CN109146869A - A kind of galvanized wire strip steel Zn-plating defect tracking method - Google Patents
A kind of galvanized wire strip steel Zn-plating defect tracking method Download PDFInfo
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- CN109146869A CN109146869A CN201810994319.9A CN201810994319A CN109146869A CN 109146869 A CN109146869 A CN 109146869A CN 201810994319 A CN201810994319 A CN 201810994319A CN 109146869 A CN109146869 A CN 109146869A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30164—Workpiece; Machine component
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Abstract
The invention discloses a kind of galvanized wire strip steel Zn-plating defect tracking methods, comprising the following steps: while operator marks steel defect, records steel defect relative position, one defect of the same every generation of strip records a position；After strip is offline, all positions of this strip are reset；By encoder and computer system, measures linear velocity on strip and calculate the relative distance of each zinc-plated defect and air knife, calibrator, polishing machine, straightener, coating roller, circle shear, flying shear.This galvanized wire strip steel Zn-plating defect tracking method, the defect of every strip is recorded, record its position, and calculate defect and air knife later, calibrator, polishing machine, straightener, coating roller, circle shear, flying shear relative position, so as to before defect arrives, relevant device can be acted to avoid defect so that steel defect will not injury device, reduce interference of the defect to equipment.
Description
Technical field
The present invention relates to the material tracking technical field of continuous hot galvanizing line, in particular to a kind of galvanized wire strip steel Zn-plating lacks
Fall into tracking.
Background technique
The problem of in galvanizing process due to strip raw material, it is possible to occur cobble deformation, Zinc Coating Thickness after zinc pot out
The big situation of difference, the steel band of this out-of-flatness can damage the equipment such as air knife, thickness measuring, finishing and straightener roller thereafter, and
And this defect of appearance has larger impact to final product quality.Therefore once generating defect, its position can be tracked and at it
Reason is protection built-in unit, and improves the key of yield rate.
Summary of the invention
The purpose of the present invention is to provide a kind of galvanized wire strip steel Zn-plating defect tracking method, to the defect of every strip into
Row record, records its position, and calculate defect and air knife later, calibrator, polishing machine, straightener, coating roller, circle shear,
Flying shear relative position, so that before defect arrives, relevant device can be acted to avoid defect, so that steel defect will not damage
Equipment reduces interference of the defect to equipment, solves the problems of the prior art.
To achieve the above object, the invention provides the following technical scheme: a kind of galvanized wire strip steel Zn-plating defect tracking method,
The following steps are included:
S1: while operator marks steel defect, steel defect relative position is recorded；
S2: one defect of the same every generation of strip records a position；
S3: after strip is offline, all positions of this strip are reset；
S4: it by encoder and computer system, measures on strip linear velocity and to calculate each zinc-plated defect gentle
The relative distance of knife, calibrator, polishing machine, straightener, coating roller, circle shear, flying shear；
S5: steel defect relative position and steel defect relative distance are put into array preservation；
S6: nearest before showing air knife, calibrator, polishing machine, straightener, coating roller, circle shear, flying shear by picture
The relative distance of one defect；
S7: when relative distance becomes zero from negative value, indicate defect from as far as close, proximity device；
S8: after steel defect passes through equipment, show that next defect at a distance from equipment, is shown if without defect
For zero；
Preferably, it according to S1, records steel defect relative position and is shot with video-corder by industrial camera.
Preferably, according to S4, computer system includes processing module 1, A/D conversion module 2, data memory module 3, display
Module 4 and human-computer interaction module 5, wherein A/D conversion module 2 handles module 1 by connection, and processing module 1 passes through route
Display module 4 is connected, data memory module 3 and human-computer interaction module 5 handle module 1 by connection.
Preferably, the processing module 1 is used for the data that aggregation process A/D conversion module 2 inputs.
Preferably, the A/D conversion module 2 is used to receive the numerical signal of encoder and industrial camera input.
Preferably, the data memory module 3 stores the defect image that processing module 1 is recorded using built-in hard disk 31
Relative position and calculating defect image relative distance data.
Preferably, the defect relative distance numerical value that the display module 4 is exported using 41 Display processing module 1 of display screen
Picture.
Preferably, the human-computer interaction module 5 using key mouse peripheral hardware 51 control industrial camera shoot with video-corder and numerical value
Real-time update.
Preferably, the human-computer interaction module using key mouse peripheral hardware control industrial camera shoot with video-corder and numerical value it is real-time
It updates.
Compared with prior art, the beneficial effects of the present invention are:
This galvanized wire strip steel Zn-plating defect tracking method, operator display screen can see strip from zinc pot come out after
The case where generating defect, intermediary operation room, finishing operations room, export operation room operator pass through operation key mouse peripheral hardware starting industry
Camera monitors the distance between defect and air knife, calibrator, polishing machine, straightener, coating roller, circle shear, flying shear, root in real time
According to defect condition, decide whether to act equipment to avoid steel band defect；Therefore it greatly avoids defect and equipment generates interference
Equipment is damaged, defect is greatly reduced and equipment interference generates the probability of disconnected band.
Detailed description of the invention
Fig. 1 is flow chart of the method for the present invention；
Fig. 2 is computer system module map of the invention；
Fig. 3 is steel defect recording principle figure of the invention.
In figure: 1, processing module；2, A/D conversion module；3, data memory module；31, built-in hard disk；4, display module；
41, display screen；5, human-computer interaction module；51, key mouse peripheral hardware.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-3, a kind of galvanized wire strip steel Zn-plating defect tracking method, comprising the following steps:
S1: while operator marks steel defect, steel defect relative position is recorded；
S2: one defect of the same every generation of strip records a position；
S3: after strip is offline, all positions of this strip are reset；
S4: it by encoder and computer system, measures on strip linear velocity and to calculate each zinc-plated defect gentle
The relative distance of knife, calibrator, polishing machine, straightener, coating roller, circle shear, flying shear；
S5: steel defect relative position and steel defect relative distance are put into array preservation；
S6: nearest before showing air knife, calibrator, polishing machine, straightener, coating roller, circle shear, flying shear by picture
The relative distance of one defect；
S7: when relative distance becomes zero from negative value, indicate defect from as far as close, proximity device；
S8: after steel defect passes through equipment, show that next defect at a distance from equipment, is shown if without defect
For zero；
Computer system includes processing module 1, A/D conversion module 2, data memory module 3, display module 4 and man-machine friendship
Mutual module 5, wherein A/D conversion module 2 handles module 1 by connection, and processing module 1 passes through connection display module
4, data memory module 3 and human-computer interaction module 5 handle module 1 by connection；Wherein, processing module 1 is for summarizing
Handle the data that A/D conversion module 2 inputs；A/D conversion module 2 is used to receive encoder and the numerical value of industrial camera input is believed
Number；Data memory module 3 stores the defect image relative position and calculate scarce that processing module 1 is recorded using built-in hard disk 31
Fall into image relative distance data；Display module 4 is drawn using the defect relative distance numerical value of 41 Display processing module 1 of display screen output
Face；Human-computer interaction module 5 using key mouse peripheral hardware 51 control industrial camera shoot with video-corder and the real-time update of numerical value；Human-computer interaction mould
Block using key mouse peripheral hardware control industrial camera shoot with video-corder and the real-time update of numerical value.
This galvanized wire strip steel Zn-plating defect tracking method, operator is in display screen 41 it can be seen that strip comes out it from zinc pot
The case where generating defect afterwards, intermediary operation room, finishing operations room, export operation room operator are started by operation key mouse peripheral hardware 51
Industrial camera, monitor in real time defect and air knife, calibrator, polishing machine, straightener, coating roller, circle shear, between flying shear away from
From deciding whether to act equipment to avoid steel band defect according to defect condition；Therefore it greatly avoids defect and equipment generates
Interference damages equipment, greatly reduces defect and equipment interference generates the probability of disconnected band.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of galvanized wire strip steel Zn-plating defect tracking method, which comprises the following steps:
S1: while operator marks steel defect, steel defect relative position is recorded；
S2: one defect of the same every generation of strip records a position；
S3: after strip is offline, all positions of this strip are reset；
S4: it by encoder and computer system, measures linear velocity on strip and calculates each zinc-plated defect and air knife, survey
The relative distance of thick instrument, polishing machine, straightener, coating roller, circle shear, flying shear；
S5: steel defect relative position and steel defect relative distance are put into array preservation；
S6: nearest one before air knife, calibrator, polishing machine, straightener, coating roller, circle shear, flying shear is shown by picture
The relative distance of defect；
S7: when relative distance becomes zero from negative value, indicate defect from as far as close, proximity device；
S8: after steel defect passes through equipment, show that next defect at a distance from equipment, is shown as zero if without defect
Value.
2. a kind of galvanized wire strip steel Zn-plating defect tracking method according to claim 1, which is characterized in that recorded according to S1
It is shot with video-corder by industrial camera steel defect relative position.
3. a kind of galvanized wire strip steel Zn-plating defect tracking method according to claim 1, which is characterized in that calculated according to S4
Machine system includes processing module (1), A/D conversion module (2), data memory module (3), display module (4) and human-computer interaction mould
Block (5), wherein A/D conversion module (2) handles module (1) by connection, and processing module (1) is shown by connection
Module (4), data memory module (3) and human-computer interaction module (5) handle module (1) by connection.
4. a kind of galvanized wire strip steel Zn-plating defect tracking method according to claim 3, which is characterized in that the processing
Module (1) is used for the data of aggregation process A/D conversion module (2) input.
5. a kind of galvanized wire strip steel Zn-plating defect tracking method according to claim 3, which is characterized in that the A/D
Conversion module (2) is used to receive the numerical signal of encoder and industrial camera input.
6. a kind of galvanized wire strip steel Zn-plating defect tracking method according to claim 3, which is characterized in that the data
The defect image relative position and calculate scarce that memory module (3) is recorded using built-in hard disk (31) storage processing module (1)
Fall into image relative distance data.
7. a kind of galvanized wire strip steel Zn-plating defect tracking method according to claim 3, which is characterized in that the display
Module (4) uses the defect relative distance numerical value picture of display screen (41) Display processing module (1) output.
8. a kind of galvanized wire strip steel Zn-plating defect tracking method according to claim 3, which is characterized in that described is man-machine
Interactive module (5) using key mouse peripheral hardware (51) control industrial camera shoot with video-corder and the real-time update of numerical value.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810994319.9A CN109146869B (en) | 2018-08-29 | 2018-08-29 | Galvanized wire strip steel galvanizing defect tracking method |
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| CN201810994319.9A CN109146869B (en) | 2018-08-29 | 2018-08-29 | Galvanized wire strip steel galvanizing defect tracking method |
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| CN109146869A true CN109146869A (en) | 2019-01-04 |
| CN109146869B CN109146869B (en) | 2021-06-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111695765A (en) * | 2020-04-30 | 2020-09-22 | 首钢京唐钢铁联合有限责任公司 | Monitoring method, device and system for product quality of galvanizing production line |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699028A (en) * | 2012-02-24 | 2012-10-03 | 宝山钢铁股份有限公司 | Method for eliminating linear edge defects of hot-rolled low-carbon steel |
| CN203992589U (en) * | 2014-08-25 | 2014-12-10 | 北京京诚之星科技开发有限公司 | Edge-cutting circle shear opening degree locking mechanism |
| CN107784323A (en) * | 2017-10-16 | 2018-03-09 | 武汉科技大学 | Steel strip surface defect image classification method based on local uncorrelated constraint |
-
2018
- 2018-08-29 CN CN201810994319.9A patent/CN109146869B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699028A (en) * | 2012-02-24 | 2012-10-03 | 宝山钢铁股份有限公司 | Method for eliminating linear edge defects of hot-rolled low-carbon steel |
| CN203992589U (en) * | 2014-08-25 | 2014-12-10 | 北京京诚之星科技开发有限公司 | Edge-cutting circle shear opening degree locking mechanism |
| CN107784323A (en) * | 2017-10-16 | 2018-03-09 | 武汉科技大学 | Steel strip surface defect image classification method based on local uncorrelated constraint |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111695765A (en) * | 2020-04-30 | 2020-09-22 | 首钢京唐钢铁联合有限责任公司 | Monitoring method, device and system for product quality of galvanizing production line |
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| CN109146869B (en) | 2021-06-25 |
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