Supporting mechanism and rolling equipment

By using a magnetic suction module to adjust the connection between the support pad and the bearing seat in the support mechanism of the roller pressing equipment, the problem of long disassembly and assembly time when replacing the roll in the prior art is solved, and the production efficiency is improved.

CN222727502UActive Publication Date: 2025-04-08CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202520138739.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-21
Publication Date
2025-04-08
Estimated Expiration
2035-01-21

AI Technical Summary

Technical Problem

When existing roller pressing equipment replaces rolls, it takes a long time to disassemble and assemble the support pad, which affects production efficiency.

Method used

A support mechanism is designed, including a bearing seat, a separable support pad and a support cylinder. A magnetic suction module is provided on the support pad. By adjusting the magnetic size of the magnetic suction module, the installation and separation between the support pad and the bearing seat are achieved.

Benefits of technology

Through the adjustment of the magnetic suction module, the time for disassembling and assembling the support pad during the replacement of the roll is reduced, and the production efficiency is improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a supporting mechanism and rolling equipment, the supporting mechanism comprises a bearing seat, a supporting base plate and a supporting cylinder, the supporting base plate is separably arranged on the bottom surface of the bearing seat, the supporting base plate comprises a base plate and a magnetic suction module arranged on the base plate, the supporting cylinder is located below the bearing seat and comprises a cylinder body and a piston, and the piston is arranged in the cylinder body. The supporting base plate is located between the upper end face of the piston and the bottom face of the bearing seat. The supporting cylinder supports the bearing seat through the supporting base plate. When the magnetic attraction module is in the first state, the magnetic attraction module is used for fixing the supporting base plate to the bearing seat through magnetic attraction force between the magnetic attraction module and the bearing seat. And when the magnetic suction module is in the second state, the supporting base plate can be separated from the bearing seat. According to the supporting mechanism, the time for disassembling and assembling the supporting base plate in the roller replacing process can be shortened, and the production efficiency can be improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of battery production and manufacturing, in particular to a supporting mechanism and rolling equipment. Background Art

[0002] In the related technology, batteries are widely used in electric vehicles such as electric bicycles, electric motorcycles, and electric cars, as well as in military equipment, aerospace and other fields. The battery pole group is mainly composed of pole pieces. In the production process of battery pole pieces, the rollers of the rolling equipment are usually used to compact the coated pole pieces.

[0003] The rollers of the rolling equipment are supported by a supporting mechanism. The rollers of the rolling equipment will wear out after a period of use. The wear of the rollers will directly affect the consistency of the thickness of the pole pieces. Therefore, the rollers need to be replaced regularly at the production site. However, in the process of replacing the rollers of the rolling equipment in the related art, it takes a long time to disassemble and assemble the pads on the supporting mechanism, which affects the production efficiency. Therefore, how to efficiently replace the rollers has become a problem that needs to be solved. Utility Model Content

[0004] The utility model provides a supporting mechanism and rolling equipment. The supporting mechanism can reduce the time for disassembling and assembling a supporting pad during the process of replacing a rolling roller, which is beneficial to improving production efficiency.

[0005] In the first aspect, the utility model provides a support mechanism, comprising: a bearing seat for mounting and supporting a rolling roller; a support pad, which can be detachably arranged on the bottom surface of the bearing seat, the support pad comprises a pad and a magnetic module arranged on the pad, the magnetic module comprises a magnetic module body and an adjusting member, the adjusting member is arranged on the magnetic module body to adjust the magnetic size of the magnetic module body; a support cylinder, which is located below the bearing seat and comprises a cylinder body and a piston, the piston is arranged on the cylinder body so as to be movable up and down, the support pad is located between the upper end surface of the piston and the bottom surface of the bearing seat, and the support cylinder supports the bearing seat through the support pad; wherein the magnetic module has a first state and a second state, the magnetism of the magnetic module in the first state is greater than the magnetism in the second state, when the magnetic module is in the first state, the magnetic module is used to fix the support pad to the bearing seat through the magnetic attraction force between the magnetic module and the bearing seat, and when the magnetic module is in the second state, the support pad can be separated from the bearing seat.

[0006] In the above technical solution, a magnetic suction module is arranged on the pad and the magnetic suction module has two states with different magnetic sizes, so that the magnetic size of the magnetic suction module can be adjusted as needed. For example, when the rolling equipment is working normally, the magnetism of the magnetic suction module is increased so that the magnetic suction module is in the first state, so that the magnetic attraction force between the support pad and the bearing seat is larger, so that the support pad is adsorbed and fixed on the bearing seat through the magnetic attraction force between the magnetic suction module and the bearing seat. When the roller needs to be replaced, the magnetism of the magnetic suction module can be reduced so that the magnetic suction module is in the second state, so that the magnetic attraction force between the support pad and the bearing seat is small or there is no magnetic attraction, and the support pad It can be separated from the bearing seat, and the roller can be removed together with the bearing seat at this time, which is convenient for subsequent replacement of the roller. After the roller is replaced, when the roller and the bearing seat are installed on the top of the support cylinder, the magnetism of the magnetic suction module can be increased to make the magnetic suction module in the first state, so that the magnetic suction force between the support pad and the bearing seat is larger, and the support pad can be automatically adsorbed and fixed on the bottom surface of the bearing seat under the action of the magnetic suction force; by setting the magnetic suction module and adjusting the magnetic size of the magnetic suction module, the installation and separation between the support pad and the bearing seat can be easily realized, which can reduce the time for disassembling and assembling the support pad during the replacement of the roller, which is conducive to improving production efficiency.

[0007] In some embodiments, the magnetic module is detachably connected to the pad.

[0008] In the above technical solution, by making the magnetic module and the backing plate detachably connected, the maintenance and replacement of the magnetic module are facilitated, which is conducive to extending the service life of the entire magnetic module.

[0009] In some embodiments, the magnetic module is connected to the backing plate via fasteners.

[0010] In the above technical solution, by connecting the magnetic module and the pad through fasteners, the connection between the magnetic module and the pad can be made more reliable and stable, reducing the risk of the magnetic module loosening from the pad.

[0011] In some embodiments, the magnetic attraction module is disposed on the outer peripheral side of the pad.

[0012] In the above technical solution, by arranging the magnetic attraction module on the outer peripheral side of the pad, the magnetic attraction module can be easily adjusted; and the flatness of the upper surface of the pad will not be affected, so that the upper surface of the pad can be in contact with the bottom surface of the bearing seat, so that there is a larger contact area between the pad and the bearing seat, so that the support cylinder can support the bearing seat through the supporting pad more stably and reliably, thereby supporting the rolling roller more stably and reliably.

[0013] In some embodiments, the magnetic module body extends along the circumference of the pad.

[0014] In the above technical solution, by extending the magnetic module body along the circumference of the pad, the magnetic area between the magnetic module and the bearing seat can be larger, so that the support pad can be more stably adsorbed and fixed on the bearing seat through the magnetic module.

[0015] In some embodiments, the upper surface of the magnetic module is flush with the upper surface of the pad; or, the upper surface of the magnetic module is lower than the upper surface of the pad.

[0016] In the above technical solution, by making the upper surface of the magnetic module not higher than the upper surface of the pad, when the magnetic module is adsorbed and fixed on the bottom surface of the bearing seat, the upper surface of the pad can be in contact with the bottom surface of the bearing seat, so that there is a larger contact area between the support pad and the bearing seat, so that the support cylinder can support the bearing seat through the support pad more stably and reliably, thereby supporting the rolling roller more stably and reliably.

[0017] In some embodiments, there are multiple magnetic modules, and the multiple magnetic modules are arranged at intervals along the circumference of the pad.

[0018] In the above technical solution, by arranging a plurality of magnetic modules arranged at circumferential intervals along the pad, the magnetic attraction force between the support pad and the bearing seat can be increased, and the magnetic attraction force between the support pad and the bearing seat can be distributed more evenly, so that the support cylinder supports the bearing seat through the support pad more stably and reliably, thereby supporting the rolling roller more stably and reliably.

[0019] In some embodiments, there are two magnetic modules, and the two magnetic modules are located on opposite sides of the pad.

[0020] In the above technical solution, by setting two magnetic modules and locating the two magnetic modules on opposite sides of the pad, the number of magnetic modules can be moderate, and the magnetic attraction force between the support pad and the bearing seat can be larger, and the magnetic attraction force between the support pad and the bearing seat can be distributed more evenly, so that the support of the bearing seat by the support cylinder through the support pad is more stable and reliable, and the support of the rolling roller is more stable and reliable.

[0021] In some embodiments, the magnetic attraction module body includes a magnetic base and a permanent magnet, the magnetic base includes two sub-magnetic bases and a partition plate, the sub-magnetic base is a magnetic conductive part, the partition plate is a non-magnetic conductive part, the two sub-magnetic bases are arranged in the horizontal direction, the partition plate is clamped between the two sub-magnetic bases, the two sub-magnetic bases and the partition plate jointly define a accommodating cavity, the permanent magnet is arranged in the accommodating cavity, the adjusting member is connected to the permanent magnet to drive the permanent magnet to move between a first position and a second position; when the permanent magnet is in the first position, the NS pole of the permanent magnet is arranged along the first direction and opposite to the partition plate, and the magnetic attraction module is in the first state; when the permanent magnet is in the second position, the NS pole of the permanent magnet is arranged along the second direction and opposite to the sub-magnetic base, the magnetic attraction module is in the second state, and the angle between the second direction and the vertical direction is greater than the angle between the first direction and the vertical direction.

[0022] In the above technical solution, the magnetic attraction module is configured to include a permanent magnet and a magnetic base body, and the magnetic base body is configured to include two sub-magnetic base bodies and a partition plate sandwiched between the two sub-magnetic base bodies, the partition plate is configured to be a non-magnetic member and the two sub-magnetic base bodies are configured to be magnetic members, the partition plate can be used to isolate the two sub-magnetic base bodies from magnetic fields, and the permanent magnet is configured in a housing cavity defined by the magnetic base body, and the adjustment member is connected to the permanent magnet to drive the permanent magnet to move between a first position and a second position. When the permanent magnet is in different positions, the magnetic magnitude displayed by the magnetic attraction module is different, so that the magnetic magnitude of the magnetic attraction module can be conveniently adjusted, and the structure of the magnetic attraction module is simple, which is convenient for adjustment and control.

[0023] In some embodiments, the angle between the first direction and the vertical direction is 0° to 10°, and the angle between the second direction and the vertical direction is 80° to 90°.

[0024] In the above technical scheme, when the magnetic attraction module is in the first state, the setting direction of the NS pole of the permanent magnet has a smaller angle with the vertical direction or is parallel to the vertical direction, so that the NS pole of the permanent magnet can be directly opposite to the partition plate of the magnetic seat body, so that the overall magnetism displayed to the outside by the magnetic attraction module is larger, so that the magnetic attraction force between the magnetic attraction module and the bearing seat can be larger; when the magnetic attraction module is in the second state, the setting direction of the NS pole of the permanent magnet has a larger angle with the vertical direction, so that the NS pole of the permanent magnet can be directly opposite to the sub-magnetic seat body of the magnetic seat body and staggered with the partition plate at a larger angle, so that the overall magnetism displayed to the outside by the magnetic attraction module is larger or non-magnetic, so that the magnetic attraction force between the magnetic attraction module and the bearing seat is smaller or non-magnetic, which can facilitate the separation of the support pad and the bearing seat.

[0025] In some embodiments, the adjusting member is rotatably disposed on the magnetic base and connected to the middle portion of the permanent magnet to drive the permanent magnet to rotate.

[0026] In the above technical solution, the adjusting member is rotatably arranged on the magnetic base body and connected to the middle part of the permanent magnet, so that the adjusting member is rotated to drive the permanent magnet to rotate around its middle part, thereby conveniently realizing that the adjusting member drives the permanent magnet to move to switch the state of the magnetic attraction module.

[0027] In some embodiments, the magnetic attraction module is disposed on the outer peripheral side of the pad, and the adjustment member is installed on one side of the magnetic base body along the circumferential direction of the pad.

[0028] In the above technical solution, the magnetic attraction module is arranged on the outer peripheral side of the pad, which facilitates the adjustment of the magnetic attraction module; and the flatness of the upper surface of the pad will not be affected, so that the upper surface of the pad can be in contact with the bottom surface of the bearing seat, so that there is a larger contact area between the pad and the bearing seat, so that the support cylinder can support the bearing seat through the supporting pad more stably and reliably, thereby supporting the rolling mill roller more stably and reliably; and, by installing the adjusting part on one side of the magnetic seat body along the circumferential direction of the pad, the operation of the adjusting part is convenient.

[0029] In some embodiments, the upper end surface of the piston contacts the lower surface of the support pad to support the support pad and the bearing seat, and when the magnetic module is in the second state, the support cylinder is used to hold the support pad.

[0030] In the above technical solution, the upper end surface of the piston is brought into contact with the lower surface of the support plate to support the support plate and the bearing seat. Since there is no connection relationship between the support cylinder and the support plate, but only a contact support relationship, the combination of the support cylinder and the support plate is more flexible, and support cylinders or support plates of different specifications and sizes can be selected as needed; and, when the magnetic suction module is in the second state, the support plate is separated from the bearing seat and supported by the support cylinder, which is convenient for the placement of the support plate after separation from the bearing seat. In the process of disassembling and assembling the support plate, no additional manpower or additional structure is required to support the support plate, so the disassembly and assembly process of the plate is relatively simple.

[0031] In some embodiments, a positioning column is provided on one of the upper surface of the pad and the bottom surface of the bearing seat, and a positioning hole is provided on the other of the upper surface of the pad and the bottom surface of the bearing seat, and the positioning column is inserted into the positioning hole along the up and down direction.

[0032] In the above technical solution, by providing a positioning column on one of the support plate and the bearing seat and a positioning hole on the other, when the support plate is adsorbed and fixed to the bearing seat, the installation position of the support plate can be quickly positioned by inserting the positioning column into the positioning hole, thereby avoiding uneven force caused by arbitrary changes in the position of the support plate.

[0033] In a second aspect, the utility model provides a rolling device, comprising: a support mechanism according to the first aspect of the utility model; a rolling roller, wherein the rolling roller is mounted on the bearing seat via a bearing.

[0034] In the above technical solution, by providing the above supporting mechanism, the time for disassembling and assembling the supporting pad during the roller replacement process can be reduced, which is beneficial to improving production efficiency.

[0035] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0037] Figure 1 is a schematic diagram of a support mechanism according to some embodiments of the utility model;

[0038] Figure 2 is a top view of a support pad according to some embodiments of the utility model;

[0039] Figure 3 yes Figure 2 A side view of the support pad in FIG.

[0040] Figure 4 yes Figure 2 A side view of the support pad at another angle;

[0041] Figure 5 is a cross-sectional schematic diagram of a magnetic attraction module of a support pad according to some embodiments of the utility model, wherein the magnetic attraction module is in a first state;

[0042] Figure 6 It is a cross-sectional schematic diagram of a magnetic attraction module of a support pad according to some embodiments of the utility model, wherein the magnetic attraction module is in a second state.

[0043] Reference numerals:

[0044] 200, support mechanism;

[0045] 100. Support pad;

[0046] 10. Pad; 11. Positioning column;

[0047] 20. Magnetic module; 21. Magnetic module body; 211. Magnetic seat body; 212. Sub-magnetic seat body; 213. Separation plate; 214. Permanent magnet; 22. Adjustment member; 23. Accommodation chamber;

[0048] 30. Support cylinder; 31. Cylinder body; 32. Piston;

[0049] 40. Bearing seat. DETAILED DESCRIPTION

[0050] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0051] Unless otherwise defined, all technical and scientific terms used in the present invention have the same meanings as those generally understood by technicians in the technical field of the present invention; the terms used in the specification of the present invention in the application are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the terms "including" and "having" and any variations thereof in the specification and claims of the present invention and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of the present invention or the above-mentioned drawings are used to distinguish different objects, rather than to describe a specific order or a primary and secondary relationship.

[0052] The reference to "embodiment" in the present invention means that the specific features, structures or characteristics described in conjunction with the embodiment may be included in at least one embodiment of the present invention. The appearance of the phrase in various places in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments.

[0053] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", and "attachment" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0054] The term "and / or" in the present invention is only a description of the association relationship of the associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " in the present invention generally indicates that the associated objects before and after are in an "or" relationship.

[0055] In the embodiments of the present invention, the same reference numerals represent the same components, and for the sake of brevity, detailed descriptions of the same components are omitted in different embodiments. It should be understood that the thickness, length, width and other dimensions of various components in the embodiments of the present invention shown in the drawings, as well as the overall thickness, length, width and other dimensions of the integrated device are only exemplary and should not constitute any limitation on the present invention.

[0056] The term “plurality” used in the present invention refers to two or more (including two).

[0057] In the related technology, batteries are widely used in electric vehicles such as electric bicycles, electric motorcycles, and electric cars, as well as in military equipment, aerospace and other fields. The battery pole group is mainly composed of pole pieces. In the production process of battery pole pieces, the rollers of the rolling equipment are usually used to compact the coated pole pieces.

[0058] The rollers of the rolling equipment are supported by a supporting mechanism. The rollers of the rolling equipment will wear out after a period of use. The wear of the rollers will directly affect the consistency of the thickness of the pole pieces. Therefore, the rollers need to be replaced regularly at the production site. However, in the process of replacing the rollers of the rolling equipment in the related art, it takes a long time to disassemble and assemble the pads on the supporting mechanism, which affects the production efficiency. Therefore, how to efficiently replace the rollers has become a problem that needs to be solved.

[0059] Based on this, the applicant proposed a support mechanism, including: a bearing seat, a support pad and a support cylinder, the bearing seat is used to install and support the rolling roller, the support pad can be detachably arranged on the bottom surface of the bearing seat, the support pad includes a pad and a magnetic module arranged on the pad, the magnetic module includes a magnetic module body and an adjusting member, the adjusting member is arranged on the magnetic module body, the adjusting member is used to adjust the magnetic size of the magnetic module body, the support cylinder is located below the bearing seat and the support cylinder includes a cylinder body and a piston, the piston can be moved up and down in the cylinder body, the support pad is located between the upper end surface of the piston and the bottom surface of the bearing seat, the support cylinder supports the bearing seat through the support pad; wherein, the magnetic module has a first state and a second state with different magnetic sizes, the magnetism of the magnetic module in the first state is greater than the magnetism in the second state, when the magnetic module is in the first state, the magnetic module is used to fix the support pad to the bearing seat through the magnetic attraction force between the magnetic module and the bearing seat, when the magnetic module is in the second state, the support pad can be separated from the bearing seat.

[0060] The above-mentioned support mechanism, by arranging a magnetic suction module on the pad and making the magnetic suction module have two states with different magnetic sizes, the magnetic size of the magnetic suction module can be adjusted as needed. For example, when the rolling equipment is working normally, the magnetism of the magnetic suction module is increased to make the magnetic suction module in the first state, so that the magnetic attraction force between the support pad and the bearing seat is larger, so that the support pad is adsorbed and fixed on the bearing seat through the magnetic attraction force between the magnetic suction module and the bearing seat. When the roller needs to be replaced, the magnetism of the magnetic suction module can be reduced to make the magnetic suction module in the second state, so that the magnetic attraction force between the support pad and the bearing seat is small or there is no magnetic attraction, and the support pad It can be separated from the bearing seat, and the roller can be removed together with the bearing seat at this time, which is convenient for subsequent replacement of the roller. After the roller is replaced, when the roller and the bearing seat are installed on the top of the support cylinder, the magnetism of the magnetic suction module can be increased to make the magnetic suction module in the first state, so that the magnetic suction force between the support pad and the bearing seat is larger, and the support pad can be automatically adsorbed and fixed on the bottom surface of the bearing seat under the action of the magnetic suction force; by setting the magnetic suction module and adjusting the magnetic size of the magnetic suction module, the installation and separation between the support pad and the bearing seat can be easily realized, which can reduce the time for disassembling and assembling the support pad during the replacement of the roller, which is conducive to improving production efficiency.

[0061] The support mechanism 200 according to an embodiment of the present invention will be described below with reference to the accompanying drawings.

[0062] Reference Figure 1-Figure 2 In the first aspect, the utility model provides a support mechanism 200, including: a bearing seat 40, a support pad 100 and a support cylinder 30, the bearing seat 40 is used to install and support the roller, the support pad 100 is detachably arranged on the bottom surface of the bearing seat 40, the support pad 100 includes a pad 10 and a magnetic module 20 arranged on the pad 10, the magnetic module 20 includes a magnetic module body 21 and an adjusting member 22, the adjusting member 22 is arranged on the magnetic module body 21, and the adjusting member 22 is used to adjust the magnetic size of the magnetic module body 21, the support cylinder 30 is located below the bearing seat 40 and the support cylinder 30 includes a cylinder body 31 and a piston 32, the piston 3 2 is arranged on the cylinder body 31 so as to be movable up and down, the support pad 100 is located between the upper end surface of the piston 32 and the bottom surface of the bearing seat 40, and the support cylinder 30 supports the bearing seat 40 through the support pad 100; wherein, the magnetic module 20 has a first state and a second state with different magnetic magnitudes, the magnetic magnitude of the magnetic module 20 in the first state is greater than that in the second state, when the magnetic module 20 is in the first state, the magnetic module 20 is used to fix the support pad 100 to the bearing seat 40 through the magnetic attraction force between the magnetic module 20 and the bearing seat 40, and when the magnetic module 20 is in the second state, the support pad 100 can be separated from the bearing seat 40.

[0063] The roller can be used to roll the coated pole piece. For example, the roller can be rotatably mounted on the bearing seat 40. The roller can be provided with a bearing. The roller can be mounted on the bearing seat 40 through the bearing. The bearing seat 40 can be used to support the roller.

[0064] The support cylinder 30 can be a hydraulic cylinder, which drives the piston 32 to move up and down through hydraulic oil. The up and down movement of the piston 32 facilitates the separation of the support cylinder 30 and the bearing seat 40, and can also adjust the height position of the bearing seat 40, thereby adjusting the height position of the roller.

[0065] When the rolling device is working normally, the support pad 100 can increase the contact area between the support cylinder 30 and the bearing seat 40, so that the bearing seat 40 can be stably and reliably supported by the support cylinder 30. For example, the projection of the upper end surface of the piston 32 on the horizontal plane is located within the projection of the pad 10 on the horizontal plane, and the projection area of ​​the pad 10 on the horizontal plane is larger than the projection area of ​​the upper end surface of the piston 32 on the horizontal plane.

[0066] The magnetic strength of the magnetic module 20 can be changed by adjusting the adjusting member 22 manually or with the aid of a tool. For example, when the magnetic module 20 is in the first state, the magnetic strength displayed by the magnetic module 20 is relatively large, and the magnetic attraction between the magnetic module 20 and the bearing seat 40 can be greater than the gravity of the magnetic module 20 itself; when the magnetic module 20 is in the second state, the magnetic strength displayed by the magnetic module 20 is relatively small or non-magnetic, and the magnetic attraction between the magnetic module 20 and the bearing seat 40 can be less than the gravity of the magnetic module 20 itself.

[0067] At least part of the bottom of the bearing seat 40 is made of magnetic material, and at least part of the bottom of the bearing seat 40 is made of steel or iron. In this way, when the magnetic module 20 is in the second state, there can be a magnetic attraction between the magnetic module 20 and the bearing seat 40 to adsorb and fix the support pad 100 on the bearing seat 40. For example, at least part of the bottom of the bearing seat 40 is made of magnetic material, the entire bottom of the bearing seat 40 may be made of magnetic material, or the entire bearing seat 40 may be made of magnetic material.

[0068] The following is a brief description of the operation process of replacing the rolling mill roller: when the rolling mill roller is worn and needs to be replaced, the magnetism of the magnetic module 20 is reduced by adjusting the adjusting part 22 so that the magnetic module 20 is in the second state, so that the magnetic attraction force between the support pad 100 and the bearing seat 40 is small or there is no magnetic attraction force. For example, the support pad 100 can be separated from the bearing seat 40 at this time, and the rolling mill roller can be removed together with the bearing seat 40 to facilitate the subsequent replacement of the rolling mill roller; after the rolling mill roller is replaced, when the rolling mill roller and the bearing seat 40 are installed on the top of the support cylinder 30, the magnetism of the magnetic module 20 can be increased by adjusting the adjusting part 22 so that the magnetic module 20 is in the first state, so that the magnetic attraction force between the support pad 100 and the bearing seat 40 is large, and the support pad 100 can be automatically adsorbed and fixed to the bottom surface of the bearing seat 40 under the action of the magnetic attraction force.

[0069] For example, compared with fixing the pad 10 to the bearing seat 40 by fasteners, the support mechanism 200 and the rolling device in the embodiment of the utility model do not need to loosen or tighten the fasteners with tools in a narrow space during the process of replacing and disassembling the pad 10. The operation of loosening or tightening the fasteners with tools in a narrow space is not only difficult to operate, but also takes a long time to disassemble and assemble the pad 10. The utility model uses the magnetic attraction between the magnetic attraction module 20 and the bearing seat 40 to fix the support pad 100 on the bearing seat 40. By adjusting the adjustment member 22, the support plate can be separated from the bearing seat 40, which is simple to operate and takes a short time.

[0070] In the above technical solution, by arranging the magnetic suction module 20 on the pad 10 and making the magnetic suction module 20 have two states with different magnetic magnitudes, the magnetic magnitude of the magnetic suction module 20 can be adjusted as needed. For example, when the rolling equipment is working normally, the magnetism of the magnetic suction module 20 is increased so that the magnetic suction module 20 is in the first state, so that the magnetic suction force between the support pad 100 and the bearing seat 40 is large, so that the support pad 100 is adsorbed and fixed on the bearing seat 40 through the magnetic suction force between the magnetic suction module 20 and the bearing seat 40. When the roller needs to be replaced, the magnetism of the magnetic suction module 20 can be reduced so that the magnetic suction module 20 is in the second state, so that the magnetic suction force between the support pad 100 and the bearing seat 40 is small or there is no magnetic suction force, and the support pad 1 00 can be separated from the bearing seat 40. At this time, the rolling roller can be removed together with the bearing seat 40 to facilitate the subsequent replacement of the rolling roller. After the rolling roller is replaced, when the rolling roller and the bearing seat 40 are installed above the support cylinder 30, the magnetism of the magnetic suction module 20 can be increased to make the magnetic suction module 20 in the first state. In this way, the magnetic attraction force between the support pad 100 and the bearing seat 40 is relatively large, and the support pad 100 can be automatically adsorbed and fixed on the bottom surface of the bearing seat 40 under the action of the magnetic attraction force; by setting the magnetic suction module 20 and by adjusting the magnetic size of the magnetic suction module 20, the installation and separation between the support pad 100 and the bearing seat 40 can be easily realized, which can reduce the time for disassembling and assembling the support pad 100 during the replacement of the rolling roller, which is beneficial to improving production efficiency.

[0071] In some embodiments, the magnetic module 20 is detachably connected to the backing plate 10 .

[0072] In the above technical solution, by making the magnetic module 20 and the backing plate 10 detachably connected, the maintenance and replacement of the magnetic module 20 is facilitated, which is conducive to extending the service life of the entire magnetic module 20.

[0073] In some embodiments, the magnetic module 20 is connected to the backing plate 10 via fasteners.

[0074] In the above technical solution, by connecting the magnetic module 20 and the pad 10 through fasteners, the connection between the magnetic module 20 and the pad 10 can be made more reliable and stable, reducing the risk of the magnetic module 20 loosening from the pad 10.

[0075] In some embodiments, reference Figure 2-Figure 4 The magnetic attraction module 20 is arranged on the outer peripheral side of the pad 10 .

[0076] In the above technical solution, by arranging the magnetic attraction module 20 on the outer peripheral side of the pad 10, the magnetic attraction module can be easily adjusted; and the flatness of the upper surface of the pad 10 will not be affected, so that the upper surface of the pad 10 can be in contact with the bottom surface of the bearing seat 40, so that there is a larger contact area between the pad 10 and the bearing seat 40, so that the support cylinder 30 can support the bearing seat 40 through the support pad 100 more stably and reliably, thereby supporting the rolling mill more stably and reliably.

[0077] In some embodiments, reference Figure 2-Figure 4 The magnetic module body 21 extends along the circumferential direction of the pad 10 .

[0078] In the above technical solution, by making the magnetic module body 21 extend along the circumference of the pad 10, the magnetic area between the magnetic module 20 and the bearing seat 40 can be larger, so that the support pad 100 can be more stably adsorbed and fixed on the bearing seat 40 through the magnetic module 20.

[0079] In some embodiments, reference Figure 3-Figure 4 , the upper surface of the magnetic module 20 is flush with the upper surface of the pad 10; or, the upper surface of the magnetic module 20 is lower than the upper surface of the pad 10.

[0080] In the above technical solution, by making the upper surface of the magnetic module 20 not higher than the upper surface of the pad 10, when the magnetic module 20 is adsorbed and fixed on the bottom surface of the bearing seat 40, the upper surface of the pad 10 can be made to contact the bottom surface of the bearing seat 40, so that there is a larger contact area between the support pad 100 and the bearing seat 40, so that the support cylinder 30 can support the bearing seat 40 through the support pad 100 more stably and reliably, thereby supporting the rolling mill roller more stably and reliably.

[0081] In some embodiments, reference Figure 2 There are multiple magnetic modules 20, and the multiple magnetic modules 20 are arranged at intervals along the circumference of the pad 10.

[0082] In the above technical solution, by setting the magnetic attraction modules 20 as a plurality of modules arranged at circumferential intervals along the pad 10, the magnetic attraction force between the support pad 100 and the bearing seat 40 can be increased, and the magnetic attraction force between the support pad 100 and the bearing seat 40 can be distributed more evenly, so that the support cylinder 30 supports the bearing seat 40 through the support pad 100 more stably and reliably, thereby supporting the rolling mill roller more stably and reliably.

[0083] In some embodiments, reference Figure 2 There are two magnetic modules 20 , and the two magnetic modules 20 are located on opposite sides of the pad 10 .

[0084] In the above technical solution, by setting two magnetic modules 20 and positioning the two magnetic modules 20 on opposite sides of the pad 10, the number of magnetic modules 20 can be moderate, and the magnetic attraction force between the support pad 100 and the bearing seat 40 can be larger, and the magnetic attraction force between the support pad 100 and the bearing seat 40 can be distributed more evenly, so that the support cylinder 30 can support the bearing seat 40 through the support pad 100 more stably and reliably, thereby supporting the rolling mill roller more stably and reliably.

[0085] In some embodiments, reference Figure 4-Figure 6 The magnetic module body 21 includes a magnetic base 211 and a permanent magnet 214. The magnetic base 211 includes two sub-magnetic bases 212 and a partition plate 213. The sub-magnetic base 212 is a magnetic conductive member, and the partition plate 213 is a non-magnetic conductive member. The two sub-magnetic bases 212 are arranged in the horizontal direction, and the partition plate 213 is sandwiched between the two sub-magnetic bases 212. The two sub-magnetic bases 212 and the partition plate 213 jointly define a receiving cavity 23. The permanent magnet 214 is arranged in the receiving cavity 23. The adjusting member 22 and the permanent magnet The permanent magnet 214 is connected to the sub-magnetic seat body 214 to drive the permanent magnet 214 to move between the first position and the second position; when the permanent magnet 214 is in the first position, the NS pole of the permanent magnet 214 is arranged along the first direction and opposite to the partition plate 213, and the magnetic attraction module 20 is in the first state; when the permanent magnet 214 is in the second position, the NS pole of the permanent magnet 214 is arranged along the second direction and opposite to the sub-magnetic seat body 212, the magnetic attraction module 20 is in the second state, and the angle between the second direction and the vertical direction is greater than the angle between the first direction and the vertical direction.

[0086] The sub-magnetic base 212 may be made of one of iron, cobalt and nickel, and the partition plate 213 may be made of copper. The permanent magnet 214 may be a bar magnet.

[0087] For example, the first direction can refer to Figure 5 and Figure 6 The e1 direction in the second direction can refer to Figure 5 and Figure 6 The e2 direction in .

[0088] Magnetic conductive material is also called soft magnetic material. The sub-magnetic seat body 212 is made of magnetic conductive material. The magnetic conductive material is easy to magnetize and demagnetize, so as to adjust the magnetic strength of the magnetic module body 21.

[0089] When the permanent magnet 214 is in the first position, the NS pole of the permanent magnet 214 is arranged along the first direction and the NS pole of the permanent magnet 214 is opposite to the partition plate 213. At this time, the sub-magnetic base body 212 is magnetized, and the magnetic module body 21 as a whole shows a strong magnetism to the outside, and the magnetic module 20 is in the first state; when the permanent magnet 214 is in the second position, the NS pole of the permanent magnet 214 is arranged along the second direction and the NS pole of the permanent magnet 214 is opposite to the sub-magnetic base body 212. At this time, due to the weak intermediate magnetic field of the permanent magnet 214, the magnetic force of the sub-magnetic base body 212 is small or even close to zero. The magnetic module body 21 as a whole shows a weak magnetism to the outside, and the magnetic module 20 is in the second state.

[0090] In the above technical solution, the magnetic attraction module 20 is set to include a permanent magnet 214 and a magnetic base body 211, and the magnetic base body 211 is set to include two sub-magnetic base bodies 212 and a partition plate 213 sandwiched between the two sub-magnetic base bodies 212, the partition plate 213 is set as a non-magnetic member and the two sub-magnetic base bodies 212 are set as magnetic members, the partition plate 213 can be used to isolate the two sub-magnetic base bodies 212, and the permanent magnet 214 is set in the accommodating cavity 23 defined by the magnetic base body 211, and the adjustment member 22 is connected to the permanent magnet 214, so that the permanent magnet 214 can be driven to move between the first position and the second position. When the permanent magnet 214 is in different positions, the magnetic size displayed by the magnetic attraction module 20 is different, so that the magnetic size of the magnetic attraction module 20 can be conveniently adjusted, and the structure of the magnetic attraction module 20 is simple, which is convenient for adjustment and control.

[0091] In some embodiments, the angle between the first direction and the vertical direction is 0° to 10°, and the angle between the second direction and the vertical direction is 80° to 90°.

[0092] In the above technical solution, when the magnetic module 20 is in the first state, the setting direction of the NS pole of the permanent magnet 214 has a smaller angle with the vertical direction or is parallel to the vertical direction, so that the NS pole of the permanent magnet 214 can be directly opposite to the partition plate 213 of the magnetic seat body 211, so that the overall magnetism displayed to the outside by the magnetic module 20 is larger, so that the magnetic attraction force between the magnetic module 20 and the bearing seat 40 can be larger; when the magnetic module 20 is in the second state, the setting direction of the NS pole of the permanent magnet 214 has a larger angle with the vertical direction, so that the NS pole of the permanent magnet 214 can be directly opposite to the sub-magnetic seat body 212 of the magnetic seat body 211 and staggered with the partition plate 213 at a larger angle, so that the overall magnetism displayed to the outside by the magnetic module 20 is larger or non-magnetic, so that the magnetic attraction force between the magnetic module 20 and the bearing seat 40 is smaller or non-magnetic, so that the support pad 100 and the bearing seat 40 can be easily separated.

[0093] In some embodiments, the adjusting member 22 is rotatably disposed on the magnetic base 211 and connected to the middle portion of the permanent magnet 214 to drive the permanent magnet 214 to rotate.

[0094] In the above technical solution, the adjusting member 22 is rotatably arranged on the magnetic base body 211 and connected to the middle part of the permanent magnet 214, so that the adjusting member 22 is rotated to drive the permanent magnet 214 to rotate around its middle part, thereby conveniently realizing that the adjusting member 22 drives the permanent magnet 214 to move to switch the state of the magnetic attraction module 20.

[0095] In some embodiments, reference Figure 2-Figure 4 The magnetic module 20 is arranged on the outer peripheral side of the pad 10 , and the adjustment member 22 is installed on one side of the magnetic base body 211 along the circumferential direction of the pad 10 .

[0096] In the above technical solution, by arranging the magnetic attraction module 20 on the outer peripheral side of the pad 10, it is convenient to adjust the magnetic attraction module; and it will not affect the flatness of the upper surface of the pad 10, so that the upper surface of the pad 10 can be in contact with the bottom surface of the bearing seat 40, so that there is a larger contact area between the pad 10 and the bearing seat 40, so that the support cylinder 30 can support the bearing seat 40 through the support pad 100 more stably and reliably, thereby supporting the rolling mill more stably and reliably; and, by installing the adjusting member 22 on one side of the magnetic seat body 211 along the circumferential direction of the pad 10, it is convenient to operate the adjusting member 22.

[0097] In some embodiments, the upper end surface of the piston 32 contacts the lower surface of the support pad 100 to support the support pad 100 and the bearing seat 40. When the magnetic module 20 is in the second state, the support cylinder 30 is used to hold the support pad 100.

[0098] The following briefly describes the operation process of replacing the roller, taking the support cylinder 30 as an example of a hydraulic cylinder: when the roller is worn and needs to be replaced, the magnetism of the magnetic module 20 is reduced by adjusting the adjusting member 22 so that the magnetic module 20 is in the second state, so that the magnetic attraction force between the support pad 100 and the bearing seat 40 is small or there is no magnetic attraction force, and the hydraulic cylinder is depressurized at this time, and the support pad 100 falls to the support cylinder 30 under its own gravity and is supported by the support rod. At this time, the roller can be removed together with the bearing seat 40 to facilitate the subsequent replacement of the roller; after the roller is replaced, when the roller is installed on the top of the support cylinder 30 together with the bearing seat 40, the magnetism of the magnetic module 20 can be increased by adjusting the adjusting member 22 so that the magnetic module 20 is in the first state, so that the magnetic attraction force between the support pad 100 and the bearing seat 40 is large, and the support pad 100 can be automatically adsorbed and fixed on the bottom surface of the bearing seat 40 under the action of the magnetic attraction force, and then the hydraulic cylinder is pressurized again.

[0099] In the above technical solution, the upper end surface of the piston 32 is brought into contact with the lower surface of the support pad 100 to support the support pad 100 and the bearing seat 40. Since there is no connection relationship between the support cylinder 30 and the support pad 100, but only a contact support relationship, the matching of the support cylinder 30 and the support pad 100 is more flexible, and support cylinders 30 or support pads 100 of different specifications and sizes can be selected as needed; and, when the magnetic suction module 20 is in the second state, the support pad 100 is separated from the bearing seat 40 and supported by the support cylinder 30, so as to facilitate the placement of the support pad 100 after being separated from the bearing seat 40. In the process of disassembling and assembling the support pad 100, no additional manpower or additional structure is required to support the support pad 100, so that the disassembly and assembly process of the pad 10 is relatively simple.

[0100] In some embodiments, reference Figure 2-Figure 4 A positioning column 11 is provided on one of the upper surface of the pad 10 and the bottom surface of the bearing seat 40, and a positioning hole is provided on the other of the upper surface of the pad 10 and the bottom surface of the bearing seat 40, and the positioning column 11 is inserted into the positioning hole along the up and down direction.

[0101] For example, the upper surface of the pad 10 may be provided with a positioning column 11, and the bottom surface of the bearing seat 40 may be provided with a positioning hole; or, the bottom surface of the bearing seat 40 may be provided with a positioning column 11, and the upper surface of the pad 10 may be provided with a positioning hole.

[0102] For example, there may be a plurality of positioning holes, and there may be a plurality of positioning posts 11 . The number of the plurality of positioning holes is the same as the number of the plurality of positioning posts 11 , and they correspond one to one.

[0103] In the above technical solution, by setting a positioning column 11 on one of the pad 10 and the bearing seat 40 and setting a positioning hole on the other, when the support pad 100 is adsorbed and fixed to the bearing seat 40, the positioning column 11 is inserted into the positioning hole, so that the installation position of the support pad 100 can be quickly positioned, thereby avoiding uneven force caused by arbitrary changes in the position of the support pad 100.

[0104] In some embodiments, reference Figure 2-Figure 3 There are two magnetic modules 20 , which are located on opposite sides of the pad 10 in the horizontal direction. The positioning column 11 is arranged on the upper surface of the pad 10 and is located between the two magnetic modules 20 .

[0105] For example, there may be a plurality of positioning posts 11 , and the plurality of positioning posts 11 are all located between two magnetic modules 20 and arranged along the arrangement direction of the two magnetic modules 20 .

[0106] By setting two magnetic modules 20 and locating the two magnetic modules 20 on opposite sides of the pad 10, the number of magnetic modules 20 can be moderate, and the magnetic attraction force between the support pad 100 and the bearing seat 40 can be larger, and the magnetic attraction force between the support pad 100 and the bearing seat 40 can be distributed more evenly, so that the support cylinder 30 supports the bearing seat 40 through the support pad 100 more stably and reliably, thereby supporting the rolling mill roller more stably and reliably; and, by arranging the positioning column 11 between the two magnetic modules 20, the support pad 100 can be more evenly and stably adsorbed and fixed to the set position on the bearing seat 40.

[0107] In a second aspect, the utility model provides a rolling device, comprising: a support mechanism 200 according to the first aspect of the utility model and a rolling roller, wherein the rolling roller is mounted on a bearing seat 40 via a bearing.

[0108] In the above technical solution, by providing the above-mentioned support mechanism 200, the time for disassembling and assembling the support pad 100 during the process of replacing the rolling roller can be reduced, which is beneficial to improving production efficiency.

[0109] Refer to the following Figure 1-Figure 6 The support mechanism 200 and the rolling device according to some embodiments of the present invention are described.

[0110] In this embodiment, the rolling equipment includes a rolling roller, a bearing and a support mechanism 200, the support mechanism 200 includes a bearing seat 40, a support pad 100 and a support cylinder 30, the bearing sleeve is arranged on the outer peripheral side of the rolling roller and is installed and supported on the bearing seat 40, the bearing seat 40 is supported on the top of the support cylinder 30, and a detachable support pad 100 is provided on the bottom surface of the bearing seat 40.

[0111] The support pad 100 includes a pad 10 and a magnetic module 20. The pad 10 is square. A positioning column 11 is provided on the upper surface of the pad 10, and a positioning hole is provided on the bottom surface of the bearing seat 40. There are two magnetic modules, and the two magnetic modules 20 are located on opposite sides of the pad 10 in the horizontal direction. The magnetic module 20 includes a magnetic base 211 and a permanent magnet 214. The magnetic base 211 includes two sub-magnetic bases 212 and a partition plate 213. The sub-magnetic base 212 is a magnetic conductive part, and the partition plate 213 is a non-magnetic conductive part. The two sub-magnetic bases 212 are arranged in the horizontal direction, and the partition plate 213 is sandwiched between the two sub-magnetic bases 212. The two sub-magnetic bases 212 and the partition plate 213 jointly define a accommodating cavity 23. The permanent magnet 214 is arranged in the accommodating cavity 23. The adjusting member 22 and the permanent magnet 214 are arranged in the accommodating cavity 23. The permanent magnet 214 is connected to the sub-magnetic base 214 to drive the permanent magnet 214 to move between the first position and the second position; when the permanent magnet 214 is in the first position, the NS pole of the permanent magnet 214 is arranged along the first direction and opposite to the partition plate 213, and the magnetic attraction module 20 is in the first state; when the permanent magnet 214 is in the second position, the NS pole of the permanent magnet 214 is arranged along the second direction and opposite to the sub-magnetic base 212, and the magnetic attraction module 20 is in the second state, the second direction is parallel to the horizontal direction, and the first direction is parallel to the vertical direction.

[0112] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0113] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A support mechanism, characterized in that: include: Bearing housing, used to mount and support the rolls; A support pad is detachably arranged on the bottom surface of the bearing seat, the support pad comprises a pad and a magnetic module arranged on the pad, the magnetic module comprises a magnetic module body and an adjusting member, the adjusting member is arranged on the magnetic module body to adjust the magnetic size of the magnetic module body; A support cylinder is located below the bearing seat and includes a cylinder body and a piston, wherein the piston is disposed on the cylinder body so as to be movable up and down, the support pad is located between the upper end surface of the piston and the bottom surface of the bearing seat, and the support cylinder supports the bearing seat through the support pad; In which, the magnetic module has a first state and a second state, the magnetism of the magnetic module in the first state is greater than the magnetism in the second state, when the magnetic module is in the first state, the magnetic module is used to fix the support pad to the bearing seat through the magnetic attraction force between the magnetic module and the bearing seat, and when the magnetic module is in the second state, the support pad can be separated from the bearing seat.

2. The support mechanism according to claim 1, characterized in that: The magnetic attraction module is detachably connected to the backing plate.

3. The support mechanism according to claim 2, characterized in that: The magnetic attraction module is connected to the backing plate via fasteners.

4. The support mechanism according to claim 1, characterized in that: The magnetic attraction module is arranged on the outer peripheral side of the pad; and / or the magnetic attraction module body extends along the circumference of the pad.

5. The support mechanism according to claim 1, characterized in that: The upper surface of the magnetic module is flush with the upper surface of the pad; or, the upper surface of the magnetic module is lower than the upper surface of the pad.

6. The support mechanism according to claim 1, characterized in that: There are multiple magnetic modules, and the multiple magnetic modules are arranged at intervals along the circumference of the pad.

7. The support mechanism according to claim 6, characterized in that: There are two magnetic modules, and the two magnetic modules are located on two opposite sides of the pad.

8. The support mechanism according to claim 1, characterized in that: The magnetic attraction module body includes a magnetic base and a permanent magnet, the magnetic base includes two sub-magnetic bases and a partition plate, the sub-magnetic base is a magnetic conductive part, the partition plate is a non-magnetic conductive part, the two sub-magnetic bases are arranged in a horizontal direction, the partition plate is sandwiched between the two sub-magnetic bases, the two sub-magnetic bases and the partition plate jointly define a receiving cavity, the permanent magnet is disposed in the receiving cavity, and the adjusting member is connected to the permanent magnet to drive the permanent magnet to move between a first position and a second position; When the permanent magnet is in the first position, the NS poles of the permanent magnet are arranged along the first direction and opposite to the partition plate, and the magnetic attraction module is in the first state; When the permanent magnet is in the second position, the NS poles of the permanent magnet are arranged along the second direction and opposite to the sub-magnetic base, the magnetic attraction module is in the second state, and the angle between the second direction and the vertical direction is greater than the angle between the first direction and the vertical direction.

9. The support mechanism according to claim 8, characterized in that: The included angle between the first direction and the vertical direction is 0° to 10°, and the included angle between the second direction and the vertical direction is 80° to 90°.

10. The support mechanism according to claim 8, characterized in that: The adjusting member is rotatably arranged on the magnetic base body and connected to the middle part of the permanent magnet to drive the permanent magnet to rotate.

11. The support mechanism according to claim 10, characterized in that: The magnetic attraction module is arranged on the outer peripheral side of the pad, and the adjustment member is installed on one side of the magnetic base body along the circumferential direction of the pad.

12. The support mechanism according to any one of claims 1 to 11, characterized in that: The upper end surface of the piston contacts the lower surface of the support pad to support the support pad and the bearing seat. When the magnetic attraction module is in the second state, the support cylinder is used to hold the support pad.

13. The support mechanism according to any one of claims 1 to 11, characterized in that: A positioning column is provided on one of the upper surface of the pad and the bottom surface of the bearing seat, and a positioning hole is provided on the other of the upper surface of the pad and the bottom surface of the bearing seat. The positioning column is inserted into the positioning hole along the up and down direction.

14. A rolling device, characterized in that: include: The support mechanism according to any one of claims 1 to 13; A rolling roller is mounted on the bearing seat through a bearing.