CN106959297A - A kind of face of weld defect video real-time detecting system and its detection method - Google Patents
A kind of face of weld defect video real-time detecting system and its detection method Download PDFInfo
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- CN106959297A CN106959297A CN201710187621.9A CN201710187621A CN106959297A CN 106959297 A CN106959297 A CN 106959297A CN 201710187621 A CN201710187621 A CN 201710187621A CN 106959297 A CN106959297 A CN 106959297A
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 230000007547 defect Effects 0.000 title claims abstract description 16
- 230000000694 effects Effects 0.000 claims description 4
- 230000002950 deficient Effects 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The present invention relates to a kind of real-time detecting system, more particularly to a kind of face of weld defect video real-time detecting system and its detection method.Including detection object, also including lens assembly, annular light source and strip source, described lens assembly includes being provided with camera lens in camera, described camera；Described camera lens is located at the top of annular light source, and described strip source is located at the lower section of annular light source, and described detection object is located at the center below strip source.A kind of face of weld defect video real-time detecting system and its detection method compact conformation, improve detection accuracy, meet existing detection demand.
Description
Technical field
The present invention relates to a kind of real-time detecting system, more particularly to a kind of face of weld defect video real-time detecting system and
Its detection method.
Background technology
The detection means in the current field, Detection results are undesirable, and detection method is relative complex, it is impossible to meet at this stage
Demand.
The content of the invention
The present invention mainly solves the deficiencies in the prior art there is provided a kind of compact conformation, and detection method effect goes out
A kind of face of weld defect video real-time detecting system and its detection method of color.
The above-mentioned technical problem of the present invention is mainly what is be addressed by following technical proposals：
A kind of face of weld defect video real-time detecting system, including detection object, also including lens assembly, annular light source
And strip source, described lens assembly includes being provided with camera lens in camera, described camera；
Described camera lens is located at the top of annular light source, and described strip source is located at the lower section of annular light source, described
Detect the center that object is located at below strip source.
Preferably, described camera lens and the spacing of annular light source are 100~120mm, the width of described annular light source
It is 180~220mm, the width of described strip source is 60~100mm, and described annular light source and the spacing of strip source are
80~100mm, the spacing between described strip source and detection object is 40~60mm.
A kind of detection method of face of weld defect video real-time detecting system according to claim 1, by following
Step is carried out：
(1), assemble：
(1), being placed in strip source need to detect above object, be symmetrically installed as far as possible, can do suitable according to actual illumination effect
Amount adjustment；
(2), annular light source is placed in above strip source, as far as possible with test position center alignment；
(3) industrial camera, is installed on top above light source, camera focus is adjusted, made fixed after image clearly；
(2), detection operation：
Test position is beaten bright using light, test position shot by video camera, the image of shooting is shown in real time
In computer；
Due to weld seam different shape with defect in computer lightness is different in correspondence image region, pass through software butt welding
Stitch image and carry out intensity contrast and area detecting, judge whether part is defective according to numerical value.
Using camera and high magnification numbe camera lens, 360 ° of annular light-illuminatings are mixed, bar shaped light in both sides removes both sides shade and added
Strong Detection results
Therefore, a kind of high energy beam vacuum molten bath detecting system and its detection method of the invention, compact conformation improve detection
Accuracy, meets existing detection demand.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment 1：As shown in figure 1, a kind of face of weld defect video real-time detecting system, including detection object 1, also wrap
Lens assembly, annular light source 2 and strip source 3 are included, described lens assembly includes being provided with camera lens in camera 4, described camera 4
5；
Described camera lens 5 is located at the top of annular light source 2, and described strip source 3 is located at the lower section of annular light source 2, institute
The detection object 1 stated is located at the center of the lower section of strip source 3.
Described camera lens 5 and the spacing of annular light source 2 are 100~120mm, the width of described annular light source 2 is 180~
220mm, the width of described strip source is 60~100mm, described annular light source and the spacing of strip source be 80~
100mm, the spacing between described strip source and detection object is 40~60mm.
A kind of detection method of face of weld defect video real-time detecting system, is carried out according to the following steps：
(1), assemble：
(1), being placed in strip source need to detect above object, be symmetrically installed as far as possible, can do suitable according to actual illumination effect
Amount adjustment；
(2), annular light source is placed in above strip source, as far as possible with test position center alignment；
(3) industrial camera, is installed on top above light source, camera focus is adjusted, made fixed after image clearly；
(2), detection operation：
Test position is beaten bright using light, test position shot by video camera, the image of shooting is shown in real time
In computer；
Due to weld seam different shape with defect in computer lightness is different in correspondence image region, pass through software butt welding
Stitch image and carry out intensity contrast and area detecting, judge whether part is defective according to numerical value.
Claims (3)
1. a kind of face of weld defect video real-time detecting system, including detection object (1), it is characterised in that：Also include camera lens
Component, annular light source (2) and strip source (3), described lens assembly include being provided with mirror in camera (4), described camera (4)
Head (5)；
Described camera lens (5) is located at the top of annular light source (2), and described strip source (3) is located under annular light source (2)
Side, described detection object (1) is located at the center below strip source (3).
2. a kind of face of weld defect video real-time detecting system according to claim 1, it is characterised in that：Described mirror
The spacing of head (5) and annular light source (2) is 100~120mm, and the width of described annular light source (2) is 180~220mm, described
The width of strip source be 60~100mm, described annular light source and the spacing of strip source are 80~100mm, described
Spacing between strip source and detection object is 40~60mm.
3. a kind of detection method of face of weld defect video real-time detecting system according to claim 1, its feature exists
Carried out according to the following steps：
(1), assemble：
(1), being placed in strip source need to detect above object, be symmetrically installed as far as possible, can do appropriate tune according to actual illumination effect
It is whole；
(2), annular light source is placed in above strip source, as far as possible with test position center alignment；
(3) industrial camera, is installed on top above light source, camera focus is adjusted, made fixed after image clearly；
(2), detection operation：
Test position is beaten bright using light, test position shot by video camera, the image of shooting is shown in computer in real time
In；
Due to weld seam different shape with defect in computer lightness is different in correspondence image region, by software to weld seam figure
As carrying out intensity contrast and area detecting, judge whether part is defective according to numerical value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710187621.9A CN106959297A (en) | 2017-03-27 | 2017-03-27 | A kind of face of weld defect video real-time detecting system and its detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710187621.9A CN106959297A (en) | 2017-03-27 | 2017-03-27 | A kind of face of weld defect video real-time detecting system and its detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106959297A true CN106959297A (en) | 2017-07-18 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710187621.9A Pending CN106959297A (en) | 2017-03-27 | 2017-03-27 | A kind of face of weld defect video real-time detecting system and its detection method |
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| Country | Link |
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| CN (1) | CN106959297A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332675A (en) * | 2017-11-14 | 2018-07-27 | 苏州华智诚精工科技有限公司 | A kind of type semienclosed circular hole measuring device tool and its measurement method |
| CN109470704A (en) * | 2018-05-31 | 2019-03-15 | 武汉深海弈智科技有限公司 | A kind of automobile brake support defects of vision detection system and its detection method |
| CN109682757A (en) * | 2019-02-25 | 2019-04-26 | 湖州市特种设备检测研究院 | A kind of vision inspection apparatus of line for polyethylene gas pipes sweat soldering connector |
| CN109696444A (en) * | 2019-01-18 | 2019-04-30 | 北京兆维电子(集团)有限责任公司 | A kind of condenser type mould group screen appearance detection system and method |
| CN109991166A (en) * | 2019-03-19 | 2019-07-09 | 深圳市派科斯科技有限公司 | Equipment for product appearance defect detection and combinations thereof light supply apparatus, method |
| CN115791804A (en) * | 2022-12-20 | 2023-03-14 | 中国航发贵州黎阳航空动力有限公司 | Stripe defect detection method for compressor blade |
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| CN103940822A (en) * | 2014-04-01 | 2014-07-23 | 华南理工大学 | Product outer surface defect image acquisition device based on machine vision |
| CN105606024A (en) * | 2015-12-31 | 2016-05-25 | 深圳富强智能系统科技有限公司 | Detection apparatus and detection method for mobile phone dimension |
| CN205749250U (en) * | 2016-06-20 | 2016-11-30 | 哲为(上海)仪器科技有限公司 | Curved surface outward appearance detection light-source system |
| CN206573493U (en) * | 2017-03-27 | 2017-10-20 | 杭州雷神激光技术有限公司 | A kind of face of weld defect video real-time detecting system |
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2017
- 2017-03-27 CN CN201710187621.9A patent/CN106959297A/en active Pending
Patent Citations (4)
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| CN103940822A (en) * | 2014-04-01 | 2014-07-23 | 华南理工大学 | Product outer surface defect image acquisition device based on machine vision |
| CN105606024A (en) * | 2015-12-31 | 2016-05-25 | 深圳富强智能系统科技有限公司 | Detection apparatus and detection method for mobile phone dimension |
| CN205749250U (en) * | 2016-06-20 | 2016-11-30 | 哲为(上海)仪器科技有限公司 | Curved surface outward appearance detection light-source system |
| CN206573493U (en) * | 2017-03-27 | 2017-10-20 | 杭州雷神激光技术有限公司 | A kind of face of weld defect video real-time detecting system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332675A (en) * | 2017-11-14 | 2018-07-27 | 苏州华智诚精工科技有限公司 | A kind of type semienclosed circular hole measuring device tool and its measurement method |
| CN109470704A (en) * | 2018-05-31 | 2019-03-15 | 武汉深海弈智科技有限公司 | A kind of automobile brake support defects of vision detection system and its detection method |
| CN109696444A (en) * | 2019-01-18 | 2019-04-30 | 北京兆维电子(集团)有限责任公司 | A kind of condenser type mould group screen appearance detection system and method |
| CN109682757A (en) * | 2019-02-25 | 2019-04-26 | 湖州市特种设备检测研究院 | A kind of vision inspection apparatus of line for polyethylene gas pipes sweat soldering connector |
| CN109991166A (en) * | 2019-03-19 | 2019-07-09 | 深圳市派科斯科技有限公司 | Equipment for product appearance defect detection and combinations thereof light supply apparatus, method |
| CN109991166B (en) * | 2019-03-19 | 2021-08-03 | 深圳市派科斯科技有限公司 | Equipment for detecting product appearance defects and combined light source device and method thereof |
| CN115791804A (en) * | 2022-12-20 | 2023-03-14 | 中国航发贵州黎阳航空动力有限公司 | Stripe defect detection method for compressor blade |
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Application publication date: 20170718 |