CN102401801B - Device and method for detection of cold-rolled strip steel surface cleanliness - Google Patents
Device and method for detection of cold-rolled strip steel surface cleanliness Download PDFInfo
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- CN102401801B CN102401801B CN201010282851.1A CN201010282851A CN102401801B CN 102401801 B CN102401801 B CN 102401801B CN 201010282851 A CN201010282851 A CN 201010282851A CN 102401801 B CN102401801 B CN 102401801B
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Abstract
The invention provides a device and a method for detection of cold-rolled strip steel surface cleanliness. The device comprises a detection trolley and a wiping shaft. The detection trolley comprises a cover-free tank body and trolley wheels arranged at the bottom of the cover-free tank body. The wiping shaft is placed in a circular hole of the bottom of the cover-free tank body. The method comprises the following steps of stabilizing the detection trolley on strip steel, putting the wiping shaft wrapped with a wet wipe into the circular hole of the bottom of the cover-free tank body, pressing the wet wipe on the surface of the strip steel for wiping lasting for 4 to 6 seconds through weight of the wiping shaft, separating the detection trolley and the wiping shaft, comparing the used wet wipe and a wiping standard sample template in a stain degree, and determining a cleanliness level of the surface of the strip steel. The method overcomes the defects that the existing wiping method can produce artificial factor influences and white paper or white cloth has poor wiping effects. The device is safe and reliable. The method is simple and is easy for operation. The device and the method have good wiping effects, improve detection precision, and realize stable, accurate and continuous evaluation on surface cleanliness of cleaned strip steel.
Description
Technical field
The invention belongs to inspection assay technique field, relate in particular to a kind of device and detection method thereof of cleaning rear surface cleanliness for detection of cold-strip steel.
Background technology
The material demand cleaning by degreasing such as the ROLLING OIL of Cold-strip Steel Surface and other iron powders, dust meet the requirement of next procedure.After clean-out operation completes, often need to evaluate the cleanliness of belt steel surface.The method of measuring belt steel surface cleanliness has a lot: laboratory determination method has electron microscope, infrared reflection spectrophotometer (IRRS), x-ray fluorescence analyzer etc., although these precision of method are very high, but too very complicated, is not suitable for the practical application of production scene.Clean on-the-spot some easy assay methods that often use, have gravimetric method, absorption photometry, contact angle method, wipe method, water droplet method and reflectivity method etc. as conventional.
As everyone knows, cold rolled strip steel production, in high-speed cruising state, does not generally allow to shut down the evaluation cleaning performance of being checked.Because cold rolled strip steel production is serialization operation; and connect together and carry out with annealing furnace decarbonization process, coating process etc., great majority do not have kink to cushion after producing cold-strip steel unit cleaning by degreasing, once shut down; band steel in continuous annealing furnace will be scrapped, and lose larger.If do not shut down, adopt the method examination and assess such as gravimetric method, absorption photometry, contact angle method, wipe method, water droplet method and reflectivity method extremely difficult, be even almost impossible thing.Therefore, in fact the daily evaluation after cold-strip steel cleaning by degreasing adopts blank sheet of paper or calico wipe method substantially.
So-called blank sheet of paper or calico wipe method, generally to carry out wiping with staff winding blank sheet of paper or calico, due to the not equal various interference from human factor in position of the strength difference that used by everyone, firmly inequality and wiping, make the method seem too simple and random, thereby its order of accuarcy is also subject to very big impact.Especially have the defects such as limit is split, hole, foreign matter once belt steel surface, just possibility scratching fingers, is therefore implying very large unsafe factor.In addition, for the band steel of high-speed cruising, using blank sheet of paper or calico is to be also difficult to the foul wiping of belt steel surface to get off to evaluate.
Summary of the invention
Object of the present invention is exactly in order to overcome above-mentioned defect, and then provides a kind of device simple and reliable, and method is simple, can strengthen wiping effect, guarantees to detect quality, improves strip cleaning rear surface cleanliness pick-up unit and the detection method of accuracy of detection.Its concrete technical solution is:
A kind of surface cleanness of cold rolled strip steel pick-up unit, forms by detecting dolly and wiping axle; Described detection dolly is to be installed on wheel at the lower box of a uncovered, and Xiang Di center has a circular hole, places wiping axle in circular hole.
The solid cylinder that described wiping axle is not waited by 2 diameters forms, and lower cylindrical diameter is greater than top body diameter.
Described detection dolly casing length, width and height are of a size of 200～250 × 150～200 × 150～200mm.
Described detection dolly casing adopts hard plastic sheet to process.
Described wiping axle lower cylindrical diameter be highly 50～80mm, top body diameter is 30～50mm, is highly 110～140mm.
Apply a method for above-mentioned surface cleanness of cold rolled strip steel pick-up unit, concrete steps are:
Utilize Principle of Statistics, according to wet tissue surface stain degree and content, by excellent, good, qualified, poor, differ from five ranks very much and prepare wiping standard specimen template;
Wrap wiping axle bottom by wet tissue, and tighten with rubber band;
Supervisory personnel stands in outlet band 400～600mm place, steel side of alkali cleaning workshop section, detection dolly is placed on band steel and is held, its steel not going along with is moved ahead, then the wiping axle that is enclosed with wet tissue is put into and detected circular hole at the bottom of dolly case, utilize wiping axle weight that wet tissue is pressed in to band steel upper surface;
Detection dolly is controlled on limit, and the wiping time is recorded on limit, after wiping 4～6s, detection dolly and wiping axle is taken away;
Pull down wet tissue, the wet tissue stain degree after wiping and wiping standard specimen template are compared, determine belt steel surface cleanliness rank.
Described wet tissue composition is spunlace non-woven cloth, pure water, propylene glycol, lemon extract, seaweed extracted liquor and Dodecyl Glucoside.
Be provided with follower owing to detecting below dolly, after being put on the band steel of operation, just case control can be lived as long as overcome the rotation friction of wheel, relatively saved muscle power.Be placed on the wiping axle in circular hole at the bottom of case, can prevent that it from tilting, can wet tissue be pressed against to belt steel surface securely by himself weight (approximately 2～3kg) again, be enough to the dirt of belt steel surface to wipe out.Adopt wet tissue to replace blank sheet of paper or calico to carry out wiping, its wiping effect is far superior to blank sheet of paper or calico, and cost ratio calico is cheap.The present invention has overcome human factor impact and blank sheet of paper or the calico wiping defect not in place of wipe method, producing evaluation cleaning performance for cold-strip steel serialization provides a kind of apparatus structure simple, safe and reliable, method is simple, convenient operation, and use cost is lower, there is good wiping effect, can guarantee to detect quality, improve accuracy of detection, thereby realize stablizing, accurately and continuously evaluating strip cleaning rear surface cleanliness.
Brief description of the drawings
Fig. 1 is for detecting dolly stereographic map.
Fig. 2 is wiping axle stereographic map.
In figure: at the bottom of casing 1, circular hole 2, case 3, wheel 4, top cylinder 5, lower cylindrical 6.
Embodiment
The present invention's surface cleanness of cold rolled strip steel pick-up unit system is formed by detecting dolly and wiping axle.As seen from Figure 1, detecting dolly is to be mainly made up of casing 1 and wheel 4; On the Si Ge angle, bottom of the casing 1 of a uncovered, be separately installed with 4,4 wheels 4 of 4 wheels and be follower, material is rubber, and diameter is 40mm.At the bottom of case, 3 center has a circular hole 2, and its effect is mainly place and limit wiping axle, and the diameter of circular hole 2 is 100mm.Detecting dolly casing adopts hard plastic sheet to process; The long 250mm of its casing 1, wide 200mm, high 200mm.
The solid cylinder that wiping axle is not waited by 2 diameters forms, and is to adopt carbon steel to be processed into.The diameter of its underpart cylinder 6 is greater than the diameter of top cylinder 5, and lower cylindrical 6 diameters are 80mm, highly also for 80mm; Cylinder 5 diameters in top are 50mm, highly for 140mm.
A kind of surface cleanness of cold rolled strip steel detection method, concrete steps are:
Utilize Principle of Statistics, according to wet tissue surface stain degree and content, by excellent, good, qualified, poor, differing from five ranks very much, to prepare wiping standard specimen template for subsequent use.
Select and be ready to need the wet tissue of use, wet tissue composition is spunlace non-woven cloth, pure water, propylene glycol, lemon extract, seaweed extracted liquor and Dodecyl Glucoside.
First, wrap wiping axle bottom by above-mentioned wet tissue, and tighten fixing with rubber band.
While checking wiping, supervisory personnel stands in outlet band 500mm place, steel side of alkali cleaning workshop section, and a hand is placed on four wheels 4 that detect dolly on band steel and holds, and makes to detect dolly steel not going along with and moves ahead; Another hand is placed into the wiping axle that is enclosed with wet tissue in the circular hole 2 that detects at the bottom of dolly case 3, after putting well, looses one's grip, and utilizes wiping axle weight that the wet tissue of lower end is pressed in to band steel upper surface.
A hand control firmly detects dolly, the another written notes record wiping time, after wiping 5s, will detect dolly and take from belt steel surface together with wiping axle.
Pull down wet tissue from wiping axle, the wet tissue stain degree after wiping and wiping standard specimen template are compared, determine belt steel surface cleanliness rank according to comparison result.
Claims (1)
1. apply the detection method of surface cleanness of cold rolled strip steel pick-up unit for one kind, described pick-up unit is by detecting dolly and wiping axle forms, detecting dolly is to be installed on wheel at the lower box of a uncovered, Xiang Di center has a circular hole, in circular hole, place wiping axle, the solid cylinder that wiping axle is not waited by 2 diameters forms, and lower cylindrical diameter is greater than top body diameter, it is characterized in that, concrete detection method and step are:
Utilize Principle of Statistics, according to wet tissue surface stain degree and content, by excellent, good, qualified, poor, differ from five ranks very much and prepare wiping standard specimen template;
Wrap wiping axle bottom by wet tissue, and tighten with rubber band;
Supervisory personnel stands in outlet band 400～600mm place, steel side of alkali cleaning workshop section, detection dolly is placed on band steel and is held, its steel not going along with is moved ahead, then the wiping axle that is enclosed with wet tissue is put into and detected circular hole at the bottom of dolly case, utilize wiping axle weight that wet tissue is pressed in to band steel upper surface;
Detection dolly is controlled on limit, and the wiping time is recorded on limit, after wiping 4～6s, detection dolly and wiping axle is taken away;
Pull down wet tissue, the wet tissue stain degree after wiping and wiping standard specimen template are compared, determine belt steel surface cleanliness rank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010282851.1A CN102401801B (en) | 2010-09-16 | 2010-09-16 | Device and method for detection of cold-rolled strip steel surface cleanliness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010282851.1A CN102401801B (en) | 2010-09-16 | 2010-09-16 | Device and method for detection of cold-rolled strip steel surface cleanliness |
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| Publication Number | Publication Date |
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| CN102401801A CN102401801A (en) | 2012-04-04 |
| CN102401801B true CN102401801B (en) | 2014-09-03 |
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| CN201010282851.1A Active CN102401801B (en) | 2010-09-16 | 2010-09-16 | Device and method for detection of cold-rolled strip steel surface cleanliness |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016509203A (en) * | 2012-12-21 | 2016-03-24 | スリーエム イノベイティブ プロパティズ カンパニー | System and method for determining surface cleanliness |
| CN104977307A (en) * | 2014-04-10 | 2015-10-14 | 鞍钢股份有限公司 | Detection apparatus and detection method of surface cleaning effect of cold-rolled sheet |
| CN105486808B (en) * | 2015-08-25 | 2017-09-29 | 武汉钢铁有限公司 | Portable tape steel surface cleans on-line measuring device and application method |
| CN107764821A (en) * | 2016-08-18 | 2018-03-06 | 厦门市康保无尘科技有限公司 | A kind of quick determination method of non-dust cloth cleanliness factor |
| CN107202798A (en) * | 2017-06-27 | 2017-09-26 | 苏州天键衡电子信息科技有限公司 | A kind of surface dirt degree detector |
| CN108414721B (en) * | 2018-02-02 | 2023-10-17 | 厦门厦顺铝箔有限公司 | Method for testing surface cleanliness of aluminum plate with foil |
| CN112903709B (en) * | 2021-01-22 | 2021-12-07 | 大连理工大学 | Construction forming-oriented base material surface cleanliness evaluation method |
| CN115983687B (en) * | 2022-12-22 | 2023-09-29 | 北京弥天科技有限公司 | Intelligent detection management system and method for quality of cold-rolled strip steel |
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| CN101393140A (en) * | 2008-10-22 | 2009-03-25 | 中铝瑞闽铝板带有限公司 | Aluminium and aluminum alloy strip foil surface clearness detection method |
| CN201218814Y (en) * | 2008-04-23 | 2009-04-08 | 宝山钢铁股份有限公司 | Detection apparatus for on-line detecting surface humidity of operation strip steel |
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| CN201218814Y (en) * | 2008-04-23 | 2009-04-08 | 宝山钢铁股份有限公司 | Detection apparatus for on-line detecting surface humidity of operation strip steel |
| CN101393140A (en) * | 2008-10-22 | 2009-03-25 | 中铝瑞闽铝板带有限公司 | Aluminium and aluminum alloy strip foil surface clearness detection method |
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| CN102401801A (en) | 2012-04-04 |
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