CN111618105B - Roller way replacing device for deformed steel rolling mill - Google Patents
Roller way replacing device for deformed steel rolling mill Download PDFInfo
- Publication number
- CN111618105B CN111618105B CN202010538509.7A CN202010538509A CN111618105B CN 111618105 B CN111618105 B CN 111618105B CN 202010538509 A CN202010538509 A CN 202010538509A CN 111618105 B CN111618105 B CN 111618105B
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- Prior art keywords
- roller way
- roller
- way frame
- side guide
- cover plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/02—Feeding or supporting work; Braking or tensioning arrangements, e.g. threading arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/02—Feeding or supporting work; Braking or tensioning arrangements, e.g. threading arrangements
- B21B39/12—Arrangement or installation of roller tables in relation to a roll stand
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/14—Guiding, positioning or aligning work
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The application provides a replacement roller way device for a deformed steel rolling mill, which comprises a roller way frame, wherein driving roller devices with axes extending forwards and backwards are symmetrically arranged on the roller way frame, a cover plate connected with the roller way frame through bolts is arranged between the two driving roller devices, side guide plates extending leftwards and rightwards are symmetrically arranged on the cover plate, top bar device groups are symmetrically arranged at the left end and the right end of the roller way frame, and the top bar device groups comprise two top bar devices which are symmetrical forwards and backwards. The application adopts the driving roller way type to fill the gap of the rolling mill after being removed, solves the problem that a large number of guide groove spare parts are needed due to overlarge impact of the rolled piece, simultaneously adopts rolling friction between the rolled piece and the roller, replaces sliding friction by the rolling friction, greatly improves the surface quality of the rolled piece, has simple structure, adopts an off-line adjustment mode, has low failure rate, less overhaul workload and simple maintenance, and greatly improves the production efficiency.
Description
Technical Field
The application relates to the technical field of deformed steel production lines, in particular to a replacement roller way device for a deformed steel rolling mill.
Background
The replacement roller way is one of important equipment in the deformed steel production line, the process of the deformed steel production line is complex, the variety of products is more, when the rolling process is different or the products are different, one rolling mill or a plurality of rolling mills in the rolling mill do not need to work, the whole rolling mill is required to be removed from the rolling line, the original rolling mill position can leave a space of about 3 meters after the whole rolling mill is removed, and the replacement roller way is required to be placed at the rolling mill position to fill the rolling mill vacancy so as to prevent falling of steel.
The prior art adopts a guide groove mechanism or an idler roller, and has the following problems:
(1) The guide groove mechanism is adopted, friction between the guide groove and the rolled piece belongs to sliding friction, abrasion of the rolled piece to the guide groove is large, the service life of the guide groove is short, a large number of spare parts are needed, and cost is increased. Friction also causes the lower surface quality of the rolled piece to be reduced, affecting the price of the finished product. Meanwhile, friction can reduce the speed of rolled pieces in a rolling line, and the productivity and rolling efficiency of the whole production line are affected.
(2) By adopting the idler roller type, although friction is reduced to a certain extent, the idle roller does not have motor transmission, so that the running speed of a rolled piece in a rolling line can be reduced, and even steel piling phenomenon is caused in severe cases, so that the technological requirements and the rolling efficiency of the whole production line are affected.
(3) The elevation is fixed and not adjustable whether in the form of a guide groove or an idler roller. When the elevation changes after the roller is worn, the elevation of the guide groove or the idler roller cannot be adjusted accordingly. When the rolled piece passes through, larger impact is generated on the guide groove or the idler roller, and the service life is influenced.
In view of the above, there is an urgent need to develop a novel mechanism to solve the above-mentioned problems.
Disclosure of Invention
According to the technical problems, a replacement roller way device for a deformed steel rolling mill is provided. The replacement roller way device for the deformed steel rolling mill is arranged between two rolling mills after the outer line of a rolling line is integrally adjusted so as to fill the gap left after one or more rolling mills are moved out of the rolling line, and plays roles of supporting, guiding and transporting rolled pieces.
The application adopts the following technical means:
the utility model provides a replacement roller way device for deformed steel rolling mill, includes the roller way frame, the bilateral symmetry is installed on the roller way frame and is the driving roller device that the axis is back and forth extension, installs between two driving roller devices with the apron that the roller way frame passes through bolted connection, the apron is last to be installed bilateral symmetry about extending side guide, the left and right sides symmetry of roller way frame installs top bar device group, just top bar device group includes two top bar devices of bilateral symmetry;
the driving roller device comprises a roller, the front end and the rear end of the roller are respectively connected with a bearing, the bearings are arranged in bearing seats arranged on the roller way frame through bolts, and one end of the roller is connected with a gear motor arranged on the roller way frame through bolts through a coupler; the speed loss of the idler roller during transportation of the rolled piece can be compensated by adopting the connection of the speed reducing motor, so that the transportation efficiency of the rolled piece is ensured;
the left side and the right side of the cover plate are symmetrically provided with a strip-shaped through hole group, the strip-shaped through hole group comprises a plurality of strip-shaped through holes which are arranged in a front-back symmetrical mode, the extension direction of the strip-shaped through holes extends in the front-back mode, and the bottom of the side guide plate is connected with the strip-shaped through holes through bolts;
the jacking rod device comprises a support connected with the roller way frame through bolts, a screw rod extending back and forth penetrates through a threaded hole formed in the top of the support and then is connected with the side guide plate in a contact mode, and a locking nut matched with the screw rod in a threaded mode is arranged between the side guide plate and the support.
The roller is a hollow roller.
The roller way frame comprises a roller way frame body, wherein a left roller way frame body and a right roller way frame body are arranged on the left side and the right side of the roller way frame body respectively, locking blocks are respectively fixed at the left end and the right end of the roller way frame body, an extending part which extends outwards is arranged at the upper part of one side of the locking blocks, and a sliding plate I is fixed at the bottom of the extending part through countersunk screws; a sliding plate II is fixed on the lower portion of one side, far away from the roller way frame, of the locking block through a countersunk screw, and the locking block is locked by a frame locking device of a rolling mill after a replacement roller way device for a deformed rolling mill fills a gap of the rolling mill.
The gasket group I is arranged between the bearing seat and the roller way frame; a gasket group II is arranged between the speed reducing motor and the roller way frame; a gasket group III is arranged between the cover plate and the roller way frame; and a gasket group IV is arranged between the support and the roller way frame.
The cover plate is lower than the top surface of the roller, so that the rolled piece cannot strike the cover plate when passing through.
Further, both ends of the side guide provided on the front side are bent toward the front side, and both ends of the side guide provided on the rear side are bent toward the rear side. The ends of the two side guide plates form a horn mouth shape, so that the rolled piece can conveniently enter and exit.
Compared with the prior art, the application has the following advantages:
1. the application adopts the driving roller way type to fill the gap of the rolling mill after being removed, solves the problem that a large number of guide groove spare parts are needed due to overlarge impact of the rolled piece, and simultaneously, the rolling friction is adopted between the rolled piece and the roller, and the rolling friction is used for replacing the sliding friction, so that the surface quality of the rolled piece is greatly improved;
2. the roller adopts the driving roller instead of the idler roller, so that the speed of a rolled piece is not affected when the rolled piece passes through, and the rolling efficiency is greatly improved; the interchangeability among the assembly of the driving rollers is kept, the variety of spare parts is reduced, and the equipment utilization rate and the maintenance speed can be improved;
3. the elevation of the roller surface is adjustable, and when the elevation changes after the roller is worn, the elevation of the replacement roller way can be adjusted along with the elevation of the lifting roller way. The impact on the roller surface is small when the rolled piece passes through, and the service life is prolonged
4. The application has simple structure, low failure rate, less maintenance workload and simple maintenance by adopting an off-line adjustment mode, thereby greatly improving the production efficiency.
Based on the reasons, the application can be widely popularized in the fields of deformed steel production lines and the like.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
FIG. 1 is a front view of a replacement roller table apparatus for a profiled bar mill in accordance with an embodiment of the application.
FIG. 2 is a left side view of an alternative roller table apparatus for a profiled bar mill in accordance with an embodiment of the application.
FIG. 3 is a top view of a replacement roller table apparatus for a profiled bar mill in accordance with an embodiment of the application.
Fig. 4 is a schematic view of the structure of a driving roller device in the embodiment of the application.
Fig. 5 is a schematic structural view of a ram apparatus according to an embodiment of the present application.
Fig. 6 is a schematic view of a locking block according to an embodiment of the present application.
In the figure: 1. a driving roller device; 11. a speed reducing motor; 12. a coupling; 13. a bearing seat; 14. a roller; 15. a bearing;
2. a push rod device; 21. a screw; 22. a bracket; 23. a lock nut; 24. a gasket group IV;
3. a roller bed frame; 31. a locking block; 32. a sliding plate I; 33. a sliding plate II;
4. a cover plate; 41. a long-strip-shaped through hole; 5. a side guide; 6. a gasket group I; 7. a gasket group II; 8. a gasket group III; 9. a rolling mill locking device.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be clear that the dimensions of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present application, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application: the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present application.
As shown in fig. 1 to 6, a replacement roller device for a deformed steel rolling mill comprises a roller frame 3, wherein driving roller devices 1 with axes extending front and back are symmetrically arranged on the roller frame 3, a cover plate 4 connected with the roller frame 3 through bolts is arranged between the two driving roller devices 1, side guide plates 5 extending left and right are symmetrically arranged on the cover plate 4, top bar device groups are symmetrically arranged at the left and right ends of the roller frame 3, and each top bar device group comprises two top bar devices 2 which are symmetrically arranged front and back;
the driving roller device 1 comprises a roller 14, wherein the front end and the rear end of the roller 14 are respectively connected with a bearing 15, the bearings 15 are arranged in bearing seats 13 which are arranged on the roller way frame 3 through bolts, and one end of the roller 14 is connected with a gear motor 11 which is arranged on the roller way frame 3 through bolts through a coupler 12;
the left side and the right side of the cover plate 4 are symmetrically provided with a strip-shaped through hole group, the strip-shaped through hole group comprises a plurality of strip-shaped through holes 41 which are arranged in a front-back symmetrical mode, the extension direction of the strip-shaped through holes 41 extends front and back, and the bottom of the side guide plate 5 is connected with the strip-shaped through holes 41 through bolts;
the jacking rod device 2 comprises a support 22 connected with the roller way frame 3 through bolts, a screw rod 21 extending forwards and backwards penetrates through a threaded hole formed in the top of the support 22 and then is in contact connection with the side guide plate 5, and a locking nut 23 in threaded fit with the screw rod 21 is arranged between the side guide plate 5 and the support 22.
The roller 14 is, in the first place, a hollow roller.
The roller way frame 3 is characterized in that locking blocks 31 are respectively fixed at the left end and the right end of the roller way frame 3, an extending part extending outwards is arranged at the upper part of one side of the locking blocks 31 away from the roller way frame 3, and a sliding plate I32 is fixed at the bottom of the extending part through countersunk head screws; the lower part of one side of the locking block 31 far away from the roller way frame 3 is fixedly provided with a sliding plate II 33 through a countersunk screw, and the locking block is locked by a frame locking device 9 of the rolling mill after the gap of the rolling mill is filled by a replacement roller way device for the deformed rolling mill.
First, a gasket group I6 is arranged between the bearing seat 13 and the roller way frame 3; a gasket group II 7 is arranged between the gear motor 11 and the roller way frame 3; a gasket group III 8 is arranged between the cover plate 4 and the roller way frame 3; a gasket group IV 24 is arranged between the bracket 22 and the roller way frame 3.
The cover plate 4 is further lowered below the top surface of the rollers 14 to ensure that the product passing therethrough does not strike the cover plate 4.
Further, both ends of the side guide 5 provided at the front side are bent toward the front side, and both ends of the side guide 5 provided at the rear side are bent toward the rear side. The ends of the two side guide plates 5 form a horn mouth shape, which is convenient for the entry and exit of rolled pieces.
The arrangement of the long strip-shaped through holes 41 can enable the side guide plate 5 to move on the upper surface of the cover plate 4 after the bolts are unscrewed, so that the opening degree is adjusted, and the adjustment range is between B and A (as shown in fig. 2), wherein B is the position of the side guide plate 5 when the opening degree is minimum, and A is the position of the side guide plate 5 when the opening degree is maximum; the adjustment distances of the two groups of side guide plates 5 are kept consistent, so that the two groups of side guide plates 5 after adjustment are ensured to be symmetrical about the central line of the roller frame 3;
the replacing roller way device for the deformed steel rolling mill is arranged on a rolling production line integrally after offline adjustment of a roller disassembly preparation workshop.
The offline adjustment process comprises the following steps: firstly, opening the fastening bolts for connecting the bearing seat 13, the gear motor 11, the cover plate 4 and the support 22 in the top bar device 2, and then adjusting the elevation of the roller 14 in the driving roller device 1 by increasing or decreasing the gasket group I6, the gasket group II 7, the gasket group III 8 and the gasket group IV 24 according to the requirements of the rolling process. The increase and decrease number and thickness of the gasket group I6, the gasket group II 7, the gasket group III 8 and the gasket group IV 24 are consistent, and other parts except the roller way frame 3 are guaranteed to be wholly lifted or lowered for a certain distance. The connecting bolts connecting the bearing seat 13, the gear motor 11, the cover plate 4, the jacking rod device 2 and the roller frame 3 have several groups of different lengths, the lengths are selected according to the thickness of the gasket group, and the handles and the bolts are screwed after the elevation of the roller surface is adjusted.
Thereafter, the opening degree is adjusted: when the opening degree of the side guide plates 5 is adjusted, firstly, the bolts connecting the side guide plates 5 and the cover plate 4 are opened, then, the side guide plates 5 are adjusted to the proper opening degree according to the variety and specification of rolled pieces, the adjustment distances of the two side guide plates 5 are kept consistent, and the handles and the bolts are screwed after the adjustment is completed. After the opening degree of the side guide plate 5 is adjusted, the locking nut 23 in the jacking rod device 2 is loosened, the screw rod 21 is adjusted by a spanner to jack the side guide plate 5, and the locking nut 23 is screwed after jack. The back jacking rod device 2 with the adjusted opening thickness of the side guide plate 5 is jacked on the back surface of the side guide plate 5, so that the side guide plate 5 can not change the opening degree caused by the impact of rolled pieces.
And finally, online adjustment: after the roll surface elevation of the equipment and the opening degree of the side guide plate 5 are adjusted, a replacement roller way device for a deformed steel rolling mill is integrally hoisted to a vacant position left after the rolling mill is moved out, and then a locking block 31 on the roller way frame 3 is locked by a frame locking device 9, so that the deformed steel rolling mill can be put into operation. If the roller way device does not need to be replaced, the rolling mill locking device 9 is loosened, and the replacement roller way device is lifted out to an off-line adjustment workshop.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.
Claims (5)
1. The replacement roller way device for the deformed steel rolling mill is characterized by comprising a roller way frame, wherein driving roller devices with axes extending front and back are symmetrically arranged on the roller way frame, a cover plate connected with the roller way frame through bolts is arranged between the two driving roller devices, side guide plates extending left and right are symmetrically arranged on the cover plate front and back, top bar device groups are symmetrically arranged at the left and right ends of the roller way frame, and each top bar device group comprises two top bar devices which are symmetrical front and back;
the driving roller device comprises a roller, the front end and the rear end of the roller are respectively connected with a bearing, the bearings are arranged in bearing seats arranged on the roller way frame through bolts, and one end of the roller is connected with a gear motor arranged on the roller way frame through bolts through a coupler;
the left side and the right side of the cover plate are symmetrically provided with a strip-shaped through hole group, the strip-shaped through hole group comprises a plurality of strip-shaped through holes which are arranged in a front-back symmetrical mode, the extension direction of the strip-shaped through holes extends in the front-back mode, and the bottom of the side guide plate is connected with the strip-shaped through holes through bolts;
the jacking rod device comprises a bracket connected with the roller way frame through bolts, a screw rod extending forwards and backwards penetrates through a threaded hole formed in the top of the bracket and then is in contact connection with the side guide plate, and a locking nut in threaded fit with the screw rod is arranged between the side guide plate and the bracket;
locking blocks are respectively fixed at the left end and the right end of the roller way frame, an extending part which extends outwards is arranged at the upper part of one side of the locking blocks, which is far away from the roller way frame, and a sliding plate I is fixed at the bottom of the extending part through countersunk screws; and a sliding plate II is fixed on the lower part of one side of the locking block, which is far away from the roller way frame, through a countersunk head screw.
2. The replacement roller way device for a deformed steel rolling machine according to claim 1, wherein the roller is a hollow roller.
3. The replacement roller way device for the deformed steel rolling mill according to claim 1, wherein a gasket group I is arranged between the bearing seat and the roller way frame; a gasket group II is arranged between the speed reducing motor and the roller way frame; a gasket group III is arranged between the cover plate and the roller way frame; and a gasket group IV is arranged between the support and the roller way frame.
4. The replacement roller way device for a deformed steel rolling machine according to claim 1, wherein the cover plate is lower than the top surface of the roller.
5. The replacement roller device for a deformed steel rolling machine according to claim 1, wherein both ends of the side guide provided at the front side are bent toward the front side, and both ends of the side guide provided at the rear side are bent toward the rear side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010538509.7A CN111618105B (en) | 2020-06-13 | 2020-06-13 | Roller way replacing device for deformed steel rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010538509.7A CN111618105B (en) | 2020-06-13 | 2020-06-13 | Roller way replacing device for deformed steel rolling mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111618105A CN111618105A (en) | 2020-09-04 |
| CN111618105B true CN111618105B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010538509.7A Active CN111618105B (en) | 2020-06-13 | 2020-06-13 | Roller way replacing device for deformed steel rolling mill |
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| Country | Link |
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| CN (1) | CN111618105B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1320196A (en) * | 1969-09-13 | 1973-06-13 | Moeller & Neumann Gmbh | Universal rolling mill stand having more than one roll pass for rolling profiled beams such as i-beams |
| US4763505A (en) * | 1986-03-04 | 1988-08-16 | Fried. Krupp Gmbh | Rolling mill stand with roll replaceability |
| CN1846889A (en) * | 2006-05-11 | 2006-10-18 | 攀钢集团攀枝花钢铁研究院 | Pinch roll device |
| CN201108920Y (en) * | 2007-07-27 | 2008-09-03 | 马鞍山钢铁股份有限公司 | On-line adjustable rolling guide slot for rolling mill |
| CN204018387U (en) * | 2014-07-31 | 2014-12-17 | 马钢(集团)控股有限公司 | The adjustable rolling guide of integral type for rod-rolling mill |
| CN204220642U (en) * | 2014-11-13 | 2015-03-25 | 武汉科技大学 | The guide and guards that a kind of opening is adjustable |
| CN207103440U (en) * | 2017-06-30 | 2018-03-16 | 天津市中重科技工程有限公司 | Mm finishing mill unit front entrance side opening degree can adjust flipper guide device |
| CN212285321U (en) * | 2020-06-13 | 2021-01-05 | 大连华锐重工集团股份有限公司 | Replacement roller way device for deformed steel rolling mill |
-
2020
- 2020-06-13 CN CN202010538509.7A patent/CN111618105B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1320196A (en) * | 1969-09-13 | 1973-06-13 | Moeller & Neumann Gmbh | Universal rolling mill stand having more than one roll pass for rolling profiled beams such as i-beams |
| US4763505A (en) * | 1986-03-04 | 1988-08-16 | Fried. Krupp Gmbh | Rolling mill stand with roll replaceability |
| CN1846889A (en) * | 2006-05-11 | 2006-10-18 | 攀钢集团攀枝花钢铁研究院 | Pinch roll device |
| CN201108920Y (en) * | 2007-07-27 | 2008-09-03 | 马鞍山钢铁股份有限公司 | On-line adjustable rolling guide slot for rolling mill |
| CN204018387U (en) * | 2014-07-31 | 2014-12-17 | 马钢(集团)控股有限公司 | The adjustable rolling guide of integral type for rod-rolling mill |
| CN204220642U (en) * | 2014-11-13 | 2015-03-25 | 武汉科技大学 | The guide and guards that a kind of opening is adjustable |
| CN207103440U (en) * | 2017-06-30 | 2018-03-16 | 天津市中重科技工程有限公司 | Mm finishing mill unit front entrance side opening degree can adjust flipper guide device |
| CN212285321U (en) * | 2020-06-13 | 2021-01-05 | 大连华锐重工集团股份有限公司 | Replacement roller way device for deformed steel rolling mill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111618105A (en) | 2020-09-04 |
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