CN106670242B - The device of the offline Strip Shape of On-line Control - Google Patents
The device of the offline Strip Shape of On-line Control Download PDFInfo
- Publication number
- CN106670242B CN106670242B CN201710070863.XA CN201710070863A CN106670242B CN 106670242 B CN106670242 B CN 106670242B CN 201710070863 A CN201710070863 A CN 201710070863A CN 106670242 B CN106670242 B CN 106670242B
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- Prior art keywords
- roll assembly
- tension
- tension roll
- milling train
- offline
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
Abstract
The invention discloses a kind of device of the offline Strip Shape of On-line Control, cold-rolling mill technical field, by being provided with the first tension roll assembly and the second tension roll assembly with the milling train coordinated signals between milling train and coiling machine, so that individual force control mode of milling train outlet section is changed into three-stage tension control mode, and make it that the band between the first tension roll assembly and the second tension roll assembly is in no-station pole canopy or Minimal Tension state, at this time it was observed that plate shape be equivalent to offline plate shape, if plate shape is bad, mill personnel can carry out the real-time adjustment of the plate shape of band.The present invention can carry out online observation, the adjustment of offline plate shape, effectively improve the checking ability and control ability of cold-rolling mill shape while not changing normal rolling tensile force, passage arranges.
Description
Technical field
The present invention relates to cold-rolling mill technical field, more particularly to a kind of device of the offline Strip Shape of On-line Control.
Background technology
Now with the requirement of industrial automation, the downstream manufacturers of aluminium alloy strips require to be continuously improved to plate shape, well
Plate shape be increasingly becoming weigh aluminium alloy strips an important indicator.Although current cold-rolling mill is equipped with online plate shape
AFC（automatic flatness control）Control system, but the strap cold rolling operation of rolling generally using it is larger open,
Coiling tension, band are flattened before and after passing through cold rolling mill, plate shape " distortion " occur, although causing actual online plate shape to show
Well, but various flatness defects are presented in when offline inspection.Therefore traditional equipment has certain functional defect, can only ensure to roll
System, it is impossible to which guarantee rolls out satisfactory band.
The content of the invention
The deficiency for more than, the present invention provide a kind of device of the offline Strip Shape of On-line Control, can On line inspection and
Control offline Strip Shape.
To reach above-mentioned purpose, the present invention adopts the following technical scheme that：
A kind of device of the offline Strip Shape of On-line Control, including be arranged in order uncoiler, rectification roll, milling train and batch
Machine, the working roll that the milling train includes support roller and is arranged between support roller, the support roller and working roll are vertically arranged,
The first tension roll assembly and the second tension roll assembly are provided between the milling train and coiling machine to form three-stage tension control mode
And make it that the band between first tension roll assembly and the second tension roll assembly is in no-station pole canopy or Minimal Tension state.
Preferably, first tension roll assembly and the second tension roll assembly are S type tension roll assemblies.
Preferably, first tension roll assembly and the second tension roll assembly and the milling train coordinated signals.
Preferably, first tension roll assembly is located at the top of second tension roll assembly, first tension roll assembly
The tangent line that goes out at roller of band overlapped with the tangent line that the band of second tension roll assembly enters at roller and common vertical is in horizontal plane.
The band of the first tension roll assembly described in the present invention goes out at roller to refer to eventually off first tension roll assembly of band
Position, the band of the second tension roll assembly enter to refer at roller the position that band initially enters second tension roll assembly.
Preferably, the outlet side of the milling train is additionally provided with calibrator.
Preferably, the outlet side of the milling train is additionally provided with plate shape roller.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention between milling train and coiling machine by being provided with
With the first tension roll assembly and the second tension roll assembly of the milling train coordinated signals so that individual force control mode of milling train outlet section becomes
It is first segment tension force section wherein between working roll and the first tension roll assembly for three-stage tension control mode, the second tension force
It is the 3rd section of tension force section between roller group and coiling machine, is second segment tension force between the first tension roll assembly and the second tension roll assembly
Control section, the band of second segment tension force section is in no-station pole canopy or Minimal Tension state, and offline plate shape state can be presented.Operator
Offline plate shape situation can be checked in real time, is adjusted correspondingly if plate shape is bad, if good plate cut continues without adjustment
Carry out technique productions.The present apparatus can carry out the online inspection of offline plate shape while not changing normal rolling tensile force, passage arranges
Look into, adjust, effectively improve the checking ability and control ability of cold-rolling mill shape.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described.
Fig. 1 is the schematic diagram of the device of the offline Strip Shape of On-line Control proposed by the present invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes.Obviously, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment, belongs to the scope of protection of the invention.
Embodiment
It refer to Fig. 1, a kind of device of the offline Strip Shape of On-line Control, including uncoiler 1, the rectification roll being arranged in order
2nd, milling train and coiling machine 4, the working roll 32 that milling train includes support roller 31 and is arranged between support roller 31, support roller 31 and work
Make roller 32 to be vertically arranged, be provided between milling train and coiling machine 4 and the first tension roll assembly 51 of milling train coordinated signals and second
Power roller group 52 is to form three-stage tension control mode and cause band between the first tension roll assembly 51 and the second tension roll assembly 52
Material is in no-station pole canopy or Minimal Tension state.It is 0 ~ 1MPa that Minimal Tension of the present invention, which refers to tension force,.First tension roll assembly 51 and second
Power roller group 52 and milling train coordinated signals, can more preferably realize the coordination of the first tension roll assembly 51 and the second tension roll assembly 52 and milling train
Control.Two jockey pulleys and a guide roller are respectively arranged with first tension roll assembly 51 and the second tension roll assembly 52.First
Guide roller in tension roll assembly 51 is arranged at the position that band 8 leaves the first tension roll assembly 51；Leading in the second tension roll assembly 52
Band 8 is arranged at into the position of the second tension roll assembly 52 to roller.Wherein, 32 a diameter of 500mm of working roll, length are
2800mm, material are Cr3 steel pipes, and roughness is 0.7 μm, hardness of roll body 68-74 HSC；Uncoiler 1 and coiling machine 4 are 4 flap-type
Expansion shaft, harmomegathus scope are 580-610mm, and it is 2300mm that outside diameter is opened/batched to maximum；First tension roll assembly 51 and the second jockey pulley
The diameter of 4 jockey pulleys in group 52 is 1000mm, and length is 2800mm, and the roughness of jockey pulley is 3.2 μm, outside roller
Enclose for 45 steel pipes, kiss-coating material is polyurethane rubber, roller Polyurethane coating can the amount of refacing maximum gauge 15mm, hardness of roll body Shao
A70-80.Two guide roller length are 2800mm, and diameter is 220mm, and roller material is polyurethane rubber, hardness of roll body
Shao A75-80.It is first segment tension force section between 32 and first tension roll assembly 51 of working roll, the second tension roll assembly 52 is with batching
It is the 3rd section of tension force section between machine 4, is second segment tension force between the first tension roll assembly 51 and the second tension roll assembly 52
Section, the band 8 of second segment tension force section is in no-station pole canopy or Minimal Tension（Between 0 ~ 1MPa）State, can be presented offline plate shape
State.Operator can check offline plate shape situation in real time, and be adjusted correspondingly, and continue if good plate cut without adjustment
Carry out technique productions.First tension roll assembly 51 and the second tension roll assembly 52 can be the various tension roll assemblies for reaching goal of the invention,
The present embodiment preferably selects S type tension roll assemblies, and the first tension roll assembly 51 and the second tension roll assembly 52 may include there are multiple jockey pulleys.
First tension roll assembly 51 is located at the top of the second tension roll assembly 52, and the band of the first tension roll assembly 51 goes out the tangent line and second at roller
The tangent line that the band of tension roll assembly 52 enters at roller overlaps and common vertical is in horizontal plane, and this set enables to band 8 all the time
Holding and horizontal plane, and then reduce interference of the gravity to 8 offline flatness detection of band.In preferred embodiment, roll
The outlet side of machine is also disposed with calibrator 6 and plate shape roller 7, and calibrator 6 and plate shape roller 7 are able to detect that the thickness of band 8
And related data, can be that the offline plate shape of band tests further prepared.
The present invention realization principle be：Band 8 comes out from uncoiler 1, successively by rectification roll 2, milling train, the first jockey pulley
Wound after 51 and second tension roll assembly 52 of group at coiling machine 4；By controlling the first tension roll assembly 51 and the second tension roll assembly 52
Torque carry out the adjustment of tension force so that the band 8 between the first tension roll assembly 51 and the second tension roll assembly 52, which is in, to be lost
（No-station pole canopy or Minimal Tension）State, by testing the plate shape of the band 8 between the first tension roll assembly 51 and the second tension roll assembly 52,
Operating personnel can detection plate shape situation in real time, can both obtain offline plate shape state, and phase is carried out according to offline plate shape state
The production technology adjustment answered.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should
It is included within the scope of the present invention.Therefore, protection scope of the present invention should using the scope of the claims as
It is accurate.
Claims (5)
1. a kind of device of the offline Strip Shape of On-line Control, including the uncoiler being arranged in order（1）, rectification roll（2）, milling train and
Coiling machine（4）, the milling train includes support roller（31）Be arranged at support roller（31）Between working roll（32）, the support
Roller（31）And working roll（32）It is vertically arranged, the milling train and coiling machine（4）Between be provided with the first tension roll assembly（51）With
Two tension roll assemblies（52）To form three-stage tension control mode, it is characterised in that：First tension roll assembly（51）Positioned at institute
State the second tension roll assembly（52）Top, first tension roll assembly（51）Band go out tangent line at roller and second tension force
Roller group（52）Band enter that tangent line at roller overlaps and common vertical is in horizontal plane, and cause first tension roll assembly（51）With
Second tension roll assembly（52）Between band be in no-station pole canopy or Minimal Tension state.
2. the device of the offline Strip Shape of On-line Control according to claim 1, it is characterised in that：First jockey pulley
Group（51）With the second tension roll assembly（52）For S type tension roll assemblies.
3. the device of the offline Strip Shape of On-line Control according to claim 1, it is characterised in that：First jockey pulley
Group（51）With the second tension roll assembly（52）With the milling train coordinated signals.
4. the device of the offline Strip Shape of On-line Control according to claim 1, it is characterised in that：The outlet of the milling train
Side is additionally provided with calibrator（6）.
5. the device of the offline Strip Shape of On-line Control according to claim 1, it is characterised in that：The outlet of the milling train
Side is additionally provided with plate shape roller（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070863.XA CN106670242B (en) | 2017-02-09 | 2017-02-09 | The device of the offline Strip Shape of On-line Control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070863.XA CN106670242B (en) | 2017-02-09 | 2017-02-09 | The device of the offline Strip Shape of On-line Control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106670242A CN106670242A (en) | 2017-05-17 |
| CN106670242B true CN106670242B (en) | 2018-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710070863.XA Active CN106670242B (en) | 2017-02-09 | 2017-02-09 | The device of the offline Strip Shape of On-line Control |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052049A (en) * | 2017-06-13 | 2017-08-18 | 浙江协和陶瓷有限公司 | Cold-strip steel processing technology |
| CN112139263B (en) * | 2019-06-27 | 2022-09-09 | 上海梅山钢铁股份有限公司 | Rapid threading method for cold rolling mill |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3344637A (en) * | 1965-02-01 | 1967-10-03 | Natalis H Polakowski | Strip rolling mill system and process |
| US6269668B1 (en) * | 1996-03-18 | 2001-08-07 | Nippon Steel Corporation | Cold tandem rolling method and cold tandem rolling mill |
| EP1121990A2 (en) * | 2000-02-02 | 2001-08-08 | JOSEF FRÖHLING GmbH | Device for rolling strips with a periodically variable thickness |
| KR20030053805A (en) * | 2001-12-24 | 2003-07-02 | 주식회사 포스코 | Cold rolling strip profile control method at tandem cold rolling mill |
| CN101405094A (en) * | 2006-03-17 | 2009-04-08 | 三菱日立制铁机械株式会社 | Cold continuous rolling facility |
| CN101543841A (en) * | 2008-03-24 | 2009-09-30 | 宝钢新日铁汽车板有限公司 | Control method for cold rolling mill for improving surface quality of strip steel |
| CN104289528A (en) * | 2013-07-18 | 2015-01-21 | 上海宝钢钢材贸易有限公司 | Rolling tension control method of double-rack four-roller mill |
| CN105598180A (en) * | 2014-11-14 | 2016-05-25 | 株式会社日立制作所 | Rolling control device, and rolling control method |
| CN206500441U (en) * | 2017-02-09 | 2017-09-19 | 广西南南铝加工有限公司 | The device of the offline Strip Shape of On-line Control |
-
2017
- 2017-02-09 CN CN201710070863.XA patent/CN106670242B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3344637A (en) * | 1965-02-01 | 1967-10-03 | Natalis H Polakowski | Strip rolling mill system and process |
| US6269668B1 (en) * | 1996-03-18 | 2001-08-07 | Nippon Steel Corporation | Cold tandem rolling method and cold tandem rolling mill |
| EP1121990A2 (en) * | 2000-02-02 | 2001-08-08 | JOSEF FRÖHLING GmbH | Device for rolling strips with a periodically variable thickness |
| KR20030053805A (en) * | 2001-12-24 | 2003-07-02 | 주식회사 포스코 | Cold rolling strip profile control method at tandem cold rolling mill |
| CN101405094A (en) * | 2006-03-17 | 2009-04-08 | 三菱日立制铁机械株式会社 | Cold continuous rolling facility |
| CN101543841A (en) * | 2008-03-24 | 2009-09-30 | 宝钢新日铁汽车板有限公司 | Control method for cold rolling mill for improving surface quality of strip steel |
| CN104289528A (en) * | 2013-07-18 | 2015-01-21 | 上海宝钢钢材贸易有限公司 | Rolling tension control method of double-rack four-roller mill |
| CN105598180A (en) * | 2014-11-14 | 2016-05-25 | 株式会社日立制作所 | Rolling control device, and rolling control method |
| CN206500441U (en) * | 2017-02-09 | 2017-09-19 | 广西南南铝加工有限公司 | The device of the offline Strip Shape of On-line Control |
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| CN106670242A (en) | 2017-05-17 |
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