CN219442926U - Quick dismounting device for rough rolling back-up roll - Google Patents
Quick dismounting device for rough rolling back-up roll Download PDFInfo
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- CN219442926U CN219442926U CN202320821844.7U CN202320821844U CN219442926U CN 219442926 U CN219442926 U CN 219442926U CN 202320821844 U CN202320821844 U CN 202320821844U CN 219442926 U CN219442926 U CN 219442926U
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- lifting
- support roller
- lifting assembly
- roller
- roll
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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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Abstract
The utility model aims to disclose a rapid dismounting device for a rough rolling support roller, which comprises a track platform, a first lifting assembly, a support roller bracket and a second lifting assembly, wherein a stop block is arranged on the track platform; the first lifting assembly is arranged on the track platform and lifts the lower supporting roller, and the bottom of the first bearing seat is provided with a roller; the second lifting component is arranged on the support roller bracket and lifts the support roller; the first lifting assembly and the lifting surface of the second lifting assembly are arc-shaped, and compared with the prior art, the novel lifting device has the following technical effects: the first lifting assembly and the second lifting assembly are respectively arranged for the lower supporting roller and the upper supporting roller, after the lower supporting roller and the upper supporting roller are respectively supported, the bearing seats at the two ends of the lower supporting roller and the upper supporting roller are suspended, the bearing seats are quickly disassembled, the bearing seats and the supporting rollers are respectively and independently lifted through the low-tonnage travelling crane, 20 tons of travelling crane is not needed, and the construction cost of a new factory building or the transformation cost of an old factory building is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of roll changing of ultra-thick copper strip roughing mills for new energy, in particular to a rapid dismounting device for a roughing back-up roll.
Background
In the process of rolling and thinning the copper strip with the thickness of 12mm-20mm, the copper strip needs to be rolled by a roughing mill. The working pressure of the roughing mill is large, and the roughing backup roll is used for supporting the working roll so as to prevent the working roll from bending deformation and further influence the quality of the thinned copper strip. After the rough rolling support roller is used for a period of time, surface damage such as hardening cracking, dent deformation and the like can occur on the surface of the rough rolling support roller, polishing maintenance needs to be carried out in time, and therefore the rough rolling support roller needs to be disassembled.
At present, when the rough rolling support roller is disassembled, the rough rolling support roller is transported out through the track platform, and then is lifted to the numerical control roll grinder through the travelling crane and polished, the single rough rolling support roller consists of a support roller body and bearing seats at two ends of the support roller body, and the total weight of the whole single rough rolling support roller is about 16 tons. At present, the rough rolling support roller is integrally lifted through the travelling crane, the travelling crane with the bearing capacity of 20 tons is needed, and the travelling crane with the bearing capacity of 20 tons has high requirements on the space and span of a factory building, so that the construction cost or the transformation cost of the factory building is greatly increased.
In view of the above, there is a need to develop a quick dismounting device for roughing back-up rolls that overcomes the above-mentioned drawbacks.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to disclose a rapid dismounting device for a rough rolling support roller, which can realize lifting through a low-tonnage travelling crane after the rough rolling support roller is dismounted rapidly, so that the construction cost of a factory building is reduced greatly.
In order to achieve the aim, the utility model provides a rapid dismounting device for a rough rolling support roller, which comprises a track platform, a first lifting assembly, a support roller bracket and a second lifting assembly, wherein the track platform is arranged on the track platform;
the first lifting assembly is arranged on the track platform and lifts the lower supporting roller;
the second lifting component is arranged on the support roller bracket and lifts the support roller;
the lifting surfaces of the first lifting component and the second lifting component are arc-shaped lifting surfaces.
Preferably, the bottom of the supporting roller bracket is supported on first bearing seats at two ends of the lower supporting roller;
the top of the support roller bracket is supported on the second bearing seats at two ends of the upper support roller.
Preferably, the first lifting assembly comprises four first lifting columns, a first arc-shaped lifting surface and a first base, and when the first lifting columns do not extend, the first arc-shaped lifting surface is hidden in the track platform.
Preferably, the second lifting assembly comprises four second lifting columns, a second arc-shaped lifting surface and a second base, and when the second lifting columns do not extend, the second arc-shaped lifting surface is hidden in the support roller bracket.
Preferably, the width of the first arc-shaped lifting surface is at least 1/2 of the width of the lower supporting roller.
Preferably, the width of the second arc-shaped lifting surface is at least 1/2 of the width of the upper supporting roller.
Preferably, a roller is arranged at the bottom of the first bearing seat.
Preferably, a stop block is arranged on the track platform, when the roller at the forefront end contacts with the stop block, the first lifting assembly lifts the middle part of the lower supporting roller, and the second lifting assembly lifts the middle part of the upper supporting roller.
Preferably, a rubber layer is arranged on the surface of the arc-shaped lifting surface.
Preferably, the rubber layer has a thickness of 3mm to 10mm.
Compared with the prior art, the utility model has the following technical effects:
the first lifting assembly and the second lifting assembly are respectively arranged for the lower supporting roller and the upper supporting roller, after the lower supporting roller and the upper supporting roller are respectively supported, the bearing seats at the two ends of the lower supporting roller and the upper supporting roller are suspended, the bearing seats are quickly disassembled, the bearing seats and the supporting roller body are respectively and independently lifted through the low-tonnage travelling crane, 20 tons of travelling crane is not needed, and the construction cost of a new factory building or the transformation cost of an old factory building is greatly reduced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic front view of the quick release device of the present utility model.
Figure 2 is a schematic side view of the first or second lift assembly of the present utility model.
Fig. 3 is an enlarged schematic view of the portion of fig. 1A according to the present utility model.
1, a track platform; 11. a stop block; 2. a first lifting assembly; 21. a first lifting column; 22. a first arcuate lifting surface; 23. a first base; 3. a backup roll support; 4. a second lifting assembly; 41. a second lifting column; 42. a second arcuate lifting surface; 43. a second base; 5. a lower support roller; 51. a lower support roller body; 52. a first bearing seat; 53. a roller; 6. an upper support roller; 61. an upper backup roll body; 62. and a second bearing seat.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present utility model, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present utility model by those skilled in the art.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1
Referring to fig. 1 to 3, this embodiment discloses a specific embodiment of a quick-release device for roughing back-up rolls.
The quick dismounting device for the rough rolling support roller is shown in fig. 1 to 3, and comprises a track platform 1, a first lifting assembly 2, a support roller bracket 3 and a second lifting assembly 4, wherein a stop block 11 is arranged on the track platform 1; the first lifting assembly 2 is arranged on the track platform 1 and lifts the lower supporting roller 5; the second lifting assembly 4 is arranged on the support roller bracket 3 and lifts the upper support roller 6, specifically, the lower support roller 5 comprises a lower support roller body 51 and first bearing seats 52 at two ends thereof, the bottom of the first bearing seat 52 is provided with a roller 53, and the upper support roller 6 comprises an upper support roller body 61 and second bearing seats 62 at two ends thereof; the lifting surfaces of the first lifting component 2 and the second lifting component 4 are arc-shaped lifting surfaces; the bottom of the supporting roller bracket 3 is supported on first bearing seats 52 at two ends of the lower supporting roller 5; the top of the supporting roller bracket 3 is supported on the second bearing seats 62 at the two ends of the upper supporting roller 6.
Specifically, referring to fig. 1 to 3, in order to smoothly move the lower support roller 5 and the upper support roller 6 to the appropriate positions, the first lifting assembly 2 is in a hidden state when not lifted, and provides a avoidance space for moving the lower support roller 5 to the appropriate positions, the first lifting assembly 2 includes four first lifting columns 21, a first arc-shaped lifting surface 22 and a first base 23, when the first lifting columns 21 are not extended, the first arc-shaped lifting surface 22 is hidden in the track platform 1, and the four first lifting columns 21 enable lifting of the first lifting assembly 2 to be more stable; the second lifting assembly 4 is in a hidden state when not lifted, an avoidance space is provided for placing the upper supporting roller 6 at a proper position, the second lifting assembly 4 comprises four second lifting columns 41, a second arc-shaped lifting surface 42 and a second base 43, lifting of the second lifting assembly 4 is more stable due to the four second lifting columns 41, when the second lifting columns 41 do not extend, the second arc-shaped lifting surface 42 is hidden in the supporting roller bracket 3, and in view of limited internal space of the supporting roller bracket 3, the hydraulic power part and the hydraulic oil circuit of the second lifting assembly 4 are separated from the second lifting columns 41 and the second base 43, and the hydraulic oil circuit is connected into the second lifting assembly 4 when lifting is needed.
In order to realize safe lifting, the problem of overturning of the support rollers is prevented in the process of disassembling the first bearing seat 52 and the second bearing seat 62, the width of the first arc-shaped lifting surface 22 is at least 1/2 of the width of the lower support roller 5, namely, the lower support roller 5 with the width of at least 1/2 is supported by the arc surface, and is not easy to overturn; the width of the second arc-shaped lifting surface 42 is at least 1/2 of the width of the upper supporting roller 6, that is, at least 1/2 of the width of the upper supporting roller 6 is supported by the arc surface, so that the upper supporting roller is not easy to topple; in addition, in order to prevent the first arc-shaped lifting surface 22 from damaging the surface of the lower supporting roller 5 and prevent the second arc-shaped lifting surface 42 from damaging the surface of the upper supporting roller 6, rubber layers are provided on the surfaces of the first arc-shaped lifting surface 22 and the second arc-shaped lifting surface 42, the thickness of the rubber layers is 3mm-10mm, preferably 8mm, and the rubber layers are hard rubber layers.
When the support roller needs to be disassembled, the track platform 1 is carried out according to the following steps:
the first step, the track platform 1 moves to the bottom of the lower support roller 5 and transports the lower support roller 5 out;
secondly, the support roller bracket 3 is arranged on the top of the first bearing seats 52 at the two ends of the lower support roller 5;
thirdly, carrying the lower supporting roller 5 and the supporting roller bracket 3 by the track platform 1 to transport out the upper supporting roller 6, wherein the second bearing seats 62 at the two ends of the upper supporting roller 6 are arranged at the top of the supporting roller bracket 3;
fourth, pushing the lower supporting roller 5 to move the roller 53 along the track platform 1, when the roller 53 at the forefront contacts the stop block 11, the first lifting component 2 lifts the middle part of the lower supporting roller 5, and the second lifting component 4 lifts the middle part of the upper supporting roller 6, that is, the first lifting component 2 and the second lifting component 4 respectively lift the lower supporting roller 5 and the upper supporting roller 6 centrally, so that the middle supporting part can effectively avoid the toppling caused by eccentric lifting;
step five, starting the second lifting assembly 4, lifting the four second lifting columns 41, lifting the second arc-shaped lifting surface 42 to the supporting roller body 61 and enabling the second bearing seat 62 to be in a suspended state;
sixth, the second bearing block 62 is disassembled, because the weight of a single second bearing block 62 is about 4 tons to 5 tons, and the weight of the upper supporting roller body 61 is about 8 tons, the disassembled upper supporting roller body 61 and the second bearing block 62 can be respectively lifted by small-tonnage travelling crane, for example, the upper supporting roller body 61 and the second bearing block 62 are respectively lifted by 10 tons of travelling crane, compared with the whole existing travelling crane lifting upper supporting roller 6 adopting 20 tons of travelling crane, the construction cost of a new factory building or the reconstruction cost of an old factory building of the travelling crane adopting 10 tons of travelling crane is greatly reduced;
seventh, hanging the support roller bracket 3 away by a small-tonnage traveling crane;
starting the first lifting assembly 3, lifting the four first lifting columns 21, lifting the lower supporting roller body 51 by the first arc-shaped lifting surface 22, and suspending the first bearing seat 52;
ninth, the first bearing seat 52 is disassembled, and because the weight of a single first bearing seat 52 is about 4 tons to 5 tons and the weight of the lower supporting roller body 51 is about 8 tons, the disassembled lower supporting roller body 51 and the first bearing seat 52 can be respectively lifted by small-tonnage travelling crane, for example, the lower supporting roller body 51 and the first bearing seat 52 are respectively lifted by 10 tons of travelling crane, compared with the whole existing lower supporting roller 5 lifted by 20 tons of travelling crane, the construction cost of a new factory building or the reconstruction cost of an old factory building of the travelling crane by 10 tons of threshold is greatly reduced;
tenth, the disassembled upper backup roll body 61, second bearing housing 62, lower backup roll body 51 and first bearing housing 52 are repaired, respectively.
Through the steps, the support roller is split and then is lifted to the numerical control roll grinder by adopting the small-tonnage crane, and the grinding is carried out, so that the crane of 20 tons is not needed, and the construction cost of a new factory building or the reconstruction cost of an old factory building is greatly reduced.
Claims (10)
1. The quick dismounting device for the rough rolling support roller is characterized by comprising a track platform, a first lifting assembly, a support roller bracket and a second lifting assembly;
the first lifting assembly is arranged on the track platform and lifts the lower supporting roller;
the second lifting component is arranged on the support roller bracket and lifts the support roller;
the lifting surfaces of the first lifting component and the second lifting component are arc-shaped lifting surfaces.
2. The rapid disassembly device for roughing backup rolls according to claim 1, wherein the bottom of the backup roll stand is supported by first bearing seats at both ends of the lower backup roll;
the top of the support roller bracket is supported on the second bearing seats at two ends of the upper support roller.
3. The quick release apparatus for a roughing back-up roll of claim 2, wherein said first lifting assembly comprises four first lifting columns, a first arcuate lifting surface and a first base, said first arcuate lifting surface being hidden within said track platform when said first lifting columns are not extended.
4. The quick release apparatus for a roughing back-up roll of claim 2, wherein said second lifting assembly comprises four second lifting columns, a second arcuate lifting surface and a second base, said second arcuate lifting surface being hidden within said back-up roll holder when said second lifting columns are not extended.
5. A quick release device for a roughing back-up roll as in claim 3, wherein said first arcuate lifting surface has a width of at least 1/2 of the width of said lower back-up roll.
6. The quick release apparatus for a roughing back-up roll as in claim 4, wherein said second arcuate lifting surface has a width of at least 1/2 of the width of said upper back-up roll.
7. A quick release device for roughing back-up rolls as claimed in any one of claims 2-6, wherein rollers are provided at the bottom of said first bearing housing.
8. The rapid disassembly device for roughing support rollers as claimed in claim 7, wherein a stopper is provided at the rail platform, and the first lifting assembly lifts the middle portion of the lower support roller and the second lifting assembly lifts the middle portion of the upper support roller when the foremost roller contacts the stopper.
9. The rapid disassembly device for roughing back-up rolls as claimed in claim 7, wherein a rubber layer is provided on the surface of the arc-shaped lifting surface.
10. The rapid disassembly device for roughing back-up rolls as claimed in claim 9, wherein said rubber layer has a thickness of 3mm to 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320821844.7U CN219442926U (en) | 2023-04-13 | 2023-04-13 | Quick dismounting device for rough rolling back-up roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320821844.7U CN219442926U (en) | 2023-04-13 | 2023-04-13 | Quick dismounting device for rough rolling back-up roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219442926U true CN219442926U (en) | 2023-08-01 |
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ID=87380557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320821844.7U Active CN219442926U (en) | 2023-04-13 | 2023-04-13 | Quick dismounting device for rough rolling back-up roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219442926U (en) |
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2023
- 2023-04-13 CN CN202320821844.7U patent/CN219442926U/en active Active
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