also be made, these belong to protection scope of the present invention.
Claims (5)
1. tube wire detect and measurement apparatus, it is characterised in that including with measurement object (14) radially into 120 ° distribution three
Measure and linear structure optical generator (4) is installed inside casing (16), the measurement casing (16), the linear structure light occurs
Device (4) connection optical lens (2) and imaging sensor (1), the imaging sensor (1) are connected with optical processing elements (3)；Institute
State and adjustment base (5) is additionally provided with measurement casing, the adjustment base (5) and the linear structure optical generator (4) and imaging
Sensor (1) is fixedly connected, and measurement casing (16) side wall is arranged to adjustment frame base rail bottom plate (8), the adjustment frame
Base rail bottom plate (8) is fixedly connected with the adjustment base (5)；With measurement object radially into three surveys of 120 ° of distributions
Provided with tubular measurement chamber (13) in the middle of measuring tank body (16), described tubular measurement chamber (13) inner surface carries out extinction processing, described
It is evenly distributed in tubular measurement chamber (13) and is fixed with three intermediate die plates (15), the intermediate die plate (15) and the measurement
Casing (16) is fixedly connected, and surface carries out extinction processing.
2. tube wire detection as claimed in claim 1 and measurement apparatus, it is characterised in that the measurement casing (16) is provided with behaviour
Make and safeguard form (10).
3. tube wire detection as claimed in claim 1 and measurement apparatus, it is characterised in that the measurement casing (16) is provided with case
Body end lid (12), the housing plate (12) is provided with electrical fitting mounting interface (11).
4. tube wire as claimed in claim 1 detection and measurement apparatus, it is characterised in that the measurement casing (16) with it is described
Tubular measurement chamber (13) contact surface is optical clear sealing medium (9).
5. tube wire detection as claimed in claim 1 and measurement apparatus, it is characterised in that two in the tubular measurement chamber (13)
End is equipped with the nontransparent object of flexibility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071442.XA CN104655015B (en) | 2015-02-11 | 2015-02-11 | Tube wire is detected and measurement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071442.XA CN104655015B (en) | 2015-02-11 | 2015-02-11 | Tube wire is detected and measurement apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104655015A CN104655015A (en) | 2015-05-27 |
| CN104655015B true CN104655015B (en) | 2017-08-04 |
Family
ID=53246427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510071442.XA Active CN104655015B (en) | 2015-02-11 | 2015-02-11 | Tube wire is detected and measurement apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104655015B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057841A (en) * | 2019-05-05 | 2019-07-26 | 电子科技大学 | A kind of defect inspection method based on transmittance structure light |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6377353B1 (en) * | 2000-03-07 | 2002-04-23 | Pheno Imaging, Inc. | Three-dimensional measuring system for animals using structured light |
| CN101082756A (en) * | 2007-06-25 | 2007-12-05 | 华中科技大学 | Face structure light scanning apparatus |
| CN102506717B (en) * | 2011-10-26 | 2013-11-13 | 上海交通大学 | Three-line structured light machine vision width measurement method for hot rolled sheet belts |
| CN104197837B (en) * | 2014-09-19 | 2017-08-01 | 福建师范大学 | The non-contact optical measuring method and device of a kind of complex surface object volume |
| CN104236480B (en) * | 2014-09-22 | 2017-06-27 | 电子科技大学 | A kind of line-structured light machine vision hexagonal steel billet contour outline measuring set and method |
| CN204388788U (en) * | 2015-02-11 | 2015-06-10 | 苏州珂锐铁电气科技有限公司 | Tube wire detects and measurement mechanism |
-
2015
- 2015-02-11 CN CN201510071442.XA patent/CN104655015B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104655015A (en) | 2015-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104567679B (en) | A kind of system of turbo blade vision-based detection | |
| CN207185897U (en) | A kind of full cigarette presentation quality on-line measuring device and its cigarette machine | |
| CN101913367A (en) | Railway wheel tread scratch image dynamic detection device | |
| CN202814342U (en) | Workpiece automatic detecting device based on multi-camera image splicing | |
| CN104655015B (en) | Tube wire is detected and measurement apparatus | |
| CN105293242B (en) | A kind of elevator rope detection device | |
| CN206450614U (en) | Cigarette appearance quality detection imaging device | |
| CN202101645U (en) | Non-contact detector for internal and external screw threads | |
| CN207132860U (en) | A kind of contact net abrasion on-line measuring device based on structure light mode | |
| CN204388788U (en) | Tube wire detects and measurement mechanism | |
| CN102829740A (en) | Contact measuring apparatus | |
| CN106183895A (en) | A kind of single track contact line Abrasion detecting device and method | |
| CN106428107A (en) | Detecting system of track train | |
| CN105783743A (en) | Sheet metal printing wet film thickness online detection system based on infrared reflection method | |
| CN105066891A (en) | Non-contact laser diameter measuring instrument and measuring method thereof | |
| CN205957970U (en) | Laser level of detectable ground flatness | |
| CN100344959C (en) | Device and method for checking quality of fibre-optical | |
| CN205426850U (en) | Elevator steel cable detection device | |
| CN209624408U (en) | A kind of lightweight track two dimension and three-dimensional fusion imaging device | |
| CN209479682U (en) | A kind of track detecting beam | |
| CN207395672U (en) | A kind of hand-held gap, face difference vision measurement device | |
| CN205333018U (en) | Cigarette props up circumference detection device with filter rod | |
| CN105444718B (en) | Roll gap on-line measurement device | |
| CN203958669U (en) | A kind of box cigarette small outward appearance high speed on-line detecting system | |
| CN110652034B (en) | Device and method for optically measuring on a rod of articles of the tobacco processing industry and use of an optical measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |