CN108405635A - A method of examining hot rolling line scale removal effect - Google Patents
A method of examining hot rolling line scale removal effect Download PDFInfo
- Publication number
- CN108405635A CN108405635A CN201810165021.7A CN201810165021A CN108405635A CN 108405635 A CN108405635 A CN 108405635A CN 201810165021 A CN201810165021 A CN 201810165021A CN 108405635 A CN108405635 A CN 108405635A
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- China
- Prior art keywords
- target practice
- practice base
- base
- target
- paint
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
- B21B45/08—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing hydraulically
Abstract
The invention discloses it is a kind of examine hot rolling line scale removal effect method, the method includes：Paint is uniformly painted on target practice base；It is clamped the target practice base with rolling mill guide, and by the target practice base centering；The target practice base is moved to the corresponding position of descaling jet；The high pressure water in the descaling jet is opened, is practiced shooting to the target practice base；The target practice base is taken out, confirmation and preliminary assessment are marked to the marking on the target practice base.Solve the problems, such as that in the prior art artificially visual inspection descaling jet is in abrasion, angle and water spray sector interference etc. by the above method, the low technical problem of accuracy rate has reached the technique effect for quickly and accurately judging descaling jet in angle, abrasion, covering of the fan interference and blocking etc. problem.
Description
Technical field
The present invention relates to hot rolling technique field, more particularly to a kind of method for examining hot rolling line scale removal effect.
Background technology
On hot continuous rolling production line, pony roughing mill inlet and outlet and mm finishing mill unit entrance are provided with device for descaling by high-pressure, use
Steel slab surface is secondary and iron scale three times to remove, to ensure that strip surface quality control is normal, but with descaling jet etc.
The equipment floor-to-floor time is continuously increased, equipment state can by high pressure water, iron sheet etc. abrasion, wash away and influence to change, nozzle
And abrasion, the aging of collector can become clear day by day, and descaling jet hitting power and registration is caused to decline, by artificially in rack
Visual inspection is difficult to find nozzle wear, angle and water spray sector interference problem.
But present inventor has found the above-mentioned prior art extremely during technical solution in realizing the embodiment of the present application
It has the following technical problems less：
In the prior art, lack to the effective monitoring method of nozzle jeting effect or means, and by field device operating mode
The influence that condition and producing line are worked continuously, technical staff is difficult to find whether scale removal equipment is abnormal in time, and then may occur
The defects of iron scale indentation or landscape painting, cause economic loss.
Invention content
The present invention provides a kind of method for examining hot rolling line scale removal effect, solve artificial visual in the prior art
Check that descaling jet has reached fast in abrasion, angle and water spray sector interference etc. problem, the low technical problem of accuracy rate
Speed, accurately judge descaling jet angle, abrasion, covering of the fan interference and blocking etc. problem technique effect.
The present invention provides it is a kind of examine hot rolling line scale removal effect method, the method includes：On target practice base
Uniformly paint paint；It is clamped the target practice base with rolling mill guide, and by the target practice base centering；The target practice base is moved to and is removed
The corresponding position of squama nozzle；The high pressure water in the descaling jet is opened, is practiced shooting to the target practice base；Take out the target practice
Confirmation and preliminary assessment is marked to the marking on the target practice base in base.
Preferably, 24-48 hours need to be shifted to an earlier date and brush paint on the target practice base, when ensureing to practice shooting on the target practice base
Paint natural air drying.
Preferably, it when roughing mill is imported and exported and executes target practice, first passes through inlet of rolling mill flipper guide and the target practice base is clamped, it will
The target practice base carries out centering, it is ensured that the target practice base does not reach in mill roll-gap, then roughing mill roll gap is closed to and practiced shooting
The position of base consistency of thickness executes injection and practices shooting.
Preferably, it when finish rolling entrance is executed and practiced shooting, first passes through flipper guide before finishing mill and the target practice base is clamped, by institute
It states target practice base and carries out centering, then the target practice base is started in pickle line processor, pinch roller and descaling header height are by normal raw
Position when production executes injection and practices shooting.
Preferably, the width of the target practice base is determined by the size and roller-way length of milling train.
Preferably, for the length of the target practice base according to the target practice base when practicing shooting, manual feed guarantees positive normal open plate.
Preferably, the thickness of the target practice base rolls last a time usual thickness by roughing and determines.
Preferably, after finishing label confirmation to the target practice base, the paint on target practice base surface need to be cleared up, in case next
It uses.
Preferably, the length of the slab is not less than 7 meters.
Preferably, the thickness of the target practice base is 40-60 millimeters.
Said one in the embodiment of the present invention or multiple technical solutions at least have following one or more technology effects
Fruit：
1, it is provided in an embodiment of the present invention it is a kind of examine hot rolling line scale removal effect method, the method includes：
Paint is uniformly painted on target practice base；It is clamped the target practice base with rolling mill guide, and by the target practice base centering；By the target practice
Base is moved to the corresponding position of descaling jet；The high pressure water in the descaling jet is opened, is practiced shooting to the target practice base；It takes
Go out the target practice base, confirmation and preliminary assessment are marked to the marking on the target practice base.It is solved by the above method existing
Have artificially visually inspected in technology descaling jet abrasion, angle and water spray sector interference etc. problem, accuracy rate it is low
Technical problem has reached and has quickly and accurately judged descaling jet in angle, abrasion, covering of the fan interference and blocking etc. problem
Technique effect.
2, the embodiment of the present invention brushes paint by that need to shift to an earlier date 24-48 hours on the target practice base, ensures when institute of practicing shooting
The paint natural air drying on target practice base is stated, has been reached when target blankss of fighting each other are practiced shooting, the skill of the paint drying on target practice base surface
Art effect.
3, the thickness of target practice base described in the embodiment of the present invention rolls last a time usual thickness by roughing and determines, reaches
Target practice base can pass through the technique effect of scale removal equipment.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, below the special specific implementation mode for lifting the present invention.
Description of the drawings
Fig. 1 is a kind of process flow chart of the method for inspection hot rolling line scale removal effect in the embodiment of the present invention.
Specific implementation mode
An embodiment of the present invention provides a kind of methods for examining hot rolling line scale removal effect, are solved by the above method
Artificially visual inspection descaling jet is low in abrasion, angle and water spray sector interference etc. problem, accuracy rate in the prior art
The technical issues of, reach and has quickly and accurately judged that descaling jet is asked in angle, abrasion, covering of the fan interference and blocking etc.
The technique effect of topic.
Technical solution in the embodiment of the present invention, overall structure are as follows：
The present invention provides it is a kind of examine hot rolling line scale removal effect method, the method includes：On target practice base
Uniformly paint paint；It is clamped the target practice base with rolling mill guide, and by the target practice base centering；The target practice base is moved to and is removed
The corresponding position of squama nozzle；The high pressure water in the descaling jet is opened, is practiced shooting to the target practice base；Take out the target practice
Confirmation and preliminary assessment is marked to the marking on the target practice base in base.Solves people in the prior art by the above method
It is reached in abrasion, angle and water spray sector interference etc. problem, the low technical problem of accuracy rate for visual inspection descaling jet
The technique effect for quickly and accurately judging descaling jet in angle, abrasion, covering of the fan interference and blocking etc. problem is arrived.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one
A kind of method for examining hot rolling line scale removal effect is present embodiments provided, the method includes：
Step 1：Paint is uniformly painted on target practice base.
Further, 24-48 hours need to be shifted to an earlier date and brush paint on the target practice base, when ensureing to practice shooting on the target practice base
Paint natural air drying.
Specifically, before Targeting, need to shift to an earlier date and brush paint on the target practice base, generally need to before target practice 24-
Paint is brushed within 48 hours on the target practice base, paint must cover the surface of the target practice base, the target practice base uniformly, comprehensively
The paint on surface needs natural air drying.
Step 2：It is clamped the target practice base with rolling mill guide, and by the target practice base centering.
Specifically, when roughing mill is imported and exported and executes target practice, first passes through inlet of rolling mill flipper guide and the target practice base is clamped,
The target practice base is carried out into centering, it is ensured that the target practice base does not reach in mill roll-gap；When finish rolling entrance is executed and practiced shooting, first lead to
It crosses flipper guide before finishing mill and the target practice base is clamped, the target practice base is carried out into centering.
Step 3：The target practice base is moved to the corresponding position of descaling jet.
Specifically, the target practice base is moved to position during normal production, ensure that the descaling jet can be ejected into
On the target practice base.
Step 4：The high pressure water in the descaling jet is opened, is practiced shooting to the target practice base.
Specifically, according to state during normal production, open the high pressure water in the descaling jet, the high pressure water from
It is sprayed in the nozzle, target practice experiment is carried out to the target practice base.
Step 5：The target practice base is taken out, confirmation and preliminary assessment are marked to the marking on the target practice base.
Specifically, taking out the target practice base, confirmation and preliminary assessment are marked to the marking on the target practice base, together
When need take pictures to the target practice base after the target practice.
Further, it when roughing mill is imported and exported and executes target practice, first passes through inlet of rolling mill flipper guide and the target practice base is clamped,
The target practice base is carried out into centering, it is ensured that the target practice base does not reach in mill roll-gap, then by roughing mill roll gap close to beat
The position of target blankss consistency of thickness executes injection and practices shooting, reaches the roughing mill and held to the target practice base according to normal production status
The technique effect of row target practice experiment.
Further, it when finish rolling entrance is executed and practiced shooting, first passes through flipper guide before finishing mill and the target practice base is clamped, it will
The target practice base carries out centering, then the target practice base is started in pickle line processor, and pinch roller and descaling header height are by normal
Position when production executes injection and practices shooting, and reaches the finishing mill and executes examination of practicing shooting to the target practice base according to normal production status
The technique effect tested.
Further, the width of the target practice base is determined by the size and roller-way length of milling train.
Further, the length of the slab is not less than 7 meters.
Specifically, the width of the target practice base is determined by the size of milling train and the length of roller-way, the length of the slab
Typically no less than 7 meters, it is ensured that the target practice base can enter the milling train, carry out target practice experiment.
Further, for the length of the target practice base according to the target practice base when practicing shooting, manual feed guarantees positive normal open
Plate.
Specifically, the length of the target practice base according to the target practice base practice shooting when, manual feed guarantees positive normal open
Plate, it is ensured that the target practice base can smoothly take out after target practice.
Further, the thickness of the target practice base rolls last a time usual thickness by roughing and determines.
Further, the thickness of the target practice base is 40-60 millimeters.
It is determined specifically, the thickness of the target practice base rolls last a time usual thickness by roughing, the target practice base
Thickness be generally 40-60 millimeters.
Further, after finishing label confirmation to the target practice base, the paint on target practice base surface need to be cleared up, in case under
Secondary use.
Specifically, target practice experiment has been executed to the target practice base, it, need to be by institute after finishing label confirmation to the target practice base
The paint for stating target practice base surface is cleaned out, and after ensureing next mopping, target practice base surface is smooth, in case next time uses.
In embodiments of the present invention, it solves artificial visual inspection descaling jet in the prior art by the above method grinding
Damage, angle and water spray sector interference etc. problem, the low technical problem of accuracy rate have reached and have quickly and accurately judged to remove
Technique effect of the squama nozzle in angle, abrasion, covering of the fan interference and blocking etc. problem.
Said one in the embodiment of the present invention or multiple technical solutions at least have following one or more technology effects
Fruit：
1, it is provided in an embodiment of the present invention it is a kind of examine hot rolling line scale removal effect method, the method includes：
Paint is uniformly painted on target practice base；It is clamped the target practice base with rolling mill guide, and by the target practice base centering；By the target practice
Base is moved to the corresponding position of descaling jet；The high pressure water in the descaling jet is opened, is practiced shooting to the target practice base；It takes
Go out the target practice base, confirmation and preliminary assessment are marked to the marking on the target practice base.It is solved by the above method existing
Have artificially visually inspected in technology descaling jet abrasion, angle and water spray sector interference etc. problem, accuracy rate it is low
Technical problem has reached and has quickly and accurately judged descaling jet in angle, abrasion, covering of the fan interference and blocking etc. problem
Technique effect.
2, the embodiment of the present invention brushes paint by that need to shift to an earlier date 24-48 hours on the target practice base, ensures when institute of practicing shooting
The paint natural air drying on target practice base is stated, has been reached when target blankss of fighting each other are practiced shooting, the skill of the paint drying on target practice base surface
Art effect.
3, the thickness of target practice base described in the embodiment of the present invention rolls last a time usual thickness by roughing and determines, reaches
Target practice base can pass through the technique effect of scale removal equipment.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications can be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, those skilled in the art can carry out the embodiment of the present invention various modification and variations without departing from this hair
The spirit and scope of bright embodiment.In this way, if these modifications and variations of the embodiment of the present invention belong to the claims in the present invention
And its within the scope of equivalent technologies, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of method for examining hot rolling line scale removal effect, which is characterized in that the method includes：
Paint is uniformly painted on target practice base；
It is clamped the target practice base with rolling mill guide, and by the target practice base centering；
The target practice base is moved to the corresponding position of descaling jet；
The high pressure water in the descaling jet is opened, is practiced shooting to the target practice base；
The target practice base is taken out, confirmation and preliminary assessment are marked to the marking on the target practice base.
2. the method as described in claim 1, which is characterized in that 24-48 hours need to be shifted to an earlier date and brush paint on the target practice base,
Paint natural air drying when ensureing to practice shooting on the target practice base.
3. the method as described in claim 1, which is characterized in that when roughing mill is imported and exported and executes target practice, first pass through milling train and enter
The target practice base is clamped in mouth flipper guide, and the target practice base is carried out centering, it is ensured that and the target practice base does not reach in mill roll-gap, then
Roughing mill roll gap is closed to the position with target practice base consistency of thickness, injection is executed and practices shooting.
4. the method as described in claim 1, which is characterized in that when finish rolling entrance is executed and practiced shooting, first pass through before finishing mill
The target practice base is clamped in flipper guide, the target practice base is carried out centering, then the target practice base is started in pickle line processor, pinches
Roller and descaling header height execute injection by position during normal production and practice shooting.
5. the method as described in claim 1, which is characterized in that the width of the target practice base is long by the size and roller-way of milling train
Degree determines.
6. the method as described in claim 1, which is characterized in that the length of the target practice base is being practiced shooting according to the target practice base
When, manual feed guarantees positive normal open plate.
7. the method as described in claim 1, which is characterized in that it is normal that the thickness of the target practice base by roughing rolls last a time
It is determined with thickness.
8. the method as described in claim 1, which is characterized in that after finishing label confirmation to the target practice base, need to clear up described
The paint on target practice base surface, in case using next time.
9. method as claimed in claim 6, which is characterized in that the length of the slab is not less than 7 meters.
10. method as claimed in claim 6, which is characterized in that the thickness of the target practice base is 40-60 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810165021.7A CN108405635A (en) | 2018-02-27 | 2018-02-27 | A method of examining hot rolling line scale removal effect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810165021.7A CN108405635A (en) | 2018-02-27 | 2018-02-27 | A method of examining hot rolling line scale removal effect |
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| CN108405635A true CN108405635A (en) | 2018-08-17 |
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| CN201810165021.7A Pending CN108405635A (en) | 2018-02-27 | 2018-02-27 | A method of examining hot rolling line scale removal effect |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110340157A (en) * | 2019-07-02 | 2019-10-18 | 北京首钢股份有限公司 | A method of examining high-pressure descaling nozzle working condition |
| CN112317549A (en) * | 2020-09-30 | 2021-02-05 | 南京钢铁股份有限公司 | Method for rapidly judging and processing fault dephosphorization nozzle |
| CN113375531A (en) * | 2021-05-14 | 2021-09-10 | 南京钢铁股份有限公司 | Quenching machine nozzle striking angle measuring tool and manufacturing method and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101221095A (en) * | 2008-01-23 | 2008-07-16 | 广州珠江钢铁有限责任公司 | On-line detecting device and method for scale removing nozzle in roller mill descaling system |
| CN101832870A (en) * | 2009-03-13 | 2010-09-15 | 鞍钢股份有限公司 | Equipment spot inspection method of high pressure water descaling device |
| CN202836938U (en) * | 2012-08-10 | 2013-03-27 | 邯钢集团邯宝钢铁有限公司 | Detection apparatus for high pressure water de-scaling nozzles |
| CN104155088A (en) * | 2014-07-17 | 2014-11-19 | 北京首钢股份有限公司 | Device and method for target practice tests of high-pressure water descaling nozzles |
| JP2017001070A (en) * | 2015-06-12 | 2017-01-05 | Ｊｆｅスチール株式会社 | Heating furnace extraction temperature prediction method and device for steel slab |
| CN106825081A (en) * | 2017-03-16 | 2017-06-13 | 攀钢集团西昌钢钒有限公司 | The detection method of descaling jet operating mode |
-
2018
- 2018-02-27 CN CN201810165021.7A patent/CN108405635A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101221095A (en) * | 2008-01-23 | 2008-07-16 | 广州珠江钢铁有限责任公司 | On-line detecting device and method for scale removing nozzle in roller mill descaling system |
| CN101832870A (en) * | 2009-03-13 | 2010-09-15 | 鞍钢股份有限公司 | Equipment spot inspection method of high pressure water descaling device |
| CN202836938U (en) * | 2012-08-10 | 2013-03-27 | 邯钢集团邯宝钢铁有限公司 | Detection apparatus for high pressure water de-scaling nozzles |
| CN104155088A (en) * | 2014-07-17 | 2014-11-19 | 北京首钢股份有限公司 | Device and method for target practice tests of high-pressure water descaling nozzles |
| JP2017001070A (en) * | 2015-06-12 | 2017-01-05 | Ｊｆｅスチール株式会社 | Heating furnace extraction temperature prediction method and device for steel slab |
| CN106825081A (en) * | 2017-03-16 | 2017-06-13 | 攀钢集团西昌钢钒有限公司 | The detection method of descaling jet operating mode |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110340157A (en) * | 2019-07-02 | 2019-10-18 | 北京首钢股份有限公司 | A method of examining high-pressure descaling nozzle working condition |
| CN112317549A (en) * | 2020-09-30 | 2021-02-05 | 南京钢铁股份有限公司 | Method for rapidly judging and processing fault dephosphorization nozzle |
| CN113375531A (en) * | 2021-05-14 | 2021-09-10 | 南京钢铁股份有限公司 | Quenching machine nozzle striking angle measuring tool and manufacturing method and using method thereof |
| CN113375531B (en) * | 2021-05-14 | 2023-11-03 | 南京钢铁股份有限公司 | Quenching machine nozzle striking angle measuring tool and manufacturing method and using method thereof |
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Application publication date: 20180817 |