CN109307678A - A kind of taper spinning part ridging defect on-line measuring device and method - Google Patents
A kind of taper spinning part ridging defect on-line measuring device and method Download PDFInfo
- Publication number
- CN109307678A CN109307678A CN201811272220.4A CN201811272220A CN109307678A CN 109307678 A CN109307678 A CN 109307678A CN 201811272220 A CN201811272220 A CN 201811272220A CN 109307678 A CN109307678 A CN 109307678A
- Authority
- CN
- China
- Prior art keywords
- light source
- measuring device
- line measuring
- spinning part
- ccd camera
- 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
Classifications
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- 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
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
Abstract
The invention discloses a kind of taper spinning part ridging defect on-line measuring device and methods;Including CCD camera, camera lens, light source, light source controller, computer, encoder, PLC controller and mounting bracket, polishing is carried out using three area sources, is arranged according to horizontal line in 60 °, 90 °, 120 ° of angles.Every 180 ° of the rotation of Tapered Cup will pass through encoder and PLC controller triggering camera acquisition image, and be saved in computer and carry out image procossing.By image preprocessing, spinning part edge contour extract, edge contour determine and etc. can effectively judge whether spinning part wrinkles.
Description
Technical field
The present invention relates to plastic processing spin forming technique field more particularly to a kind of taper spinning part ridging defect are online
Detection device and method.
Background technique
Tapered Cup is a kind of important structural member, is widely applied to Aeronautics and Astronautics, automobile, hardware and national defence.It cuts
Cutting spinning is one of the valid shaping method for shaping Tapered Cup, has many advantages, such as that small forming force, chipless, precision are high.Flange rises
Wrinkle one of most important defect when being shear spinning forming, will seriously affect going on smoothly for spinning process, even results in spinning
Forming failure.Therefore prevent and the generation of control ridging defect is of crucial importance for Tapered Cup forming.
It realizes that the on-line checking of ridging defect be the premise for controlling ridging defect, corrugation is examined in process
Survey can when wrinkling not serious timely adjusting process parameter, avoid corrugation from deteriorating, reduce the generation of waste product;When corrugation without
When method avoids, stop processing in time, improves production efficiency.Ridging defect relies primarily on artificial observation to identify at present, and spinning
When forming, part is in high speed rotation state in processing, and manual identified error rate is high, standard is different, can not adapt to spinning intelligence
The requirement of energyization development.Therefore, there is an urgent need to explore Tapered Cup ridging defect on-line checking.
Summary of the invention
It is scarce to provide a kind of taper spinning part corrugation for the shortcomings that it is an object of the invention to overcome the above-mentioned prior art and deficiency
It is trapped in line detector and method, realizes the fast and effective identification of ridging defect, Tapered Cup production efficiency is improved and product is qualified
Rate lowers production cost.
The present invention is achieved through the following technical solutions:
A kind of taper spinning part ridging defect on-line measuring device, mounting bracket, light source 3, CCD including gantry frame structure
Camera 1;
Mounting bracket includes two support columns 9 and the moved cross beam moving up and down that is mounted between two support columns 9
10;
The light source 3 is made of the identical arbitrary source in " product " font layout of three structures, i.e. two bilateral symmetries
Arrangement, one is located at their top;Wherein, symmetrical two light sources are separately connected by two light source fixed transverse rods 13
On two support columns 9;Third light source is connected on moved cross beam 10 by a light source fixed transverse rod;
The CCD camera 1 is mounted on moved cross beam 10 by one piece of flexible connection bracket 12 with multiple threaded holes.
The taper spinning part ridging defect on-line measuring device further include light source controller 4, computer 5, encoder 6,
PLC controller 7 and the Tapered Cup 15 being mounted in shaft 11;The Tapered Cup 15 is located at the side-lower of light source 3;The encoder
6 are fixed in the shaft 11 of Tapered Cup 15;
Wherein, light source 3 is connected with the light source controller 4 of controller brightness;Encoder 6 respectively with PLC controller 7 and calculate
Machine 5 is connected.
The arbitrary source is the rectangle plane light source that three LED array are constituted;Respectively according to horizontal line in 60 °,
90 °, 120 ° of angle arrangements;
Include one piece of articulated slab 14 on the light source fixed transverse rod, there are multiple threaded holes thereon, light source 3 is bolted
On articulated slab 14.
Every 180 ° of the rotation of Tapered Cup 15, will pass through encoder 6 and PLC controller 7 triggers CCD camera 1 and acquires image,
And it is saved in computer.
The CCD camera 1 is fixed on moved cross beam 10 by being flexibly connected bracket 12.
The front end of the CCD camera 1 is equipped with camera lens 2.
The operation method of taper spinning part ridging defect on-line measuring device of the present invention includes the following steps: using spinning
The blank of Tapered Cup 15 is clamped on core model by the tail top of forming machine tool, is then started main shaft, is required according to spinning process, control
Spinning roller is by specified track movement;Position and the irradiating angle that light source 3 is adjusted by light source fixed transverse rod 13 and articulated slab 14, lead to
It crosses and moves up and down moved cross beam 10 and rotation flexible connection bracket 12, adjust the view position of CCD camera 1;In forming process
In, blank image is shot using CCD camera 1, image acquisition time is controlled by encoder 6 and PLC controller 7, is made
Blank 180 ° of shootings of every rotation are primary;The blank image of the spinning of acquisition is subjected to image preprocessing and extracts blank
Whether mouth rim contour line connects the oral area profile of adjacent two images, be that waveform determines spinning by oral area profile
Whether part wrinkles.
The present invention compared with the existing technology, have following advantages and effects
(1) pass through taper spinning part (Tapered Cup 15) ridging defect on-line measuring device, it can be achieved that real-time online obtains rotation
Casting die image, high degree of automation.
It (2), can be by obtaining different angle using ridging defect on-line measuring device compared with traditional artificial observation
Image, by control shooting time, obtain the omnidirectional images of part, conducive to postorder quickly, accurately detect ridging defect, mention
The high efficiency and precision of detection, saves labour turnover.
(3) online defect detecting device can be by acquiring each angular image, and real-time monitoring wrinkles situation, for staff and
When grasp part forming quality, can timely adjusting process, reduce rejection rate, improve production efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of taper spinning part ridging defect on-line measuring device of the present invention;
Fig. 2 is the structural form schematic diagram of Tapered Cup in embodiment.
Specific embodiment
The present invention is more specifically described in detail combined with specific embodiments below.
Embodiment
As shown in Figs. 1-2.The invention discloses a kind of taper spinning part ridging defect on-line measuring devices, including portal frame
Mounting bracket, light source 3, the CCD camera 1 of structure;
Mounting bracket includes two support columns 9 and the moved cross beam moving up and down that is mounted between two support columns 9
10;
The light source 3 (area array light source) is made of the identical arbitrary source in " product " font layout of three structures (has 6
A freedom degree), i.e., two are symmetrically arranged, and one is located at their top;Wherein, symmetrical two light sources pass through two
Root light source fixed transverse rod 13 is connected on two support columns 9;Third light source is connected to by a light source fixed transverse rod
On moved cross beam 10;
The CCD camera 1 is mounted on moved cross beam 10 by one piece of flexible connection bracket 12 with multiple threaded holes.
The taper spinning part ridging defect on-line measuring device further include light source controller 4, computer 5, encoder 6,
PLC controller 7 and the Tapered Cup 15 being mounted in shaft 11;The Tapered Cup 15 is located at the side-lower of light source 3;The encoder
6 are fixed in the shaft 11 of Tapered Cup 15;
Wherein, light source 3 is connected with the light source controller 4 of controller brightness;Encoder 6 respectively with PLC controller 7 and calculate
Machine 5 is connected.
The arbitrary source is the rectangle plane light source that three LED array are constituted (for carrying out polishing to Tapered Cup);Point
It is not arranged according to horizontal line in 60 °, 90 °, 120 ° of angles;It include one piece of articulated slab 14 on the light source fixed transverse rod, thereon
There are multiple threaded holes, light source 3 is bolted on articulated slab 14;It can be rotated with the hinged place of articulated slab.
Every 180 ° of the rotation of Tapered Cup 15, will pass through encoder 6 and PLC controller 7 triggers CCD camera 1 and acquires image,
And it is saved in computer.
The CCD camera 1 is fixed on moved cross beam 10 by being flexibly connected bracket 12.It can be slided along moved cross beam 10
It is dynamic, and the fine tuning of upper and lower position can be carried out.
The front end of the CCD camera 1 is equipped with camera lens 2.
The operation method of taper spinning part ridging defect on-line measuring device of the present invention includes the following steps: using spinning
The blank of Tapered Cup 15 is clamped on core model by the tail top of forming machine tool, is then started main shaft, is required according to spinning process, control
Spinning roller is by specified track movement;Position and the irradiating angle that light source 3 is adjusted by light source fixed transverse rod 13 and articulated slab 14, lead to
It crosses and moves up and down moved cross beam 10 and rotation flexible connection bracket 12, adjust the view position of CCD camera 1;In forming process
In, blank image is shot using CCD camera 1, image acquisition time is controlled by encoder 6 and PLC controller 7, is made
Blank 180 ° of shootings of every rotation are primary;The blank image of the spinning of acquisition is subjected to image preprocessing and extracts blank
Whether mouth rim contour line connects the oral area profile of adjacent two images, be that waveform determines spinning by oral area profile
Whether part wrinkles.
As described above, the present invention can be better realized.
Embodiment of the present invention are not limited by the above embodiments, other are any without departing from Spirit Essence of the invention
With changes, modifications, substitutions, combinations, simplifications made under principle, equivalent substitute mode should be, be included in of the invention
Within protection scope.
Claims (7)
1. a kind of taper spinning part ridging defect on-line measuring device, it is characterised in that: mounting bracket including gantry frame structure,
Light source (3), CCD camera (1);
Mounting bracket includes two support columns (9) and the moved cross beam moving up and down being mounted between two support columns (9)
(10);
The light source (3) is made of the identical arbitrary source in " product " font layout of three structures, i.e. two bilateral symmetry cloth
It sets, one is located at their top;Wherein, symmetrical two light sources are separately connected by two light source fixed transverse rods (13)
On two support columns (9);Third light source is connected on moved cross beam (10) by a light source fixed transverse rod;
The CCD camera (1) is mounted on moved cross beam (10) by one piece of flexible connection bracket (12) with multiple threaded holes
On.
2. taper spinning part ridging defect on-line measuring device according to claim 1, it is characterised in that: the taper spinning
Part ridging defect on-line measuring device further include light source controller (4), computer (5), encoder (6), PLC controller (7) and
The Tapered Cup (15) being mounted on shaft (11);The Tapered Cup (15) is located at the side-lower of light source (3);The encoder (6)
It is fixed in the shaft (11) of Tapered Cup (15);
Wherein, light source (3) is connected with the light source controller (4) of controller brightness;Encoder (6) respectively with PLC controller (7) and
Computer (5) is connected.
3. taper spinning part ridging defect on-line measuring device according to claim 2, it is characterised in that: the arbitrary source
The rectangle plane light source constituted for three LED array;It is arranged respectively according to horizontal line in 60 °, 90 °, 120 ° of angles;
Include one piece of articulated slab (14) on the light source fixed transverse rod, there are multiple threaded holes thereon, light source (3) is bolted
On articulated slab (14).
4. taper spinning part ridging defect on-line measuring device according to claim 3, it is characterised in that: the Tapered Cup
(15) every 180 ° of rotation will pass through encoder (6) and PLC controller (7) triggering CCD camera (1) acquisition image, and be saved in meter
In calculation machine (5).
5. taper spinning part ridging defect on-line measuring device according to claim 4, it is characterised in that: the CCD camera
(1) it is fixed on moved cross beam (10) by being flexibly connected bracket (12).
6. taper spinning part ridging defect on-line measuring device according to claim 5, it is characterised in that: the CCD camera
(1) front end is equipped with camera lens (2).
7. the operation method of taper spinning part ridging defect on-line measuring device described in claim 6, it is characterised in that including such as
The blank of Tapered Cup (15): being clamped on core model using the tail top of spin forming machine, then start main shaft by lower step, according to
Spinning process requirement, control spinning roller is by specified track movement;Light is adjusted by light source fixed transverse rod (13) and articulated slab (14)
The position in source (3) and irradiating angle are flexibly connected bracket (12) by moving up and down moved cross beam (10) and rotation, adjust
The view position of CCD camera (1);In forming process, blank image is shot using CCD camera (1), passes through encoder
(6) and PLC controller (7) controls image acquisition time, keeps blank 180 ° of shootings of every rotation primary;By the blank of the spinning of acquisition
Part image carries out image preprocessing and extracts blank mouth rim contour line, and the oral area profile of adjacent two images is connected
It connects, whether is that waveform determines whether spinning part wrinkles by oral area profile.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811272220.4A CN109307678A (en) | 2018-10-30 | 2018-10-30 | A kind of taper spinning part ridging defect on-line measuring device and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811272220.4A CN109307678A (en) | 2018-10-30 | 2018-10-30 | A kind of taper spinning part ridging defect on-line measuring device and method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109307678A true CN109307678A (en) | 2019-02-05 |
Family
ID=65222124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811272220.4A Pending CN109307678A (en) | 2018-10-30 | 2018-10-30 | A kind of taper spinning part ridging defect on-line measuring device and method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109307678A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110567973A (en) * | 2019-09-27 | 2019-12-13 | 济南大学 | Piston detection platform and method based on image acquisition |
CN111965199A (en) * | 2020-08-05 | 2020-11-20 | 杭州农鑫科技有限公司 | Automatic light-focusing light-transmitting flat plate defect detection device |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2752937A1 (en) * | 1996-08-30 | 1998-03-06 | Pacsys | Capturing fault data in textile inspection |
JP2000146849A (en) * | 1998-11-09 | 2000-05-26 | Ricoh Co Ltd | Automatic visual inspection device for cylindrical body |
CN101334264A (en) * | 2008-07-25 | 2008-12-31 | 华中科技大学 | Laser welding narrow butt-jointed seam measurement method and device |
CN102589849A (en) * | 2012-01-09 | 2012-07-18 | 上海大学 | Solar collecting and reflecting mirror surface fast performance assessment device and method |
CN102735695A (en) * | 2012-06-04 | 2012-10-17 | 华中科技大学 | Rapid lens flaw detection method and apparatus thereof |
CN102980103A (en) * | 2012-11-27 | 2013-03-20 | 华南理工大学 | Machine vision LED (light emitting diode) illumination source |
CN103521961A (en) * | 2013-10-16 | 2014-01-22 | 苏州斯尔特微电子有限公司 | Visual system of multi-light-source wire welding machine |
CN106767518A (en) * | 2017-02-17 | 2017-05-31 | 华南理工大学 | A kind of phone housing quality on-line detecting device and method based on line laser structured light |
CN107192718A (en) * | 2017-05-13 | 2017-09-22 | 苏州智能制造研究院有限公司 | A kind of apparatus and method of cylinder and cone surface Scanning Detction |
CN108489830A (en) * | 2018-05-28 | 2018-09-04 | 西安获德图像技术有限公司 | Crack propagation measuring system |
CN209280600U (en) * | 2018-10-30 | 2019-08-20 | 华南理工大学 | A kind of taper spinning part ridging defect on-line measuring device |
-
2018
- 2018-10-30 CN CN201811272220.4A patent/CN109307678A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2752937A1 (en) * | 1996-08-30 | 1998-03-06 | Pacsys | Capturing fault data in textile inspection |
JP2000146849A (en) * | 1998-11-09 | 2000-05-26 | Ricoh Co Ltd | Automatic visual inspection device for cylindrical body |
CN101334264A (en) * | 2008-07-25 | 2008-12-31 | 华中科技大学 | Laser welding narrow butt-jointed seam measurement method and device |
CN102589849A (en) * | 2012-01-09 | 2012-07-18 | 上海大学 | Solar collecting and reflecting mirror surface fast performance assessment device and method |
CN102735695A (en) * | 2012-06-04 | 2012-10-17 | 华中科技大学 | Rapid lens flaw detection method and apparatus thereof |
CN102980103A (en) * | 2012-11-27 | 2013-03-20 | 华南理工大学 | Machine vision LED (light emitting diode) illumination source |
CN103521961A (en) * | 2013-10-16 | 2014-01-22 | 苏州斯尔特微电子有限公司 | Visual system of multi-light-source wire welding machine |
CN106767518A (en) * | 2017-02-17 | 2017-05-31 | 华南理工大学 | A kind of phone housing quality on-line detecting device and method based on line laser structured light |
CN107192718A (en) * | 2017-05-13 | 2017-09-22 | 苏州智能制造研究院有限公司 | A kind of apparatus and method of cylinder and cone surface Scanning Detction |
CN108489830A (en) * | 2018-05-28 | 2018-09-04 | 西安获德图像技术有限公司 | Crack propagation measuring system |
CN209280600U (en) * | 2018-10-30 | 2019-08-20 | 华南理工大学 | A kind of taper spinning part ridging defect on-line measuring device |
Non-Patent Citations (1)
Title |
---|
LU R.S.等: "On-line measurement of the straightness of seamless steel pipes using machine vision technique", 《SENSORS AND ACTUATORS A》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110567973A (en) * | 2019-09-27 | 2019-12-13 | 济南大学 | Piston detection platform and method based on image acquisition |
CN111965199A (en) * | 2020-08-05 | 2020-11-20 | 杭州农鑫科技有限公司 | Automatic light-focusing light-transmitting flat plate defect detection device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2021248638A1 (en) | System for online real-time monitoring of metal additive manufacturing by multiple monitoring devices | |
US10782248B2 (en) | Automatic detection device and method for detecting surface detects of large caliber cambered optical element | |
CN108760747A (en) | A kind of 3D printing model surface defect visible detection method | |
CN104597058B (en) | The white wine foreign matter in bottles automatic detection device and method of a kind of view-based access control model | |
CN209280600U (en) | A kind of taper spinning part ridging defect on-line measuring device | |
CN105606629B (en) | A kind of eyeglass planar defect automatic detection device and method | |
CN106840033A (en) | A kind of profile of steel rail detection means and method based on image procossing | |
CN106885534B (en) | Increasing material manufacturing coaxial powder-feeding nozzle test device and method | |
CN109307678A (en) | A kind of taper spinning part ridging defect on-line measuring device and method | |
CN109406526A (en) | A kind of resin lens smog defect detecting device | |
CN103592312A (en) | On-line detection method for cables on basis of machine vision | |
CN102866160A (en) | System and method for detecting surface quality of coin mold | |
CN103645195A (en) | Cold-rolled steel surface detection method based on machine vision | |
CN109489581A (en) | A kind of big screw pitch conical external screw thread detection device and method | |
CN107745123B (en) | 3D printing system and method for equipment part imitation | |
CN109277327A (en) | A kind of detection method of part defective products | |
CN205593939U (en) | Surface form defect automatic checkout device of lens | |
CN103822584B (en) | The detection device of cross shaped as key bit size | |
CN208042989U (en) | A kind of large-scale sheet metal works almost T-stable automatic detection device | |
CN108759676B (en) | Checkerboard-based transmission case end face large-size form and position tolerance detection device and method | |
CN107056089A (en) | A kind of on-line control system of optical fiber coating die holder | |
CN107726995A (en) | A kind of knitting needle automatic detection device based on machine vision | |
CN108317952A (en) | Forging shaft on-line quick detection method before precision | |
CN206405908U (en) | A kind of online vision detection system polished for robot | |
CN204142650U (en) | A kind of high-precision electronics copper foil surface defect detecting device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |