CN103350109A - Cold-rolling strip mill - Google Patents
Cold-rolling strip mill Download PDFInfo
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- CN103350109A CN103350109A CN2013102792392A CN201310279239A CN103350109A CN 103350109 A CN103350109 A CN 103350109A CN 2013102792392 A CN2013102792392 A CN 2013102792392A CN 201310279239 A CN201310279239 A CN 201310279239A CN 103350109 A CN103350109 A CN 103350109A
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Abstract
The invention discloses a cold-rolling strip mill which comprises a rack (1), and an upper back-up roll (3), an upper working roll (5), a lower working roll (18) and a lower back-up roll (16) are sequentially arranged in the rack (1) from top to bottom. The two ends of the upper working roll (5) and the two ends of the lower working roll (18) are provided with upper working roll bearing seats (6) and lower working roll bearing seats (17) respectively, and a bending roll block seat (8) can push the upper working roll bearing seats (6) and the lower working roll bearing seats (17) to move in the horizontal direction vertical to the axis of the upper working roll (17). A horizontal moving cylinder (11) driving the bending roll block seat (8) to move is fixedly connected to the rack (1). The cold-rolling strip mill can horizontally move the upper working roll and the lower working roll in the horizontal direction according to rolling parameters and structure parameters of the strip mill, and therefore the working rollers are stressed to the minimum in the horizontal direction under the condition that the working rollers stably perform rolling.
Description
Technical field
The present invention relates to sheet metal strip rolling equipment field, particularly a kind of cold-strip milling train for rolled band steel, nonferrous metal and alloy band.
Background technology
In cold-strip steel, cold rolling nonferrous metal and alloy band field, at present extensive use four rollers, six-high cluster mill rolling width are greater than the wide strip of 1000mm, and this milling train has perfect THICKNESS CONTROL and plat control system and corresponding frame for movement.But existing four rollers, six-high cluster mill are owing to structural limitations, and work roll diameter is large, is difficult to rolling thickness thinner band, especially difficult-to-deformation material.For rolling thinner band and difficult-to-deformation material, can come rolling with the working roll of minor diameter; But working roll is in the operation of rolling, and the band steel applies horizontal force to the working roll roll surface, makes working roll produce horizontal curvature; If work roll diameter reduces, horizontal force can cause the working roller bending distortion excessive, not only affects Strip Shape, and the serious working roll that also can cause ruptures.The size of working roll horizontal force is except outside the Pass having with roll-force, strip tension, and is also relevant with the horizontal offset of working roll center line and backing roll or intermediate calender rolls center line.If according to draught pressure, strip tension and the working roll kind of drive, regulate the horizontal offset of working roll center line and backing roll or intermediate calender rolls center line, just can control the working roll horizontal force in more among a small circle, thereby use the rolling difficult-to-deformation material of minor diameter working roll and thinner band.
Summary of the invention
In order to regulate the horizontal offset between working roll center line and the backing roll center line, the invention provides a kind of cold-strip milling train, this cold-strip milling train can be according to the structural parameters of rolling parameter and band and strip rolling mill, parallel upper working rolls and lower working rolls in the horizontal direction, make working roll in the situation of stable rolling, horizontal force is minimum.
The present invention for the technical scheme that solves its technical problem employing is: a kind of cold-strip milling train, comprise frame, be provided with successively from the top down upper backup roll in the frame, top working roll, bottom working roll and lower backing roll, the two ends of top working roll are respectively arranged with the top working roll bearing block, the two ends of bottom working roll are respectively arranged with the bottom working roll bearing block, the both sides of top working roll bearing block and bottom working roll bearing block are respectively equipped with the roller block, be provided with the gap between the roller block of top working roll bearing block and bottom working roll bearing block and both sides, the roller block can promote top working roll bearing block and bottom working roll bearing block and move along the horizontal direction perpendicular to the top working roll axis, is fixedly connected with on the frame to be useful on to drive the cylinder that moves horizontally that the roller block moves.
Between the roller block of milling train transmission side and frame, be connected by the transmission side wedge, be positioned at the roller block of described milling train transmission side and position that the transmission side wedge is in contact with one another and be the plane that tilts with respect to the top working roll axis, the transmission side wedge can move along the direction of top working roll axis; Between the roller block of milling train fore side and frame, be connected by the fore side wedge, be positioned at the roller block of described milling train fore side and position that the fore side wedge is in contact with one another and be the plane that tilts with respect to the top working roll axis, the fore side wedge can move along the direction of top working roll axis.
The transmission side wedge is fixedly connected with the fore side wedge by connecting rod, is fixedly connected with on the frame to be useful on to drive the wedge movable cylinder that transmission side wedge and fore side wedge move.
Be provided with the upper bowed roller hydraulic cylinder that vertically moves for driving the top working roll bearing block in the roller block, also be provided with the lower bowed roller hydraulic cylinder that vertically moves for driving the bottom working roll bearing block in the roller block.
The left and right sides on top working roll bearing block top is respectively equipped with projection, and the piston rod of upper bowed roller hydraulic cylinder is fixedly connected with the projection of top working roll bearing block, and it is inner that the cylinder barrel of upper bowed roller hydraulic cylinder is arranged on the roller block; The left and right sides of bottom working roll bearing block bottom is respectively equipped with projection, and the piston rod of lower bowed roller hydraulic cylinder is fixedly connected with the projection of bottom working roll bearing block, and it is inner that the cylinder barrel of lower bowed roller hydraulic cylinder is arranged on the roller block.
The both sides of top working roll bearing block are fixedly connected with the roller block by upper roller bending block respectively, upper roller bending block is provided with the groove that slides along the top working roll axis direction for the top working roll bearing block, and the roller block is provided with the T-shaped groove that vertically slides for upper roller bending block; The both sides of bottom working roll bearing block are fixedly connected with the roller block by lower roller bending block respectively, lower roller bending block is provided with the groove that slides along the bottom working roll axis direction for the bottom working roll bearing block, and the roller block is provided with the T-shaped groove that vertically slides for lower roller bending block.
Upper roller bending block and lower roller bending block all can vertically move, and the piston rod of bowed roller hydraulic cylinder is fixedly connected with upper roller bending block, and it is inner that the cylinder barrel of bowed roller hydraulic cylinder is arranged on lower roller bending block.
Be fixedly connected with on the frame to be useful in vertical direction the roller block is carried out spacing backing roll balance weight and locating piece, also be fixedly connected with on the frame to be useful on perpendicular to the horizontal direction of top working roll axis the roller block is carried out spacing outer baffle and Internal baffle.
The both sides of top working roll bearing block are fixedly connected with the roller block by upper roller bending block respectively, and upper roller bending block is provided with T-shaped groove along the direction of top working roll axis, and upper roller bending block can slide along the direction of top working roll axis; The both sides of bottom working roll bearing block are fixedly connected with the roller block by lower roller bending block respectively, and lower roller bending block is provided with T-shaped groove along the direction of bottom working roll axis, and lower roller bending block can slide along the direction of bottom working roll axis.
Be provided with the upper bowed roller hydraulic cylinder that vertically moves for driving the top working roll bearing block in the upper roller bending block, also be provided with the lower bowed roller hydraulic cylinder that vertically moves for driving the bottom working roll bearing block in the lower roller bending block.
The invention has the beneficial effects as follows:
1. the working roll horizontally moving device of rolling mill for cold rolled steel strip of the present invention can be used at traditional four rollers, six-high cluster mill, reduces the horizontal force of working roll, thereby can use the more working roll of minor diameter, with the high strength band of rolling thinner specification.
2. the working roll horizontally moving device among the present invention adopts the Wedge mechanism location, the structure of hydraulic cylinder mobile working roller, and location area is large, the location is reliable, and upper working rolls and lower working rolls moves horizontally simultaneously, the vertical direction dislocation can not occur.
3. milling train of the present invention not only can be realized moving horizontally of working roll, can also realize roller and the roll shifting of working roll.
Description of drawings
Below in conjunction with accompanying drawing cold-strip milling train of the present invention is described in further detail.
Fig. 1 is the structural representation of the cold-strip milling train described in the first embodiment.
Fig. 2 is the structural representation of the cold-strip milling train described in the second embodiment.
Fig. 3 is along the cutaway view of A-A line among Fig. 2.
Fig. 4 is the structural representation of the cold-strip milling train described in the 3rd embodiment.
Wherein 1. frames, 2. screwdown gear, 3. upper backup roll, 4. upper backup roll bearing block, 5. top working roll, 6. top working roll bearing block, 7. go up roller bending block, 71. grooves, 72.T type groove, 8. roller block, 81.T type groove, 9. transmission side wedge, 10. fore side wedge, 11. move horizontally cylinder, 12. displacement transducers, 13. bowed roller hydraulic cylinder, 14. times roller bending blocks, 141. grooves, 142.T the type groove, 15. lower backing roll bearing blocks, 16. lower backing rolls, 17. the bottom working roll bearing block, 18. bottom working rolls, 19. locating pieces, 20. the backing roll balance weight, 21. wedge movable cylinders, 22. bearing pins, 23. outer baffle, 24. Internal baffle, 25. connecting rods, 26. eccentric pin shafts, 28. upper bowed roller hydraulic cylinder, 30. times bowed roller hydraulic cylinders.
The specific embodiment
Below in conjunction with accompanying drawing cold-strip milling train of the present invention is elaborated.As shown in Figure 1, a kind of cold-strip milling train, comprise frame 1, be provided with top working roll 5 and bottom working roll 18 in the frame 1, the top of top working roll 5 is provided with upper backup roll 3, the below of bottom working roll 18 is provided with lower backing roll 16, the two ends of top working roll 5 are respectively arranged with top working roll bearing block 6, namely have 2 top working roll bearing blocks 6, the two ends of bottom working roll 18 are respectively arranged with bottom working roll bearing block 17, namely have 2 bottom working roll bearing blocks 17, the both sides of top working roll bearing block 6 and bottom working roll bearing block 17 are respectively equipped with roller block 8, namely have 4 roller blocks 8, be provided with the gap between the roller block 8 of top working roll bearing block 6 and bottom working roll bearing block 17 and both sides, roller block 8 can promote top working roll bearing block 6 and bottom working roll bearing block 17 and move along the horizontal direction perpendicular to top working roll 5 axis, be fixedly connected with on the frame 1 be useful on drive that roller block 8 moves move horizontally cylinder 11.
Move horizontally cylinder 11 can drive roller block 8 and drive top working roll 5 and bottom working roll 18 along the horizontal direction move left and right among Fig. 1, thereby regulate to regulate horizontal offset between the axis of the axis of top working roll 5 and bottom working roll 18 and upper backup roll 3 and lower backing roll 16.
For horizontal offset can being fixed after adjusting accurately and keep stable, this cold-strip milling train also is provided with for the fixing locking positioning device of roller block 8, and this locking positioning device comprises transmission side wedge 9 and fore side wedge 10.Between the roller block 8 of milling train transmission side and frame 1, be connected by transmission side wedge 9, the position that the roller block 8 that is positioned at described milling train transmission side and transmission side wedge 9 are in contact with one another is the plane that tilts with respect to top working roll 5 axis, and transmission side wedge 9 can move along the direction of top working roll 5 axis; Between the roller block 8 of milling train fore side and frame 1, be connected by fore side wedge 10, the position that the roller block 8 that is positioned at described milling train fore side and fore side wedge 10 are in contact with one another is the plane that tilts with respect to top working roll 5 axis, and fore side wedge 10 can move along the direction of top working roll 5 axis.For the ease of understanding, can be with reference to figure 3, roller block 8 is identical with the connection matching relationship of transmission side wedge 9 among Fig. 3, roller block 8 is identical with the connection matching relationship of fore side wedge 10, the fore side of this cold-strip milling train is the downside among Fig. 3, the transmission side of cold-strip milling train is the upside among Fig. 3, and the entrance side of this cold-strip milling train is the left side among Fig. 3, and the outlet side of this cold-strip milling train is the right side among Fig. 3.As shown in Figure 3, the inclined-plane of the inclined-plane of transmission side wedge 9 and roller block 8 is to coupling, transmission side wedge 9 and the location that can be used for roller block 8 after roller block 8 contacts, and in like manner, fore side wedge 10 also can be used for the location of roller block 8.
In addition, transmission side wedge 9 is fixedly connected with fore side wedge 10 by connecting rod 25, is fixedly connected with on the frame 1 to be useful on to drive the wedge movable cylinder 21 that transmission side wedge 9 and fore side wedge 10 move.Move horizontally cylinder 11 and also be connected with displacement transducer 12.
In order to make this cold-strip milling train have the roller function, can be to tilt upward in the two ends of top working roll 5, the two ends of bottom working roll 18 are curved downwards.Be provided with the upper bowed roller hydraulic cylinder 28 that vertically moves for driving top working roll bearing block 6 in the roller block 8, also be provided with the lower bowed roller hydraulic cylinder 30 that vertically moves for driving bottom working roll bearing block 17 in the roller block 8.
Particularly, the left and right sides on 2 top working roll bearing block 6 tops is respectively equipped with projection, the piston rod of totally 4 upper bowed roller hydraulic cylinders 28 is fixedly connected with 4 projections of top working roll bearing block 6 respectively, and the cylinder barrel of 4 upper bowed roller hydraulic cylinders 28 is separately positioned on 4 roller block 8 inside; The left and right sides of 2 bottom working roll bearing block 17 bottoms is respectively equipped with projection, the piston rod of totally 4 lower bowed roller hydraulic cylinders 30 is fixedly connected with 4 projections of bottom working roll bearing block 17 respectively, the cylinder barrel of 4 lower bowed roller hydraulic cylinders 30 is arranged on 4 roller block 8 inside, as shown in Figure 1.In addition, when the needs roll shifting, when top working roll 5 and bottom working roll 18 are moved along its axis, also can realize roll shifting by roll-shifting device.
The process that this cold-strip milling train is regulated horizontal offset for working rollers is as follows:
Gap between the roller block 8 of top working roll bearing block 6 and bottom working roll bearing block 17 and both sides is respectively setting value e1, e2, as shown in Figure 1, when two of entrance sides move horizontally the piston rod release of cylinder 11, the roller block 8 in left side moves top working roll bearing block 6, bottom working roll bearing block 17, top working roll 5 and bottom working roll 18 to the milling train outlet side, be that move on the right side, until top working roll bearing block 6 and bottom working roll bearing block 17 are close to the roller block 8 on right side; At this moment, the axis of top working roll 5 and bottom working roll 18 is that center line is e2 to milling train outlet side offset distance.Otherwise outlet side moves horizontally cylinder 11 and releases, and entrance side moves horizontally cylinder 11 and retracts, and the axis of top working roll 5 and bottom working roll 18 moves distance to the inlet of rolling mill lateral deviation and is e1.Adjust complete after, the wedge movable cylinder 21 of inlet of rolling mill side and outlet side moves respectively, and each roller block 8 is fitted with the inclined-plane of corresponding transmission side wedge 9 and fore side wedge 10 respectively; Thereby the position that makes top working roll 5 and bottom working roll 18 keeps fixing.
The working roll horizontally moving device of rolling mill for cold rolled steel strip of the present invention can be used at traditional four rollers, six-high cluster mill, reduces the horizontal force of working roll, thereby can use the more working roll of minor diameter, with the high strength band of rolling thinner specification.Simultaneously, this rolling mill for cold rolled steel strip has adopted the Wedge mechanism location, the structure of hydraulic cylinder mobile working roller, and location area is large, the location is reliable, and upper working rolls and lower working rolls moves horizontally simultaneously, the vertical direction dislocation can not occur.This milling train not only can be realized moving horizontally of working roll, can also realize roller and the roll shifting of working roll.
Present embodiment is a kind of improvement to embodiment 1, and mainly being has increased upper roller bending block 7 and lower roller bending block 14 on the described rolling mill for cold rolled steel strip in an embodiment.
Particularly, the both sides of 2 top working roll bearing blocks 6 are fixedly connected with 4 roller blocks 8 by 4 upper roller bending blocks 7 respectively, 4 upper roller bending blocks 7 are provided with the groove 71 that slides along top working roll 5 axis directions for top working roll bearing block 6, and roller block 8 is provided with the T-shaped groove 81 that vertically slides for upper roller bending block 7; The both sides of 2 bottom working roll bearing blocks 17 are fixedly connected with 4 roller blocks 8 by 4 lower roller bending blocks 14 respectively, lower roller bending block 14 is provided with the groove 141 that slides along bottom working roll 18 axis directions for bottom working roll bearing block 17, roller block 8 is provided with the T-shaped groove 81 that vertically slides for lower roller bending block 14, such as Fig. 2, shown in Figure 3.
The working method of the rolling mill for cold rolled steel strip described in the present embodiment and embodiment 1 basic simlarity, move horizontally cylinder 11 and can drive roller block 8 and drive upper roller bending block 7, lower roller bending block 14, top working roll 5 and bottom working roll 18 along the horizontal direction move left and right among Fig. 2, thus the horizontal offset between the axis of the axis of adjusting top working roll 5 and bottom working roll 18 and upper backup roll 3 and lower backing roll 16.
In order to make this cold-strip milling train have the roller function, upper roller bending block 7 and lower roller bending block 14 all can vertically move, and the piston rod of bowed roller hydraulic cylinder 13 is fixedly connected with upper roller bending block 7, and the cylinder barrel of bowed roller hydraulic cylinder 13 is arranged on lower roller bending block 14 inside.
Be fixedly connected with on the frame 1 to be useful in vertical direction roller block 8 is carried out spacing backing roll balance weight 20 and locating piece 19, also be fixedly connected with on the frame 1 to be useful on perpendicular to the horizontal direction of top working roll 5 axis roller block 8 is carried out spacing outer baffle 23 and Internal baffle 24.
The process that this cold-strip milling train is regulated horizontal offset for working rollers is as follows:
Gap between the upper roller bending block 7 in top working roll bearing block 6 and bottom working roll bearing block 17 and left side and the lower roller bending block 14 in left side is setting value e1, gap under the upper roller bending block 7 on top working roll bearing block 6 and bottom working roll bearing block 17 and right side and the right side between the roller bending block 14 is setting value e2, as shown in Figure 3, when two in left side moves horizontally the piston rod release of cylinder 11,2 roller blocks 8 in left side are with the upper roller bending block 7 in 2 left sides, the lower roller bending block 14 in 2 left sides, top working roll bearing block 6, bottom working roll bearing block 17, top working roll 5 and bottom working roll 18 move to the milling train right side, until top working roll bearing block 6 and bottom working roll bearing block 17 are close to the upper roller bending block 7 on right side and the lower roller bending block 14 on right side; At this moment, the axis of top working roll 5 and bottom working roll 18 is that center line is e2 to milling train outlet side offset distance.Otherwise the right side moves horizontally cylinder 11 and releases, and the left side moves horizontally cylinder 11 and retracts, and the axis of top working roll 5 and bottom working roll 18 is e1 to milling train left side offset distance.Adjust complete after, the wedge movable cylinder 21 on milling train left side and right side moves respectively, and 4 roller blocks 8 are fitted with the inclined-plane of corresponding transmission side wedge 9 and fore side wedge 10 respectively; Thereby the position that makes top working roll 5 and bottom working roll 18 keeps fixing.
Embodiment 3
Present embodiment is a kind of improvement to embodiment 1, and mainly being has increased upper roller bending block 7 and lower roller bending block 14 on the described rolling mill for cold rolled steel strip in an embodiment.
Particularly, the both sides of 2 top working roll bearing blocks 6 are fixedly connected with 4 roller blocks 8 by 4 upper roller bending blocks 7 respectively, and upper roller bending block 7 is provided with T-shaped groove 72 along the direction of top working roll 5 axis, and upper roller bending block 7 can slide along the direction of top working roll 5 axis; The both sides of 2 bottom working roll bearing blocks 17 are fixedly connected with 4 roller blocks 8 by 4 lower roller bending blocks 14 respectively, lower roller bending block 14 is provided with T-shaped groove 142 along the direction of bottom working roll 18 axis, lower roller bending block 14 can slide along the direction of bottom working roll 18 axis, as shown in Figure 4.
Gap between the upper roller bending block 7 in top working roll bearing block 6 and bottom working roll bearing block 17 and left side and the lower roller bending block 14 in left side is setting value e1, gap under the upper roller bending block 7 on top working roll bearing block 6 and bottom working roll bearing block 17 and right side and the right side between the roller bending block 14 is setting value e2, as shown in Figure 4.
Be provided with the upper bowed roller hydraulic cylinder 28 that vertically moves for driving top working roll bearing block 6 in the upper roller bending block 7, also be provided with the lower bowed roller hydraulic cylinder 30 that vertically moves for driving bottom working roll bearing block 17 in the lower roller bending block 14.The piston rod of upper bowed roller hydraulic cylinder 28 is fixedly connected with top working roll bearing block 6, and the cylinder body of upper bowed roller hydraulic cylinder 28 is arranged on roller bending block 7 inside; The piston rod of lower bowed roller hydraulic cylinder 30 is fixedly connected with bottom working roll bearing block 17, and the cylinder body of lower bowed roller hydraulic cylinder 30 is arranged on lower roller bending block 14 inside.
The above only is specific embodiments of the invention, can not limit the scope that invention is implemented with it, thus the displacement of its equivalent assemblies, or according to equivalent variations and modification that scope of patent protection of the present invention is done, all should still belong to the category that this patent is contained.
Claims (10)
1. cold-strip milling train, it is characterized in that, described cold-strip milling train comprises frame (1), be provided with successively from the top down upper backup roll (3) in the frame (1), top working roll (5), bottom working roll (18) and lower backing roll (16), the two ends of top working roll (5) are respectively arranged with top working roll bearing block (6), the two ends of bottom working roll (18) are respectively arranged with bottom working roll bearing block (17), the both sides of top working roll bearing block (6) and bottom working roll bearing block (17) are respectively equipped with roller block (8), be provided with the gap between the roller block (8) of top working roll bearing block (6) and bottom working roll bearing block (17) and both sides, roller block (8) can promote top working roll bearing block (6) and bottom working roll bearing block (17) and move along the horizontal direction perpendicular to top working roll (5) axis, be fixedly connected with on the frame (1) be useful on drive roller block (8) mobile move horizontally cylinder (11).
2. cold-strip milling train according to claim 1 is characterized in that:
Be connected by transmission side wedge (9) between the roller block (8) that is positioned at the milling train transmission side and the frame (1), the position that the roller block (8) that is positioned at described milling train transmission side and transmission side wedge (9) are in contact with one another is the plane that tilts with respect to top working roll (5) axis, and transmission side wedge (9) can move along the direction of top working roll (5) axis;
Be connected by fore side wedge (10) between the roller block (8) that is positioned at the milling train fore side and the frame (1), the position that the roller block (8) that is positioned at described milling train fore side and fore side wedge (10) are in contact with one another is the plane that tilts with respect to top working roll (5) axis, and fore side wedge (10) can move along the direction of top working roll (5) axis.
3. cold-strip milling train according to claim 2, it is characterized in that: transmission side wedge (9) is fixedly connected with fore side wedge (10) by connecting rod (25), is fixedly connected with on the frame (1) to be useful on to drive transmission side wedge (9) and the mobile wedge movable cylinder (21) of fore side wedge (10).
4. cold-strip milling train according to claim 1, it is characterized in that: be provided with the upper bowed roller hydraulic cylinder (28) that vertically moves for driving top working roll bearing block (6) in the roller block (8), also be provided with the lower bowed roller hydraulic cylinder (30) that vertically moves for driving bottom working roll bearing block (17) in the roller block (8).
5. cold-strip milling train according to claim 4, it is characterized in that: the left and right sides on top working roll bearing block (6) top is respectively equipped with projection, the piston rod of upper bowed roller hydraulic cylinder (28) is fixedly connected with the projection of top working roll bearing block (6), and the cylinder barrel of upper bowed roller hydraulic cylinder (28) is arranged on roller block (8) inside; The left and right sides of bottom working roll bearing block (17) bottom is respectively equipped with projection, and the piston rod of lower bowed roller hydraulic cylinder (30) is fixedly connected with the projection of bottom working roll bearing block (17), and the cylinder barrel of lower bowed roller hydraulic cylinder (30) is arranged on roller block (8) inside.
6. cold-strip milling train according to claim 1 is characterized in that:
The both sides of top working roll bearing block (6) are fixedly connected with roller block (8) by upper roller bending block (7) respectively, upper roller bending block (7) is provided with the groove (71) that slides along top working roll (5) axis direction for top working roll bearing block (6), and roller block (8) is provided with the T-shaped groove (81) that vertically slides for upper roller bending block (7);
The both sides of bottom working roll bearing block (17) are fixedly connected with roller block (8) by lower roller bending block (14) respectively, lower roller bending block (14) is provided with the groove (141) that slides along bottom working roll (18) axis direction for bottom working roll bearing block (17), and roller block (8) is provided with the T-shaped groove (81) that vertically slides for lower roller bending block (14).
7. cold-strip milling train according to claim 6, it is characterized in that: upper roller bending block (7) and lower roller bending block (14) all can vertically move, the piston rod of bowed roller hydraulic cylinder (13) is fixedly connected with upper roller bending block (7), and the cylinder barrel of bowed roller hydraulic cylinder (13) is arranged on lower roller bending block (14) inside.
8. cold-strip milling train according to claim 6, it is characterized in that: be fixedly connected with on the frame (1) to be useful in vertical direction roller block (8) is carried out spacing backing roll balance weight (20) and locating piece (19), also be fixedly connected with on the frame (1) to be useful on perpendicular to the horizontal direction of top working roll (5) axis roller block (8) is carried out spacing outer baffle (23) and Internal baffle (24).
9. cold-strip milling train according to claim 1 is characterized in that:
The both sides of top working roll bearing block (6) are fixedly connected with roller block (8) by upper roller bending block (7) respectively, upper roller bending block (7) is provided with T-shaped groove (72) along the direction of top working roll (5) axis, and upper roller bending block (7) can slide along the direction of top working roll (5) axis;
The both sides of bottom working roll bearing block (17) are fixedly connected with roller block (8) by lower roller bending block (14) respectively, lower roller bending block (14) is provided with T-shaped groove (142) along the direction of bottom working roll (18) axis, and lower roller bending block (14) can slide along the direction of bottom working roll (18) axis.
10. cold-strip milling train according to claim 9, it is characterized in that: be provided with the upper bowed roller hydraulic cylinder (28) that vertically moves for driving top working roll bearing block (6) in the upper roller bending block (7), also be provided with the lower bowed roller hydraulic cylinder (30) that vertically moves for driving bottom working roll bearing block (17) in the lower roller bending block (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310279239.2A CN103350109B (en) | 2013-07-04 | 2013-07-04 | Cold-rolling strip mill |
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| CN201310279239.2A CN103350109B (en) | 2013-07-04 | 2013-07-04 | Cold-rolling strip mill |
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| CN103350109B CN103350109B (en) | 2015-06-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103920715A (en) * | 2014-04-22 | 2014-07-16 | 中冶南方工程技术有限公司 | Dual-supporting device applicable to small-roller-diameter six-roller mill |
| CN103962378A (en) * | 2014-04-22 | 2014-08-06 | 中冶南方工程技术有限公司 | Independent roll replacement device of upper middle roll |
| CN104084425A (en) * | 2014-07-01 | 2014-10-08 | 中冶南方工程技术有限公司 | Working roller horizontally-moving device |
| CN104138908A (en) * | 2014-07-01 | 2014-11-12 | 中冶南方工程技术有限公司 | Direct type horizontal moving device of working roll |
| CN105478487A (en) * | 2015-11-24 | 2016-04-13 | 上海力炯金属科技有限公司 | Hydraulic screwdown gear for rolling mill |
| CN111054758A (en) * | 2019-12-27 | 2020-04-24 | 济南重工股份有限公司 | Be used for rolling pipe owner frame locking device |
| CN112845588A (en) * | 2019-11-27 | 2021-05-28 | 林秉谕 | Rolling equipment |
| CN114130823A (en) * | 2020-09-04 | 2022-03-04 | 山东建筑大学 | Working roll system of plate and strip foil rolling mill |
| CN116689487A (en) * | 2023-05-25 | 2023-09-05 | 重庆大学 | Intelligent cold rolling equipment for ultra-deep drawing plate based on deep learning |
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| CN103962378A (en) * | 2014-04-22 | 2014-08-06 | 中冶南方工程技术有限公司 | Independent roll replacement device of upper middle roll |
| CN103962378B (en) * | 2014-04-22 | 2016-03-02 | 中冶南方工程技术有限公司 | The independent changing rig of intermediate calender rolls in one |
| CN103920715A (en) * | 2014-04-22 | 2014-07-16 | 中冶南方工程技术有限公司 | Dual-supporting device applicable to small-roller-diameter six-roller mill |
| CN104138908B (en) * | 2014-07-01 | 2016-04-20 | 中冶南方工程技术有限公司 | A kind of direct-type working roll horizontally moving device |
| CN104084425A (en) * | 2014-07-01 | 2014-10-08 | 中冶南方工程技术有限公司 | Working roller horizontally-moving device |
| CN104138908A (en) * | 2014-07-01 | 2014-11-12 | 中冶南方工程技术有限公司 | Direct type horizontal moving device of working roll |
| CN104084425B (en) * | 2014-07-01 | 2016-03-02 | 中冶南方工程技术有限公司 | A kind of working roll horizontally moving device |
| CN105478487A (en) * | 2015-11-24 | 2016-04-13 | 上海力炯金属科技有限公司 | Hydraulic screwdown gear for rolling mill |
| CN105478487B (en) * | 2015-11-24 | 2018-07-24 | 上海力炯金属科技有限公司 | Holding-down device of hydraulic for milling train |
| CN112845588A (en) * | 2019-11-27 | 2021-05-28 | 林秉谕 | Rolling equipment |
| CN111054758A (en) * | 2019-12-27 | 2020-04-24 | 济南重工股份有限公司 | Be used for rolling pipe owner frame locking device |
| CN114130823A (en) * | 2020-09-04 | 2022-03-04 | 山东建筑大学 | Working roll system of plate and strip foil rolling mill |
| CN114130823B (en) * | 2020-09-04 | 2024-04-09 | 山东建筑大学 | Working roll system of plate strip foil rolling mill |
| CN116689487A (en) * | 2023-05-25 | 2023-09-05 | 重庆大学 | Intelligent cold rolling equipment for ultra-deep drawing plate based on deep learning |
| CN116689487B (en) * | 2023-05-25 | 2024-05-28 | 重庆大学 | Intelligent cold rolling equipment for ultra-deep drawing plate based on deep learning |
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| CN103350109B (en) | 2015-06-10 |
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