CN202155364U - Double-stand reversible mill - Google Patents
Double-stand reversible mill Download PDFInfo
- Publication number
- CN202155364U CN202155364U CN2011202352172U CN201120235217U CN202155364U CN 202155364 U CN202155364 U CN 202155364U CN 2011202352172 U CN2011202352172 U CN 2011202352172U CN 201120235217 U CN201120235217 U CN 201120235217U CN 202155364 U CN202155364 U CN 202155364U
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- mill
- pressing roll
- rear end
- milling train
- roll mechanism
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Abstract
The utility model discloses a double-stand reversible mill, which comprises a first mill and a second mill, wherein the first mill and the second mill are serially connected and used for continuously rolling steel strips. A front-end coiler is arranged at an input end of the first mill, a rear-end coiler is arranged at an output end of the second mill, one side of the front-end coiler is provided with a front-end compression roller mechanism which is matched with the front-end coiler and automatically controlled by programs, and one side of the rear-end coiler is provided with a rear-end compression roller mechanism which is matched with the rear-end coiler and automatically controlled by programs. The double-stand reversible mill can be used for solving the technical problem of loosening of a steel coil core, improving steel coil quality and avoiding steel plate scratching caused by loosening of the coil core when a steel coil is uncoiled. In addition, the double-stand reversible mill has the advantages of simple structure and convenience in operation.
Description
Technical field
The utility model relates to the rolling process equipment of coil of strip, refers to a kind of two-shipper frame reversable mill particularly.
Background technology
During the work of two-shipper frame reversable mill, its both sides coiling machine is used for batching of steel band.Steel band is in coiling process; Because it is lax that the deviation of steel coil strip taking technique may cause the volume core of coil of strip to occur, the lax coil of strip of volume core licks in the journey unloading, because the tensile stress at volume core place is too big; Very easily cause coil of strip to loose core when between lifting or resting period, receiving interference such as bump; The meeting of loosing core of coil of strip further influence the template after the uncoiling, also can cause the scuffing to coil of strip, finally influences the quality of steel plate.
Actual production also shows: pass the steel band that two milling trains get into the rear end coiling machines from the front end coiling machine, after being advanced jaw and clamp by the reel of rear end coiling machine, the rear end coiling machine rotates 1.5 circles; Reel rises; Etc. yet to be built rolling, this moment, the steel band on the reel was comparatively lax owing to there is not tension force; Steel band is stressed when building tightens, and the jaw cylinder damages easily; And steel band becomes tight by pine suddenly, is prone to hinder reel and rolling mill roll; Because the examination paper inner ring is loose, when unloading volume, loose core easily simultaneously, be unfavorable for handling, have potential safety hazard.
To the lax defective of being brought of above-mentioned volume core, scientific and technical personnel attempt through the adjustment mechanical hatching gate or adjust the acceleration and deceleration slope solve problem of electric unit, but significantly do not improve.Wearing when band to several circles of steel band multireel on the technology, but examination paper remains pine.At present, also do not see the scheme that can effectively solve coil of strip volume core relaxation problem.
Summary of the invention
The purpose of the utility model be exactly to provide a kind of simple in structure, easy to operate, can be effectively roll up the two-shipper frame reversable mill of crucial point reason to the volume core of coil of strip.
For realizing this purpose; The two-shipper frame reversable mill that the utility model designed; Comprise that arranged in series is used for first milling train and second milling train of steel band continuous rolling; The input of said first milling train is provided with the front end coiling machine; The output of said second milling train is provided with the rear end coiling machine, it is characterized in that: a side of said front end coiling machine is provided with and matches with it and the front end pressing roll mechanism through procedure auto-control, and a side of said rear end coiling machine is provided with and matches with it and the rear end pressing roll mechanism through procedure auto-control.
Further, said front end pressing roll mechanism all is the pressing roll mechanisms that link to each other with Programmable Logic Controller with the rear end pressing roll mechanism.
Further, also be provided with manual overvide on said front end pressing roll mechanism and the rear end pressing roll mechanism.
Further, said first milling train and second milling train are six-roll cold mill.
The advantage of the utility model is: set front end pressing roll mechanism and rear end pressing roll mechanism are under the control of setting program; Ability automatic and front end coiling machine and rear end coiling machine cooperation; The steel band that twines is above that compressed volume in fact; And with two milling train co-operatings, accomplish the forward and reverse rolling processing of steel band.Owing to solved the lax technical problem of coil of strip volume core; Can effectively avoid steel plate to scratch, the jaw cylinder is fragile, the reel easy damaged, defective such as be prone to loose core when unloading volume; Both significantly improve product quality, effectively protected milling equipment again, realized technology and equipment doulbe-sides' victory.In addition, the utility model also has advantages such as simple in structure, easy to operate, with low cost.
Description of drawings
Fig. 1 is the structural representation of the two-shipper frame reversable mill of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further to specify:
Two-shipper frame reversable mill shown in the figure comprises that arranged in series is used for first milling train 5 and second milling train, 6, the first milling trains 5 and second milling train, the 6 preferred UCM six-roll cold mills of steel band continuous rolling.The input of first milling train 5 is provided with front end coiling machine 1; The output of second milling train 6 is provided with rear end coiling machine 3; One side of front end coiling machine 1 is provided with and matches with it and the front end pressing roll mechanism 2 through procedure auto-control, and a side of rear end coiling machine 3 is provided with and matches with it and the rear end pressing roll mechanism 4 through procedure auto-control.Particularly, front end pressing roll mechanism 2 all adopts the pressing roll mechanism that links to each other with Programmable Logic Controller PLC with rear end pressing roll mechanism 4, because PLC technique is very ripe, can guarantee the reliability of cooperation between pressing roll mechanism and the coiling machine.In order to deal with the generation of abnormal conditions, on front end pressing roll mechanism 2 and rear end pressing roll mechanism 4, also be provided with the manual overvide (not shown).
The course of work of the utility model is following:
Carry out forward when rolling; Coil of strip is worn the reel that takes rear end coiling machine 3 to and is advanced jaw and clamping; Rear end pressing roll mechanism 4 presses down under the control of Programmable Logic Controller PLC automatically; Push down the coil of strip on the rear end coiling machine 3, and keep pressing down 10 seconds, the volume core relaxation that causes when avoiding rear end pressing roll mechanism 4 not to be pressed onto coil of strip.After rear end coiling machine 3 batched 1.5 circles, because rear end pressing roll mechanism 4 has been pressed onto the position, the coil of strip volume core on the rear end coiling machine 3 was compacted.After tension force is set up; Start first milling train 5 and second milling train 6; When the coiling speed of rear end coiling machine 3 during greater than 2m/min, rear end pressing roll mechanism 4 lifts under the control of Programmable Logic Controller PLC automatically, prevents because the coil of strip impression that the continuous action of rear end pressing roll mechanism 4 causes; Coil of strip on the front end coiling machine 1 continuously is rolled onto on the rear end coiling machine 3, accomplishes the forward rolling mill practice.When meeting abnormal conditions, directly lift rear end pressing roll mechanism 4 with manual overvide.
Carry out reversely when rolling, coil of strip is worn the reel that takes front end coiling machine 1 to and is advanced jaw and clamp, and front end pressing roll mechanism 2 presses down under the control of Programmable Logic Controller PLC automatically, pushes down the coil of strip on the front end coiling machine 1, and keeps pressing down 10 seconds.After front end coiling machine 1 batched 1.5 circles, because front end pressing roll mechanism 2 has been pressed onto the position, the coil of strip volume core on the front end coiling machine 1 was compacted.After tension force is set up; Start first milling train 5 and second milling train 6; When the coiling speed of front end coiling machine 1 during greater than 2m/min; Front end pressing roll mechanism 2 lifts under the control of Programmable Logic Controller PLC automatically, and the coil of strip on the rear end coiling machine 3 continuously is rolled onto on the front end coiling machine 1, accomplishes reverse rolling.
The utility model is worked in the time of rolling needs through programme-control front end pressing roll mechanism 2 and rear end pressing roll mechanism 4 automatically, has solved the lax deficiency of milling train volume core simply and effectively, has both improved product quality, has protected milling equipment again.
Claims (5)
1. two-shipper frame reversable mill; Comprise that arranged in series is used for first milling train (5) and second milling train (6) of steel band continuous rolling; The input of said first milling train (5) is provided with front end coiling machine (1); The output of said second milling train (6) is provided with rear end coiling machine (3); It is characterized in that: a side of said front end coiling machine (1) is provided with and matches with it and the front end pressing roll mechanism (2) through procedure auto-control, and a side of said rear end coiling machine (3) is provided with and matches with it and the rear end pressing roll mechanism (4) through procedure auto-control.
2. two-shipper frame reversable mill according to claim 1 is characterized in that: said front end pressing roll mechanism (2) all is the pressing roll mechanisms that link to each other with Programmable Logic Controller with rear end pressing roll mechanism (4).
3. two-shipper frame reversable mill according to claim 1 and 2 is characterized in that: also be provided with manual overvide on said front end pressing roll mechanism (2) and the rear end pressing roll mechanism (4).
4. two-shipper frame reversable mill according to claim 1 and 2 is characterized in that: said first milling train (5) and second milling train (6) are six-roll cold mill.
5. two-shipper frame reversable mill according to claim 3 is characterized in that: said first milling train (5) and second milling train (6) are six-roll cold mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202352172U CN202155364U (en) | 2011-07-06 | 2011-07-06 | Double-stand reversible mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202352172U CN202155364U (en) | 2011-07-06 | 2011-07-06 | Double-stand reversible mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202155364U true CN202155364U (en) | 2012-03-07 |
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ID=45763013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202352172U Expired - Fee Related CN202155364U (en) | 2011-07-06 | 2011-07-06 | Double-stand reversible mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202155364U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921742A (en) * | 2012-11-15 | 2013-02-13 | 四川省川威集团有限公司 | Cold-rolled coil center part scuffing control method for reducing scuffing defects in coil center positions after plain carbon steel is annealed |
| CN110560484A (en) * | 2019-09-04 | 2019-12-13 | 中冶东方工程技术有限公司 | Aluminum alloy strip rolling production line |
-
2011
- 2011-07-06 CN CN2011202352172U patent/CN202155364U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921742A (en) * | 2012-11-15 | 2013-02-13 | 四川省川威集团有限公司 | Cold-rolled coil center part scuffing control method for reducing scuffing defects in coil center positions after plain carbon steel is annealed |
| CN102921742B (en) * | 2012-11-15 | 2015-06-17 | 四川省川威集团有限公司 | Cold-rolled coil center part scuffing control method for reducing scuffing defects in coil center positions |
| CN110560484A (en) * | 2019-09-04 | 2019-12-13 | 中冶东方工程技术有限公司 | Aluminum alloy strip rolling production line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120307 Termination date: 20180706 |