CN207650117U - Contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system - Google Patents
Contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system Download PDFInfo
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- CN207650117U CN207650117U CN201720810030.8U CN201720810030U CN207650117U CN 207650117 U CN207650117 U CN 207650117U CN 201720810030 U CN201720810030 U CN 201720810030U CN 207650117 U CN207650117 U CN 207650117U
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- linear array
- scanning camera
- array scanning
- strip steel
- steel weld
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model is related to a kind of contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system, technical characteristics are：Including multiple linear array scanning camera devices, integrated system host and I/O interface boards；Linear array scanning camera device is mounted on the picture signal acquisition of each weld seam detection point of weld seam detection point and the scene of carrying out, and integrated system host receives the picture signal of each linear array scanning camera device passback and realizes steel weld seam detection function.The utility model is designed reasonably, it, which can substantially increase more test points using multiple linear array scanning camera devices while handle the permission maximum of high-speed cruising production line, passes through speed, it can that accurately and quickly identify strip steel weld joint, the probability that wrong report is substantially reduced on the basis of ensureing discrimination, can be widely applied to strip steel weld joint detection field.
Description
Technical field
The utility model belongs to image identification technical field, especially a kind of contactless Continuous Hot Dip Galvanizing Line strip
Weld inspection system.
Background technology
Currently, generally use correlation welding seam detector progress strip steel weld joint detection is logical in Continuous Hot Dip Galvanizing Line
Often, said detecting system the problem is that：It needs to damage caused by belt steel surface in the additional punching in commissure.In addition,
Although may be implemented strip steel weld joint detection function using area array cameras, but its that there are system configurations is high, resource consumption is big and
The shortcomings of detection speed is slow, it is difficult to meet it is fast to the high-grade coating output strip line speed of service and for multiple spot bit image simultaneously
Consecutive operations require high detection to produce detection needs.
Invention content
It is overcome the deficiencies in the prior art to the mesh of the utility model, proposes that a kind of reasonable design, discrimination be high and speed
The fast contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system of degree.
The utility model solves its technical problem and following technical scheme is taken to realize：
A kind of contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system, including multiple linear array scanning cameras dress
It sets, integrated system host and I/O interface boards；The linear array scanning camera device is mounted on weld seam detection point and carries out live each
The picture signal of weld seam detection point acquires, and linear array scanning camera device passes through optical fiber/Ethernet transmission device and integrated system
Host is connected and the picture signal of acquisition is transferred to integrated system host；The integrated system host receives each line
The picture signal of battle array scanning camera device passback simultaneously realizes steel weld seam detection function, which passes through I/O interfaces
Plate is connected with production line basic automatization controller for acquiring production line real-time speed, which passes through I/
O Interface plate is connected with production line basic automatization controller and is sent to control signal.
The linear array scanning camera device includes linear array scanning camera, array light source and light source controller, and the linear array is swept
It retouches camera by light source controller to be connected with array light source, the array light source is swept under the control of light source controller for linear array
Retouch camera power supply.
The linear array scanning camera device installation respectively detects at point on mainframe in the production line, which is placed in
The surface and bottom for being detected position while welding are fixedly mounted with ground, which, which realizes, installs linear array scanning camera device and prevent
Protective function；The integrated system host, I/O interface boards are mounted in the computer platform in electrical control room.
The linear array scanning camera use BASLER raL2048-48gm cameras and its built-in linear array scanning camera camera lens for
ML-U1614MP9, the array light source are 2048 array light sources, and the light-source controller controls device is controlled using P-LSP-600-W
Device processed.
The integrated system host uses and grinds magnificent 610H industrial personal computers.
The advantages of the utility model and good effect are：
1, this detecting system is continuously shot using linear array scanning camera progress is contactless, and passes through integrated system host
The strip steel weld joint of multiple sampled points on production line is detected in real time, for the high-grade coating output strip line speed of service it is fast and
For multiple spot bit image, consecutive operations require high feature simultaneously, overcome the similar production that weld seam detection is carried out using area array cameras
The disadvantage that the configuration of product runtime system is high and resource consumption is big, and then substantially increase more test points while handling high-speed cruising life
The permission maximum of producing line passes through speed；It is right in the additional punching in commissure to solve traditional correlation welding seam detector needs simultaneously
Damage, can that accurately and quickly identify strip steel weld joint caused by belt steel surface.
2, the utility model is designed reasonably can be widely applied to strip steel weld joint detection field, have very high discrimination, can
By property and stability；Weld seam can be accurately identified to strip speed at 300 ms/min；Using non-contact detection, to strip
Surface does not have any harmful effect；And it is connect with production line basic automatization rigid line after the conversion of weld seam signal after system processing.
Description of the drawings
Fig. 1 is the detecting system connection diagram of the utility model.
Specific implementation mode
The utility model embodiment is further described below in conjunction with attached drawing.
A kind of contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system, as shown in Figure 1, being swept including multiple linear arrays
Retouch camera apparatus, optical fiber/Ethernet transmission device, integrated system host and I/O interface boards.The linear array scanning camera device
Including linear array scanning camera, array light source and light source controller, linear array scanning camera passes through light source controller and array light source phase
Connection, array light source are powered under the control of light source controller for linear array scanning camera, and linear array scanning camera is responsible for live each weldering
The picture signal acquisition of test point is stitched, linear array scanning camera passes through optical fiber/Ethernet transmission device and integrated system host phase
It connects and the picture signal of acquisition is transferred on integrated system host.Integrated system host is responsible for receiving each test point
The realtime graphic of passback simultaneously realizes that image multithreading high speed identifying processing and weld seam signal differentiate work；Integrated system host is logical
I/O interface boards are crossed with production line basic automatization controller to be connected for acquiring production line real-time speed, integrated system master
Machine is connected with production line basic automatization controller by I/O interface boards and is sent to control signal.
Since the utility model uses signal source device of the linear array continuous scanning camera as image recognition, this is
System needs basic automatization controller on line that real-time linear velocity is sent to this system I/O interfaces by rigid line analog signals
Plate, integrated system host need to can form distortionless band steel surface image in conjunction with real-time speed signal.This detecting system is logical
Cross the external I/O interface boards of centralized host and carry out digital-to-analog signal conversion, and with production line basic automatization controller (PLC
Deng) between using rigid line connect, realize for traditional type welding seam detector indifference replace.
In the present embodiment, linear array scanning camera, array light source and controller installation respectively detect at point in the production line
On mainframe, mainframe is placed in the surface of detected position while welding, and mainframe is responsible for linear array scanning camera, special linear array light
The installation and protection of source and its controller and live optical electrical communication accessory；The ditch screw of mainframe bottom four and ground lock,
Prevent mainframe flutter effect Image Acquisition quality.Integrated system host, I/O interface boards are mounted on the meter in electrical control room
It calculates on board, computer platform is responsible for integrated system host and I/O interface boards, total system low-voltage power supply and distribution, optical electrical communication
The concentration placement of the equipment such as transmission and signal acquisition.The multiple weld seam detection points in scene need to be respectively arranged optical fiber to computer master control
Platform, multiway images data access integrated system host by optical fiber and after optical fiber turns network interface；Actual linear velocity analog quantity
Signal needs basic automatization analog output template rigid line to be input at the computer master station；The identification weldering of integrated system host
After seam, exported to basic automatization On-off signal template by computer master station rigid line through solid-state relay.
In the present embodiment, linear array scanning camera uses BASLER raL2048-48gm cameras, built-in linear array scanning phase
Machine camera lens is ML-U1614MP9, and array light source is 2048 array light sources, and light-source controller controls device is controlled using P-LSP-600-W
Device processed, the integrated system host use and grind magnificent 610H industrial personal computers.
The utility model is run simultaneously via certain three measurement point of factory's Continuous Hot Dip Galvanizing Line and continuous work is accumulative is more than
30 days, rear statistical sample data conclusion was that system can detect strip movement velocity no more than 300 ms/min, and system measures simultaneously
Point is not more than three, and the discrimination that pairing advises weld seam is more than 99.98%, and continuous operation weld seam misinformation probability is less than 0.01%.
The system hardware of the utility model complies fully with the rigors of metallurgical production environment continuous operation.It is examined with traditional correlation weld seam
Instrument is surveyed to compare without belt steel surface punching；Have measurement point position more compared with other area array cameras weld seam recognition equipment, allows to give birth to
Producing line speed such as significantly improves at the comprehensive advantages.Total system is used continuously through end user scene and assesses, comparison conventional weld detection
Under the premise of ensureing weld seam recognition rate and control hardware replacement workload, comprehensive applicability and stability are carried means
Height, each index reach system design original intention requirement.
It is emphasized that embodiment described in the utility model is illustrative, without being restrictive, therefore this reality
It is every new according to this practicality by those skilled in the art with the novel embodiment including being not limited to described in specific implementation mode
The other embodiment that the technical solution of type obtains also belongs to the range of the utility model protection.
Claims (5)
1. a kind of contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system, it is characterised in that：It is swept including multiple linear arrays
Retouch camera apparatus, integrated system host and I/O interface boards；The linear array scanning camera device is gone forward side by side mounted on weld seam detection point
The picture signal acquisition of each weld seam detection point in row scene, linear array scanning camera device pass through optical fiber/Ethernet transmission device and collection
Chinese style system host is connected and the picture signal of acquisition is transferred to integrated system host；The integrated system host connects
It receives the picture signal of each linear array scanning camera device passback and realizes steel weld seam detection function, which passes through
I/O interface boards are connected with production line basic automatization controller for acquiring production line real-time speed, integrated system master
Machine is connected with production line basic automatization controller by I/O interface boards and is sent to control signal.
2. contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system according to claim 1, it is characterised in that：
The linear array scanning camera device includes linear array scanning camera, array light source and light source controller, and the linear array scanning camera is logical
It crosses light source controller with array light source to be connected, the array light source supplies under the control of light source controller for linear array scanning camera
Electricity.
3. contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system according to claim 1 or 2, feature exist
In：The linear array scanning camera device installation respectively detects at point on mainframe in the production line, which is placed in tested
The surface and bottom for surveying position while welding are fixedly mounted with ground, which, which realizes, installs linear array scanning camera device and protect work(
Energy；The integrated system host, I/O interface boards are mounted in the computer platform in electrical control room.
4. contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system according to claim 1 or 2, feature exist
In：The linear array scanning camera uses BASLER raL2048-48gm cameras and its built-in linear array scanning camera camera lens is ML-
U1614MP9, the array light source are 2048 array light sources, and the light-source controller controls device is controlled using P-LSP-600-W
Device.
5. contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system according to claim 1 or 2, feature exist
In：The integrated system host uses and grinds magnificent 610H industrial personal computers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720810030.8U CN207650117U (en) | 2017-07-06 | 2017-07-06 | Contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720810030.8U CN207650117U (en) | 2017-07-06 | 2017-07-06 | Contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207650117U true CN207650117U (en) | 2018-07-24 |
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ID=62885588
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720810030.8U Active CN207650117U (en) | 2017-07-06 | 2017-07-06 | Contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202797A (en) * | 2017-07-06 | 2017-09-26 | 天津电气科学研究院有限公司 | Contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system and its method |
-
2017
- 2017-07-06 CN CN201720810030.8U patent/CN207650117U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202797A (en) * | 2017-07-06 | 2017-09-26 | 天津电气科学研究院有限公司 | Contactless Continuous Hot Dip Galvanizing Line strip steel weld joint detecting system and its method |
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