CN102728660A - Roller leveler and leveling roll unit for the same - Google Patents
Roller leveler and leveling roll unit for the same Download PDFInfo
- Publication number
- CN102728660A CN102728660A CN201210100191XA CN201210100191A CN102728660A CN 102728660 A CN102728660 A CN 102728660A CN 201210100191X A CN201210100191X A CN 201210100191XA CN 201210100191 A CN201210100191 A CN 201210100191A CN 102728660 A CN102728660 A CN 102728660A
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- mentioned
- roll
- smoothing roll
- smoothing
- metallic plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/05—Stretching combined with rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B2015/0071—Levelling the rolled product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The present invention provides a roller leveler (100) which comprises a leveling roll unit (20), an oil-pressure pressing cylinder block (4), and drive devices (15, 16), wherein the leveling roll unit (20) has multiple leveling rolls (6, 8) which are interleavingly arranged on a metal plate (P) to be corrected, and clamp the metal plate (P) for correction, and rotate by the mode of making the metal plate get through at the same time,the oil-pressure pressing cylinder block (4) presses the metal plate through the leveling rolls (6, 8),the drive devices (15, 16) drive the leveling rolls (6, 8) to rotate and make the metal plate get through,the leveling roll unit (20) comprises fluid flow forming mechanisms (21, 22) which are arranged between the leveling rolls (6 or 8) along the through plate direction of the metal plate (P),the fluid flow is formed from the scale cinder peeled off from the surface of the metal plate to the end side of the width direction of the metal plate,and the rectification component (19) guides the fluid flow outwards.
Description
Technical field
The present invention relates to correct the roll leveller (leveler) of metallic plate and the smoothing roll unit that is used for this roll leveller.
Background technology
Though in the process of making metallic plates such as steel plate, implement rolling, cooling etc., metallic plate produces bending or corrugated distortion in these operations.Therefore, making metallic plate smooth to correct so crooked or corrugated distortion is purpose, uses many smoothing rolls at the roll leveller that disposes up and down staggeredly.
Roll leveller with state that top roll is pressed into respect to lower roll, or with lower roll with respect to the state that top roll is pressed into, the metallic plate that should correct is passed through, through apply bending or the waveform planarization that alternating bending makes metallic plate to metallic plate.
Be formed with oxide skin (scale: under the situation lepidiod thin slice) on the surface of the metallic plate that should correct; In the correcting process of metallic plate, the oxide skin of peeling off is pressed into metallic plate and produces flaw at metal sheet surface in the roller in the conveyance direction downstream of metallic plate.Therefore, disclose following technology, that is: between the roller of the conveyance direction adjacency of metallic plate, disposing air injection nozzle, utilize the fluid of air etc. that the oxide skin of peeling off is blown to the outside along the rectangular direction of roller and fly (for example patent documentation 1).
Patent documentation 1: the special fair 3-12972 communique of Japan
But, have the roll chock (chock) bear roller etc. in the roll end side, owing to oxide skin blown flowing and the roll chock collision of the fluids such as air that fly, so a part of temporarily being blown the oxide skin that flies is to metallic plate side adverse current.
Summary of the invention
The present invention produces in view of such situation, and its problem is, provides can suppress to be blown from the metallic plate that should correct the oxide skin that flies to the roll leveller of the metallic plate adverse current that should correct and the smoothing roll unit that is used for this roll leveller.
In order to solve above-mentioned problem; The present invention provides a kind of roll leveller; It is characterized in that possessing: the smoothing roll unit; This smoothing roll unit has a plurality of smoothing rolls, these a plurality of smoothing rolls be disposed at staggeredly the metallic plate that correct logical printed line about, Yi Bian and correct the mode that metallic plate is passed through with one side clamping metallic plate and rotate; And push cylinder body; This push cylinder body via above-mentioned smoothing roll by laminated metal sheet; Above-mentioned smoothing roll unit has: this fluid stream forms mechanism and is arranged at along between the smoothing roll of the logical plate direction adjacency of metallic plate, and between above-mentioned smoothing roll, forms the fluid stream that will fly to the side-blown of the end of metallic plate width from the oxide skin of the sur-face peeling of metallic plate; And rectification part, this rectification part is to the above-mentioned fluid stream of exterior guiding.
And; The present invention provides a kind of smoothing roll unit; It is characterized in that: have a plurality of smoothing rolls; These a plurality of smoothing rolls in correcting the roll leveller of metallic plate, be disposed at staggeredly the metallic plate that correct logical printed line about, on one side and correct the mode that metallic plate is passed through with one side clamping metallic plate and rotate, this smoothing roll unit has: fluid stream formation mechanism; This fluid stream forms mechanism and is arranged at along between the smoothing roll of the logical plate direction adjacency of metallic plate, and between above-mentioned smoothing roll, forms the fluid stream that will fly to the side-blown of the end of metallic plate width from the oxide skin of the sur-face peeling of metallic plate; And rectification part, this rectification part is to the above-mentioned fluid stream of exterior guiding.
In the present invention; Above-mentioned rectification part can constitute; Be arranged in the end of downstream side that above-mentioned fluid flows near the roll chock of the above-mentioned smoothing roll of supporting, and have so that above-mentioned fluid stream will be to the inclination of the above-mentioned fluid stream of exterior guiding with the mode of above-mentioned roll chock collision.And above-mentioned rectification part can constitute, and the roll chock with the above-mentioned smoothing roll of supporting in the end of downstream side of above-mentioned fluid stream is set to one.And; Above-mentioned smoothing roll unit can constitute: have and be disposed at a plurality of tops smoothing roll on the above-mentioned logical printed line and be disposed at a plurality of bottoms smoothing roll under the above-mentioned logical printed line, and smoothing roll is provided with above-mentioned rectification part in above-mentioned bottom at least in above-mentioned smoothing roll unit.
According to the present invention, be provided with the rectification part that is used for removing the fluid stream of descale to exterior guiding, the fluid stream that therefore can prevent to contain oxide skin is towards metallic plate side adverse current.Therefore, can suppress very effectively that oxide skin is attached to metallic plate again and produce the situation of flaw at metallic plate.
Description of drawings
Fig. 1 is the side view of the roll leveller that relates to of expression an embodiment of the invention.
Fig. 2 is the front view of the roll leveller that relates to of expression an embodiment of the invention.
Fig. 3 is the sketch map of the smoothing roll unit in the roll leveller that relates to of expression an embodiment of the invention.
Fig. 4 is the stereogram of installment state of the rectification part of expression smoothing roll unit.
Fig. 5 is the sketch map of state that removes expression being used in the existing roll leveller air-flow of descale.
Fig. 6 is the sketch map of state of air-flow that is used for removing descale of the roll leveller that relates to of expression an embodiment of the invention.
Symbol description:
1... housing; 2... upper frame; 3... underframe; 4... depress (pushing) cylinder body; 5... top roll frame; 6... top smoothing roll; 7... last backing roll; 8... bottom smoothing roll; 9... following backing roll; 10... lower roll frame; 15,16... drive unit; 17a, 17b, 18a, 18b... roll chock; 19... rectification part; 19a, 19b... rake; 20... smoothing roll unit; 21... first air injection nozzle; 22... second air injection nozzle; 100... roll leveller; P... metallic plate (by being corrected material).
The specific embodiment
Followingly embodiment of the present invention is described with reference to accompanying drawing.
Fig. 1 is the side view of the related roll leveller of expression an embodiment of the invention, and Fig. 2 is its front view.The roll leveller 100 of this embodiment has: housing 1; Be arranged at the upper frame 2 of the inboard of housing 1; And the underframe 3 that is provided with the mode of support housing 1.Between housing 1 and upper frame 2, dispose and depress cylinder body 4 (be also referred to as and push cylinder body 4), below upper frame 2, top roll frame 5 is clamped cylinder body (not shown) by top roll and slings.On the other hand, underframe 3 is provided with lower roll frame 10.
In addition, in this manual, the situation that kind as shown in Figure 1 is exerted pressure be not only down in " depressing " this term, also comprises the situation of as explain as the change example back, upwards exerting pressure.In other words, in this manual, " depressing " this term can be replaced into " pushing " this term.
Between top roll frame 5 and lower roll frame 10, be provided with smoothing roll unit 20, this smoothing roll unit 20 has: many top smoothing rolls 6, and the mode that is supported by top roll frame 5 for 5 times at the top roll frame disposes; And many bottom smoothing rolls 8, be arranged at the opposition side across the roll line of metallic plate P of top smoothing roll 6, and by 10 supportings of lower roll frame.In conveyance direction upstream side and the downstream of the metallic plate P of smoothing roll unit 20, be provided with the guide reel 14 of guide wire plate P.
On top smoothing roll 6, in the mode of top roll frame 5, dispose the last backing roll 7 of a plurality of billets that top smoothing roll 6 is supported with the axially mounting of smoothing roll 6 along top.In addition, following smoothing roll 8 times, in the mode of lower roll frame 10, dispose the following backing roll 9 of a plurality of billets that bottom smoothing roll 8 is supported with the axially mounting of smoothing roll 8 along the bottom.
Depress cylinder body 4 and depress metallic plate P by top roll frame 5, last backing roll 7 and top smoothing roll 6.In addition, substitute and to depress cylinder body 4, also can be provided with and depress cylinder body what bottom smoothing roll 8 was depressed with what top smoothing roll 6 was depressed.
Next, smoothing roll unit 20 is elaborated.
As shown in Figure 3, smoothing roll unit 20 also has the drive unit 15 and 16 that they are rotated except having top smoothing roll 6 and bottom smoothing roll 8.And the driving side of top smoothing roll 6 and active side are respectively by roll chock 17a and 17b supporting, and the driving side of bottom smoothing roll 8 and active side are respectively by roll chock 18a and 18b supporting.
Between the top of adjacency smoothing roll 6, dispose a plurality of first air injection nozzles 21 along the width of metallic plate P, this first air injection nozzle 21 from the top of metallic plate P towards metallic plate P and towards the incline direction blow out air of active side.In addition, between the top of adjacency smoothing roll 6, be provided with from second air injection nozzle 22 of driving side to the active side blow out air.Above-mentioned first air injection nozzle 21 and second air injection nozzle 22 form mechanism as air-flow and play a role.Oxide skin is removed from the surface of metallic plate P from the air of first air injection nozzle 21, forms the air-flow that comprises oxide skin through the air from second air injection nozzle 22, and oxide skin is blown to the foreign side of active side to fly.In addition, between the bottom of adjacency smoothing roll 8, also be provided with first air injection nozzle 21 and from second air injection nozzle 22 of driving side to the active side blow out air.At the outer setting of active side oxide skin that flies that has capture to be blown and the dust arrester 23 that carries out control of dust.
In addition; Because top smoothing roll 6 and the 8 staggered configurations of bottom smoothing roll; Therefore in fact, first and second air injection nozzle 21,22 between the top smoothing roll 6 and first and second air injection nozzle 21,22 between the bottom smoothing roll 8 can not be seen simultaneously, still in Fig. 3; For convenience's sake, all depict first and second air injection nozzle 21,22 both sides between the top smoothing roll 6 and between the bottom smoothing roll 8.
The active side end of smoothing roll 6 and bottom smoothing roll 8 on top is provided with the rectification part 19 that makes the air that comprises oxide skin flow to the outside swimmingly.Also shown in the stereogram of Fig. 4; The rectification part 19 of smoothing roll 8 sides is formed with the rake 19a with the inclination of rising toward the outer side in the bottom, and this rake 19a is so that the mode of not meeting roll chock 18b and discharging to the outside swimmingly that flows of the air-flow between the bottom smoothing roll 8 of adjacency guides the air that is sprayed.The rectification part 19 of smoothing roll 6 sides is formed with the rake 19b with the inclination that descends toward the outer side on top, and this rake 19b is so that the mode of not meeting roll chock 17b and discharging to the outside swimmingly that flows of the air-flow between the top smoothing roll 6 of adjacency guides the air that is sprayed.
Action when next, the roll leveller 100 that utilizes such formation being carried out the rectification of metallic plate P describes.
At first, from the upstream side of the smoothing roll unit 20 of roll leveller 100, with the state that is directed roller 14 guiding with metallic plate P to the 20 side supplies of smoothing roll unit, and metallic plate P inserted between top smoothing roll 6 and the bottom smoothing roll 8.And, depress cylinder body 4 through utilization and depress, by top smoothing roll 6 and bottom smoothing roll 8 clamping metallic plate P, and utilize drive unit 15 and 16 to make top smoothing roll 6 and 8 rotations of bottom smoothing roll, thereby metallic plate P is passed through between above-mentioned roller.Therefore metallic plate P is by rectification and planarization.
The metal sheet surface of correcting in desire is formed with under the situation of oxide skin, when metallic plate P corrects, peels off oxide skin, and the oxide skin of peeling off is pressed into metallic plate P by the smoothing roll in the conveyance direction downstream of metallic plate P, thereby produces flaw at metal sheet surface.Therefore; First air injection nozzle 21 and second air injection nozzle 22 are being set between the top of the adjacency smoothing roll 6 and between the bottom smoothing roll 8; Come along the width of metallic plate P and the oxide skin that flies to peel off towards the work side-blown, thereby suppress to produce flaw at metallic plate P owing to oxide skin.
But; If do not take any countermeasure; At the air-flow that forms between the top of the adjacency smoothing roll 6 and between the bottom smoothing roll 8 towards active side; Then as shown in Figure 5, air-flow f and roll chock 17b and 18b collide and rebound, and temporary transient a part of adverse current of being blown the oxide skin that flies with air-flow f is to metallic plate P side.Therefore, oxide skin is difficult to fully suppress the flaw of metallic plate P once more attached to metallic plate P.
Therefore, in this embodiment, rectification part 19 is set, as shown in Figure 6, so that at the air-flow that forms between the top of the adjacency smoothing roll 6 and between the bottom smoothing roll 8, do not rebound and swimmingly to flows outside with roll chock 17b, 18b collision.Particularly; Rectification part 19 places of smoothing roll 8 sides in the bottom; Air-flow f is had the rake 19a guiding of the inclination of rising towards the outside and is not discharged to the outside to collision with roll chock 18b; And the rectification part place of smoothing roll 6 sides on top, air-flow f are had the rake 19b guiding of the inclination that descends towards the outside and are not discharged to the outside to collision with roll chock 17b.Therefore, can prevent that oxide skin is to metallic plate P adverse current.And then, can suppress very effectively that oxide skin adheres again to metallic plate P and produce flaw at metallic plate P.
In addition, the present invention is not limited to above-mentioned embodiment, and various distortion can be arranged.For example, in the above-described embodiment,, also can lower roll be depressed (upwards pushing) with respect to top roll though represented the top roll of smoothing roll is depressed the device of (pushing) downwards with respect to lower roll.In addition, in the above-described embodiment, smoothing roll 6 sides and bottom smoothing roll 8 side both sides are provided with rectification part 19 on top, but also only smoothing roll 8 side settings in the bottom.And, though rectification part 19 and roll chock are provided with respectively, also can rectification part and roll chock be wholely set.That is, also can make roll chock have the function of rectification part.And further, use air as blowing the fluid that flies oxide skin, and still be not limited to this, also can be other fluid.
Claims (8)
1. roll leveller is characterized in that possessing:
The smoothing roll unit, this smoothing roll unit has a plurality of smoothing rolls, these a plurality of smoothing rolls be disposed at staggeredly the metallic plate that correct logical printed line about, Yi Bian and correct the mode that metallic plate is passed through with one side clamping metallic plate and rotate; And
Push cylinder body, this push cylinder body via above-mentioned smoothing roll by laminated metal sheet,
Above-mentioned smoothing roll unit has:
Fluid stream forms mechanism; This fluid stream forms mechanism and is arranged at along between the smoothing roll of the logical plate direction adjacency of metallic plate, and between above-mentioned smoothing roll, forms the fluid stream that will fly to the side-blown of the end of metallic plate width from the oxide skin of the sur-face peeling of metallic plate; And
Rectification part, this rectification part is to the above-mentioned fluid stream of exterior guiding.
2. roll leveller according to claim 1 is characterized in that,
Near the above-mentioned rectification part of end of downstream side of above-mentioned fluid stream is arranged at the roll chock of the above-mentioned smoothing roll of supporting, and have so that above-mentioned fluid stream not with the inclination of the mode of above-mentioned roll chock collision to the above-mentioned fluid stream of exterior guiding.
3. roll leveller according to claim 1 is characterized in that,
The above-mentioned rectification part of end of downstream side at above-mentioned fluid stream is set to one with the roll chock that supports above-mentioned smoothing roll.
4. according to each described roll leveller in claim 1 to the claim 3, it is characterized in that,
Above-mentioned smoothing roll unit has and is disposed at a plurality of tops smoothing roll on the above-mentioned logical printed line and is disposed at a plurality of bottoms smoothing roll under the above-mentioned logical printed line, and smoothing roll is provided with above-mentioned rectification part in above-mentioned bottom at least in above-mentioned smoothing roll unit.
5. a smoothing roll unit is characterized in that,
Have a plurality of smoothing rolls, these a plurality of smoothing rolls in correcting the roll leveller of metallic plate, be disposed at staggeredly the metallic plate that correct logical printed line about, Yi Bian and correct the mode that metallic plate is passed through with one side clamping metallic plate and rotate,
This smoothing roll unit has:
Fluid stream forms mechanism; This fluid stream forms mechanism and is arranged at along between the smoothing roll of the logical plate direction adjacency of metallic plate, and between above-mentioned smoothing roll, forms the fluid stream that will fly to the side-blown of the end of metallic plate width from the oxide skin of the sur-face peeling of metallic plate; And
Rectification part, this rectification part is to the above-mentioned fluid stream of exterior guiding.
6. smoothing roll according to claim 5 unit is characterized in that,
Near the above-mentioned rectification part of end of downstream side of above-mentioned fluid stream is arranged at the roll chock of the above-mentioned smoothing roll of supporting, and have so that above-mentioned fluid stream not with the inclination of the mode of above-mentioned roll chock collision to the above-mentioned fluid stream of exterior guiding.
7. smoothing roll according to claim 5 unit is characterized in that,
The above-mentioned rectification part of end of downstream side at above-mentioned fluid stream is set to one with the roll chock that supports above-mentioned smoothing roll.
8. according to each described smoothing roll unit of claim 5 to claim 7, it is characterized in that,
Above-mentioned smoothing roll unit has and is disposed at a plurality of tops smoothing roll on the above-mentioned logical printed line and is disposed at a plurality of bottoms smoothing roll under the above-mentioned logical printed line, and smoothing roll is provided with above-mentioned rectification part in above-mentioned bottom at least in above-mentioned smoothing roll unit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-086089 | 2011-04-08 | ||
| JP2011086089A JP5796988B2 (en) | 2011-04-08 | 2011-04-08 | Roller leveler and leveling roll unit used therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102728660A true CN102728660A (en) | 2012-10-17 |
| CN102728660B CN102728660B (en) | 2014-07-30 |
Family
ID=46985357
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201439417U Expired - Fee Related CN202621635U (en) | 2011-04-08 | 2012-04-06 | Roller-type straightener and straightening roller unit for the same |
| CN201210100191.XA Active CN102728660B (en) | 2011-04-08 | 2012-04-06 | Roller leveler and leveling roll unit for the same |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201439417U Expired - Fee Related CN202621635U (en) | 2011-04-08 | 2012-04-06 | Roller-type straightener and straightening roller unit for the same |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5796988B2 (en) |
| KR (1) | KR101366495B1 (en) |
| CN (2) | CN202621635U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107983853A (en) * | 2017-12-27 | 2018-05-04 | 哈尔滨锅炉厂有限责任公司 | A kind of leveling apparatus of station boiler band steel band and its production method of smoothing wheel |
| CN110114158A (en) * | 2016-10-05 | 2019-08-09 | 阿洛尔制造股份有限公司 | Device and method for flat metal plates |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102371417B1 (en) | 2017-04-11 | 2022-03-08 | (주)아모레퍼시픽 | Composition for anti inflammation comprising extract of ginseng floral axis |
| CN117840260B (en) * | 2024-03-07 | 2024-04-30 | 河北新金万利新材料科技有限公司 | Withdrawal and straightening device for galvanized steel sheet production |
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| JPS63104724A (en) * | 1986-10-22 | 1988-05-10 | Hitachi Ltd | Straightening machine |
| JPH1177159A (en) * | 1997-07-14 | 1999-03-23 | Kobe Steel Ltd | Method and device for scale removal in roller leveler |
| JP2970509B2 (en) * | 1995-11-21 | 1999-11-02 | 住友金属工業株式会社 | Method and apparatus for removing cooling water from steel strip |
| JP2000202524A (en) * | 1999-01-08 | 2000-07-25 | Kobe Steel Ltd | Descaling device in roller leveler and its method |
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| JPS6238722A (en) * | 1985-08-10 | 1987-02-19 | Kawasaki Heavy Ind Ltd | Scale removing device for leveler for steel plate |
| JPH0281707U (en) * | 1988-12-08 | 1990-06-25 | ||
| JP3126001B2 (en) * | 1991-08-29 | 2001-01-22 | 川崎製鉄株式会社 | How to remove scale from tension leveler |
| JP3644140B2 (en) * | 1996-07-29 | 2005-04-27 | Ｊｆｅスチール株式会社 | High temperature metal plate cooling system |
| JP3311993B2 (en) * | 1998-05-20 | 2002-08-05 | 株式会社神戸製鋼所 | Descaling device in roller leveler |
| JP3280913B2 (en) * | 1998-07-01 | 2002-05-13 | 株式会社神戸製鋼所 | Descaling device in roller leveler |
| JP2003154403A (en) * | 2001-11-20 | 2003-05-27 | Kawasaki Steel Corp | Hot-rolling line and hot-rolling method |
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2011
- 2011-04-08 JP JP2011086089A patent/JP5796988B2/en active Active
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2012
- 2012-04-03 KR KR1020120034411A patent/KR101366495B1/en active IP Right Grant
- 2012-04-06 CN CN2012201439417U patent/CN202621635U/en not_active Expired - Fee Related
- 2012-04-06 CN CN201210100191.XA patent/CN102728660B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63104724A (en) * | 1986-10-22 | 1988-05-10 | Hitachi Ltd | Straightening machine |
| JP2970509B2 (en) * | 1995-11-21 | 1999-11-02 | 住友金属工業株式会社 | Method and apparatus for removing cooling water from steel strip |
| JPH1177159A (en) * | 1997-07-14 | 1999-03-23 | Kobe Steel Ltd | Method and device for scale removal in roller leveler |
| JP2000202524A (en) * | 1999-01-08 | 2000-07-25 | Kobe Steel Ltd | Descaling device in roller leveler and its method |
| JP2008221298A (en) * | 2007-03-14 | 2008-09-25 | Jfe Steel Kk | Cooling facility for hot-rolled steel strip |
| CN201862596U (en) * | 2010-05-25 | 2011-06-15 | 武汉科技大学 | Dust-absorbing device for seven-roller straightener |
| CN201768776U (en) * | 2010-08-25 | 2011-03-23 | 一重集团大连设计研究院有限公司 | Scale removing device of tension leveling mechanical scale breaker |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110114158A (en) * | 2016-10-05 | 2019-08-09 | 阿洛尔制造股份有限公司 | Device and method for flat metal plates |
| CN107983853A (en) * | 2017-12-27 | 2018-05-04 | 哈尔滨锅炉厂有限责任公司 | A kind of leveling apparatus of station boiler band steel band and its production method of smoothing wheel |
| CN107983853B (en) * | 2017-12-27 | 2019-11-01 | 哈尔滨锅炉厂有限责任公司 | A kind of production method of the leveling apparatus and its smoothing wheel of station boiler band steel band |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102728660B (en) | 2014-07-30 |
| JP2012218026A (en) | 2012-11-12 |
| JP5796988B2 (en) | 2015-10-21 |
| KR101366495B1 (en) | 2014-02-24 |
| CN202621635U (en) | 2012-12-26 |
| KR20120115109A (en) | 2012-10-17 |
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