CN209255481U - A kind of finish rolling mechanism and milling train - Google Patents
A kind of finish rolling mechanism and milling train Download PDFInfo
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- CN209255481U CN209255481U CN201821871307.9U CN201821871307U CN209255481U CN 209255481 U CN209255481 U CN 209255481U CN 201821871307 U CN201821871307 U CN 201821871307U CN 209255481 U CN209255481 U CN 209255481U
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- working roll
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- finish rolling
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Abstract
The utility model relates to a kind of finish rolling mechanisms, the first working roll and the second working roll including interval pre-determined distance setting, first working roll and/or the second working roll are bowed roller, bowed roller includes main shaft and the fixed roller being set on main shaft, the outer cylinder face of roller is the low arcuate structure in the axial high both ends in centre, and the center top of the arcuate structure of roller to the radial distance between two-end-point is 0.03mm-0.12mm.A kind of milling train, including the finish rolling mechanism.The beneficial effects of the utility model are: substituting traditional plain-barreled roll using the bowed roller of the structure to compensate the amount of deflection that working roll system generates in rolling, make up non-uniform roll gap bring finished material thickness deviation, rolled products thickness precision is substantially improved, strip crown is small, plate shape is good, is suitable for the processing of fine components.
Description
Technical field
The utility model relates to steel production equipment field more particularly to a kind of finish rolling mechanism and milling trains.
Background technique
As steel apply the fast development of department's serialization automated job, quality requirement of the fine industry to steel
It is higher and higher, other than requiring steel that there is excellent comprehensive mechanical property, it should also have higher dimensional accuracy, good plate shape
And smooth bright and clean appearance.Therefore, rolling high dimensional accuracy product is one of the important trend of steel rolling technology development, in recent years state
Inside and outside cold rolled sheet production technology has been greatly developed, and the progress of the present computer technology is also cold-strip steel automation control
System provides efficient means, has allowed Rolling production increasingly serialization using modern control technology, mill speed is continuously improved, product matter
Amount and precision are also constantly promoted.At the same time, computer control also makes to roll overall operation level constantly in production process
It is promoted, stable rolling technological parameter can also be taken into account while significantly improving rolling accuracy.As raising belt steel rolling
The important content of thickness and precision, gauge automatic control (Auto Gauge Control, AGC) task are ensuring that Strip longitudinal direction
The uniformity of thickness, to produce qualified product.
Gauge automatic control basic principle: being to be carried out by calibrator and sensor to rolling stock and mill milling state
Continuous data sampling and measurement, then compare the deviation of measured value and given value, in control system equipment and correlation computer journey
Sequence helps the lower setting completed to rolling parameter, such as adjustment depressing position, changes mill speed etc..It is rolled by a series of
The adjustment of parameter processed and operation of rolling control make products obtained therefrom exit thickness meet delivery to customer requirement, however reality rolls
In, caused working roll flattening deformation is contacted with working roll by rolled parts, amount of deflection, working roll and the support roller of the roll axis that works connect
The influence of the factors such as flattening deformation caused by touching, the amount of deflection for supporting roll axis, roller system deform, and cause reality when rolling
Border roll gap changes, and the strip crown of milling train outlet exceeds customer requirement.In the factors of all influence of rolled strip crowns, because
Milling train pressure rolling is the Hydrauservo System by milling train both ends shotgun house while realizing to the pressurization of roller system two axial ends, because of two in rolling
There are rolled slab in end pressurization, centre, form high " shoulder pole " effect in the low centre in both sides, this effect causes working roll and branch
The bending deflection for supportting roll axis is most intuitive, and the roll gap fed back into rolling is most obvious, often makes the plate thick middle shut out, both sides
Thin bad plate shape.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of finish rolling mechanism and milling trains, to overcome above-mentioned existing skill
Deficiency in art.
The technical solution that the utility model solves above-mentioned technical problem is as follows: a kind of finish rolling mechanism, including interval it is default away from
The first working roll and the second working roll from setting, the first working roll and/or the second working roll are bowed roller, and bowed roller includes master
Axis and the fixed roller being set on main shaft, the outer cylinder face of roller are the low arcuate structure in the axial high both ends in centre, roller
Arcuate structure center top to the radial distance between two-end-point be 0.03mm-0.12mm.
The beneficial effects of the utility model are: substituting traditional plain-barreled roll using the bowed roller of the structure to compensate in rolling
The amount of deflection that working roll system generates makes up non-uniform roll gap bring finished material thickness deviation, rolled products thickness essence
Degree is substantially improved, and strip crown is small, plate shape is good, is suitable for the processing of fine components.
Based on the above technical solution, the utility model can also do following improvement.
Further, bowed roller is radially and axial direction is symmetrical.
It is using above-mentioned further beneficial effect: can effectively ensure that roll gap is uniform, so that strip crown is small, plate shape is good
It is good.
Further, the center top of the arcuate structure of roller to the radial distance between two-end-point be 0.03mm, 0.05mm,
0.08mm or 0.12mm.
It is using above-mentioned further beneficial effect: for the varying strength, different supplied materials convex values and difference of plate
The wide reasonable selection for carrying out bowed roller of plate.
A kind of milling train, including the finish rolling mechanism.
It is using above-mentioned further beneficial effect: rolled products thickness precision can be substantially improved.
Detailed description of the invention
Fig. 1 is the perspective view of finish rolling mechanism described in the utility model；
Fig. 2 is the main view of finish rolling mechanism described in the utility model.
In attached drawing, parts list represented by the reference numerals are as follows:
1, the first working roll, the 2, second working roll, 3, main shaft, 4, roller.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of finish rolling mechanism, the first working roll 1 and the second work including interval pre-determined distance setting
Make roller 2, wherein interval pre-determined distance needs to meet, when the first working roll 1 and the second working roll 2 are respectively provided at plate to be processed
When in upper and lower surface, the first working roll 1 and the second working roll 2 can press in plate surface, the first working roll 1 and/or second
Working roll 2 is bowed roller, concretely: the first working roll 1 is bowed roller, and the second working roll 2 is traditional plain-barreled roll；Or, second
Working roll 2 is bowed roller, and the first working roll 1 is traditional plain-barreled roll；Or, the first working roll 1 and the second working roll 2 are arc
Roller, it is preferable that the first working roll 1 and the second working roll 2 are bowed roller, and bowed roller includes that main shaft 3 and fixation are set in master
Roller 4 on axis 3, certainly in actual production and manufacturing process, main shaft 3 and roller 4 can be integrated molding, the outer cylinder of roller 4
Face is the low arcuate structure in the high both ends in centre of axial (axial direction of roller 4), the center top of the arcuate structure of roller 4 to both ends
Radial direction (radial direction of roller 4) distance H between point is 0.03mm, bowed roller radially (radial direction of bowed roller) and axial (bowed roller
Axial direction) direction is symmetrical, the second working roll 2 and the first working roll 1 are all made of stainless steel material and are made.
Embodiment 2
A kind of finish rolling mechanism, the first working roll 1 and the second working roll 2 including interval pre-determined distance setting, wherein interval
Pre-determined distance needs to meet, when the first working roll 1 and the second working roll 2 are respectively provided in the upper and lower surface of plate to be processed,
One working roll 1 and the second working roll 2 can press in plate surface, and the first working roll 1 and/or the second working roll 2 are bowed roller,
Concretely: the first working roll 1 is bowed roller, and the second working roll 2 is traditional plain-barreled roll；Or, the second working roll 2 is bowed roller,
And the first working roll 1 is traditional plain-barreled roll；Or, the first working roll 1 and the second working roll 2 are bowed roller, it is preferable that the first work
Roller 1 and the second working roll 2 are bowed roller, and bowed roller includes main shaft 3 and the fixed roller 4 being set on main shaft 3, are existed certainly
Main shaft 3 and roller 4 can be integrated molding in actual production and manufacturing process, and the outer cylinder face of roller 4 is that axial centre is high by two
Hold low arcuate structure, the center top of the arcuate structure of roller 4 to the radial distance H between two-end-point is 0.05mm, bowed roller
Radially and axial direction is symmetrical, and the second working roll 2 and the first working roll 1 are all made of stainless steel material and are made.
Embodiment 3
A kind of finish rolling mechanism, the first working roll 1 and the second working roll 2 including interval pre-determined distance setting, wherein interval
Pre-determined distance needs to meet, when the first working roll 1 and the second working roll 2 are respectively provided in the upper and lower surface of plate to be processed,
One working roll 1 and the second working roll 2 can press in plate surface, and the first working roll 1 and/or the second working roll 2 are bowed roller,
Concretely: the first working roll 1 is bowed roller, and the second working roll 2 is traditional plain-barreled roll；Or, the second working roll 2 is bowed roller,
And the first working roll 1 is traditional plain-barreled roll；Or, the first working roll 1 and the second working roll 2 are bowed roller, it is preferable that the first work
Roller 1 and the second working roll 2 are bowed roller, and bowed roller includes main shaft 3 and the fixed roller 4 being set on main shaft 3, are existed certainly
Main shaft 3 and roller 4 can be integrated molding in actual production and manufacturing process, and the outer cylinder face of roller 4 is that axial centre is high by two
Hold low arcuate structure, the center top of the arcuate structure of roller 4 to the radial distance H between two-end-point is 0.08mm, bowed roller
Radially and axial direction is symmetrical, and the second working roll 2 and the first working roll 1 are all made of stainless steel material and are made.
Embodiment 4
A kind of finish rolling mechanism, the first working roll 1 and the second working roll 2 including interval pre-determined distance setting, wherein interval
Pre-determined distance needs to meet, when the first working roll 1 and the second working roll 2 are respectively provided in the upper and lower surface of plate to be processed,
One working roll 1 and the second working roll 2 can press in plate surface, and the first working roll 1 and/or the second working roll 2 are bowed roller,
Concretely: the first working roll 1 is bowed roller, and the second working roll 2 is traditional plain-barreled roll；Or, the second working roll 2 is bowed roller,
And the first working roll 1 is traditional plain-barreled roll；Or, the first working roll 1 and the second working roll 2 are bowed roller, it is preferable that the first work
Roller 1 and the second working roll 2 are bowed roller, and bowed roller includes main shaft 3 and the fixed roller 4 being set on main shaft 3, are existed certainly
Main shaft 3 and roller 4 can be integrated molding in actual production and manufacturing process, and the outer cylinder face of roller 4 is that axial centre is high by two
Hold low arcuate structure, the center top of the arcuate structure of roller 4 to the radial distance H between two-end-point is 0.12mm, bowed roller
Radially and axial direction is symmetrical, and the second working roll 2 and the first working roll 1 are all made of stainless steel material and are made.
Embodiment 5
A kind of milling train, including the finish rolling mechanism as described in any in embodiment 1-5.
In actual use, low for intensity, supplied materials convex value is small, the wider plate of plate selects the lesser arc of H value
Roller is spent, is then rolled on the contrary using the biggish radian roller of H value.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (4)
1. a kind of finish rolling mechanism, which is characterized in that the first working roll (1) and the second working roll including interval pre-determined distance setting
(2), first working roll (1) and/or second working roll (2) are bowed roller, the bowed roller include main shaft (3) and
The fixed roller (4) being set on main shaft (3), the outer cylinder face of the roller (4) are the low arc knot in the axial high both ends in centre
Structure, the center top of the arcuate structure of the roller (4) to the radial distance between two-end-point are 0.03mm-0.12mm.
2. a kind of finish rolling mechanism according to claim 1, which is characterized in that the bowed roller is radially and axial direction is equal
Symmetrically.
3. a kind of finish rolling mechanism according to claim 2, which is characterized in that the centre of the arcuate structure of the roller (4)
Top to the radial distance between two-end-point be 0.03mm, 0.05mm, 0.08mm or 0.12mm.
4. a kind of milling train, which is characterized in that including the finish rolling mechanism as described in claim any one of 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821871307.9U CN209255481U (en) | 2018-11-13 | 2018-11-13 | A kind of finish rolling mechanism and milling train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821871307.9U CN209255481U (en) | 2018-11-13 | 2018-11-13 | A kind of finish rolling mechanism and milling train |
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| Publication Number | Publication Date |
|---|---|
| CN209255481U true CN209255481U (en) | 2019-08-16 |
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ID=67554869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201821871307.9U Active CN209255481U (en) | 2018-11-13 | 2018-11-13 | A kind of finish rolling mechanism and milling train |
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| CN (1) | CN209255481U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465300A (en) * | 2018-11-13 | 2019-03-15 | 湖北大帆金属制品有限公司 | A kind of finish rolling mechanism and milling train |
-
2018
- 2018-11-13 CN CN201821871307.9U patent/CN209255481U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465300A (en) * | 2018-11-13 | 2019-03-15 | 湖北大帆金属制品有限公司 | A kind of finish rolling mechanism and milling train |
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