CN102401801A - 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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- CN102401801A CN102401801A CN2010102828511A CN201010282851A CN102401801A CN 102401801 A CN102401801 A CN 102401801A CN 2010102828511 A CN2010102828511 A CN 2010102828511A CN 201010282851 A CN201010282851 A CN 201010282851A CN 102401801 A CN102401801 A CN 102401801A
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- wiping
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- rolled strip
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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 that cold-strip steel cleans the back surface clearness that be used to detect.
Background technology
The ROLLING OIL on cold-strip steel surface and material demand cleaning by degreasing such as other iron powders, dust satisfy the requirement of next procedure.After clean-out operation is accomplished, often need estimate the cleanliness of belt steel surface.The method of measuring the belt steel surface cleanliness has a lot: laboratory determination method has electron microscope, infrared reflection spectrophotometer (IRRS), x-ray fluorescence analyzer etc.; Though 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 then often use, gravimetric method, absorption photometry, contact horn cupping, wipe method, water droplet method and reflectivity method etc. are arranged as commonly used.
As everyone knows, cold rolled strip steel production is in the 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 the serialization operation; And connect together with annealing furnace decarbonization process, coating process etc. and to carry out, great majority do not have kink to cushion after producing cold-strip steel unit cleaning by degreasing, in case shut down; Band steel in the continuous annealing furnace will be scrapped, and lose bigger.If do not shut down, then adopt the unusual difficulties of method inspection evaluation such as gravimetric method, absorption photometry, contact horn cupping, wipe method, water droplet method and reflectivity method, even almost be impossible thing.Therefore, in fact blank sheet of paper or calico wipe method are adopted in the daily evaluation after the cold-strip steel cleaning by degreasing basically.
So-called blank sheet of paper or calico wipe method; Generally be to carry out wiping with staff winding blank sheet of paper or calico; Owing to receive different, the not equal various interference from human factor in position of inequality and wiping firmly of everyone employed strength; Make this method seem too simple and random, thereby its order of accuarcy has also received very big influence.In case when especially there is defective such as the limit is split, hole, foreign matter in belt steel surface, just possibly scratch finger, therefore imply very big unsafe factor.In addition, for the band steel of high-speed cruising, using blank sheet of paper or calico also is to be difficult to the foul wiping of belt steel surface is got off to estimate.
Summary of the invention
The object of the invention is exactly in order to overcome above-mentioned defective, and then provides a kind of device simple and reliable, and method is simple, can strengthen wiping effect, guarantees to detect quality, and the band steel that improves accuracy of detection cleans afterwards surface clearness pick-up unit and detection method.Its concrete technical solution is:
A kind of surface cleanness of cold rolled strip steel pick-up unit is formed by detecting dolly and wiping axle; Said detection dolly is that the lower box at a uncovered is installed on wheel, and the center has a circular hole at the bottom of the case, places the wiping axle in the circular hole.
Said wiping axle is made up of the solid cylinder that 2 diameters do not wait, and the lower cylindrical diameter is greater than the top body diameter.
Said detection dolly casing length and width height is of a size of 200～250 * 150～200 * 150～200mm.
Said detection dolly casing adopts hard plastic sheet to process.
Said wiping axle lower cylindrical diameter with highly be 50～80mm, the top body diameter is 30～50mm, highly is 110～140mm.
A kind of method of using above-mentioned surface cleanness of cold rolled strip steel pick-up unit, concrete steps are:
Utilize Principle of Statistics, according to wet towel 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 with wet towel, and tighten with rubber band;
The supervisory personnel stands in 400～600mm place, alkali cleaning workshop section outlet band steel next door; To detect dolly be placed on the band steel on and hold; Its steel not going along with is moved ahead, and the wiping axle that will be enclosed with wet towel is again put into and is detected circular hole at the bottom of the dolly case, utilizes the wiping axle weight towel that will wet to be pressed in band steel upper surface;
The detection dolly is controlled on the limit, the limit record wiping time, behind wiping 4～6s, will detect dolly and the wiping axle is taken away;
Pull down wet towel, wet towel stain degree after the wiping and wiping standard specimen template are compared, confirm belt steel surface cleanliness rank.
Said wet towel composition is spunlace non-woven cloth, pure water, propylene glycol, lemon extract, seaweed extracted liquor and dodecyl glucosides.
Be provided with follower owing to detect below the dolly, be put on the band steel of operation after, just can casing be controlled as long as overcome the rotation friction of wheel, saved muscle power relatively.Be placed on the wiping axle in the circular hole at the bottom of the case, can prevent its inclination, again can (about 2～3kg) towel that will wet be pressed against belt steel surface securely, are enough to the dirt of belt steel surface is wiped out through himself weight.Adopt wet towel 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 price is more cheap than calico.The present invention has overcome human factor influence and the blank sheet of paper or the calico wiping defective not in place of wipe method, and producing the evaluation cleaning performance for the cold-strip steel serialization provides a kind of apparatus structure simple, safe and reliable; Method is simple, is convenient to operation, and use cost is lower; Has good wiping effect; Can guarantee to detect quality, improve accuracy of detection, thereby realization is cleaned the stable, accurate of back surface clearness to the band steel and estimated continuously.
Description of drawings
Fig. 1 is for detecting the dolly stereographic map.
Fig. 2 is a wiping axle stereographic map.
Among the figure: at the bottom of casing 1, circular hole 2, the 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 forms by detecting dolly and wiping axle.Visible by Fig. 1, detecting dolly mainly is to be made up of casing 1 and wheel 4; Promptly on four angles, bottom of the casing 1 of a uncovered, be separately installed with 4,4 wheels 4 of 4 wheels and be follower, material is a rubber, and diameter is 40mm.3 center has a circular hole 2 at the bottom of case, and its effect mainly is to place and qualification wiping axle, and the diameter of circular hole 2 is 100mm.Detecting the dolly casing adopts hard plastic sheet to process; Its casing 1 long 250mm, wide 200mm, high 200mm.
The wiping axle then is made up of the solid cylinder that 2 diameters do not wait, 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 are 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 towel surface stain degree and content, by excellent, good, qualified, poor, differing from five ranks very much, to prepare wiping standard specimen template subsequent use.
Select and need to be ready to the wet towel of usefulness, wet towel composition is spunlace non-woven cloth, pure water, propylene glycol, lemon extract, seaweed extracted liquor and dodecyl glucosides.
At first, wrap wiping axle bottom with above-mentioned wet towel, and tighten fixing with rubber band.
Inspection is during wiping, and the supervisory personnel stands in 500mm place, alkali cleaning workshop section outlet band steel next door, and four wheels 4 that hand will detect dolly are placed on to be with on the steel and to hold, and detection dolly steel not going along with is moved ahead; The wiping axle that the another hand will be enclosed with wet towel is placed into and detects at the bottom of the dolly case in 3 the circular hole 2, looses one's grip after putting well, utilizes wiping axle weight that the wet towel of lower end is pressed in band steel upper surface.
A hand control firmly detects dolly, the another written notes record wiping time, behind the wiping 5s, will detect dolly and take from belt steel surface together with the wiping axle.
Pull down wet towel from the wiping axle, wet towel stain degree after the wiping and wiping standard specimen template are compared, confirm belt steel surface cleanliness rank according to comparison result.
Claims (6)
1. a surface cleanness of cold rolled strip steel pick-up unit is characterized in that, forms by detecting dolly and wiping axle; Said detection dolly is that the lower box at a uncovered is installed on wheel, and the center has a circular hole at the bottom of the case, places the wiping axle in the circular hole.
2. surface cleanness of cold rolled strip steel pick-up unit according to claim 1 is characterized in that, said wiping axle is made up of the solid cylinder that 2 diameters do not wait, and the lower cylindrical diameter is greater than the top body diameter.
3. surface cleanness of cold rolled strip steel pick-up unit according to claim 1 is characterized in that, said detection dolly casing length and width height is of a size of 200～250 * 150～200 * 150～200mm.
4. surface cleanness of cold rolled strip steel pick-up unit according to claim 1 is characterized in that, said detection dolly casing adopts hard plastic sheet to process.
5. surface cleanness of cold rolled strip steel pick-up unit according to claim 2 is characterized in that, said wiping axle lower cylindrical diameter with highly be 50～80mm, the top body diameter is 30～50mm, highly is 110～140mm.
6. an application is characterized in that according to the method for the said surface cleanness of cold rolled strip steel pick-up unit of claim 1, and concrete detection method and step are:
Utilize Principle of Statistics, according to wet towel 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 with wet towel, and tighten with rubber band;
The supervisory personnel stands in 400～600mm place, alkali cleaning workshop section outlet band steel next door; To detect dolly be placed on the band steel on and hold; Its steel not going along with is moved ahead, and the wiping axle that will be enclosed with wet towel is again put into and is detected circular hole at the bottom of the dolly case, utilizes the wiping axle weight towel that will wet to be pressed in band steel upper surface;
The detection dolly is controlled on the limit, the limit record wiping time, behind wiping 4～6s, will detect dolly and the wiping axle is taken away;
Pull down wet towel, wet towel stain degree after the wiping and wiping standard specimen template are compared, confirm 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 |
|---|---|---|---|
| CN201010282851.1A CN102401801B (en) | 2010-09-16 | 2010-09-16 | Device and method for detection of cold-rolled strip steel surface cleanliness |
Publications (2)
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| CN102401801A true CN102401801A (en) | 2012-04-04 |
| CN102401801B 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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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104884943A (en) * | 2012-12-21 | 2015-09-02 | 3M创新有限公司 | Systems and methods for determining the cleanliness of a surface |
| 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 |
| CN105486808A (en) * | 2015-08-25 | 2016-04-13 | 武汉钢铁(集团)公司 | Portable strip steel surface cleaning on-line detection device and use method thereof |
| 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 |
| 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 |
| CN108414721A (en) * | 2018-02-02 | 2018-08-17 | 厦门厦顺铝箔有限公司 | A kind of aluminium sheet strip and foil surface cleanness method of inspection |
| CN112903709A (en) * | 2021-01-22 | 2021-06-04 | 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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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104884943A (en) * | 2012-12-21 | 2015-09-02 | 3M创新有限公司 | Systems and methods for determining the cleanliness of a surface |
| CN104884943B (en) * | 2012-12-21 | 2019-02-12 | 3M创新有限公司 | System and method for determining the cleannes on surface |
| 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 |
| CN105486808A (en) * | 2015-08-25 | 2016-04-13 | 武汉钢铁(集团)公司 | Portable strip steel surface cleaning on-line detection device and use method thereof |
| 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 |
| CN108414721A (en) * | 2018-02-02 | 2018-08-17 | 厦门厦顺铝箔有限公司 | A kind of aluminium sheet strip and foil surface cleanness method of inspection |
| 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 |
| CN112903709A (en) * | 2021-01-22 | 2021-06-04 | 大连理工大学 | Construction forming-oriented base material surface cleanliness evaluation method |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102401801B (en) | 2014-09-03 |
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