Magnetic attraction part with rubber protection layer

Abstract

The utility model discloses a magnetic attraction piece with a rubber protection layer, which comprises a magnet body, a rubber protection sleeve is arranged on the outer side of the magnet body, a piece placing cavity is arranged in the rubber protection sleeve, a cylindrical top seat is arranged in the center of the top end of the rubber protection sleeve, and a pin cylinder is arranged at one end, far away from the rubber protection sleeve, of the cylindrical top seat. The bottom end of the pin cylinder extends into the part containing cavity, an inner protective cover is arranged at the top end of the pin cylinder, an outer protective cover is installed on the outer wall of the inner protective cover, a signboard is arranged on one side of the top end of the outer protective cover, the magnet body comprises magnetic steel and a magnetic disc, the magnetic steel is arranged at the lower end in the magnet body, and the magnetic disc is arranged at the top end of the magnetic steel. According to the utility model, the phenomenon that the rubber protective sleeve is damaged due to external force factors can be reduced, so that the service life of the magnetic attraction part is prolonged, the purpose of easily disassembling, assembling and maintaining the magnetic attraction part is achieved, and the phenomenon that the magnet body is damaged due to external force factors is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic suction pieces, in particular to a magnetic suction piece with a rubber protective layer. Background Art

[0002] The structure of the magnetic suction piece is simple and reasonable, and its suction force is several times that of the magnet itself. It is mainly used for installing, fixing, clamping, lifting and moving ferromagnetic workpieces. The suction force of the magnet mainly depends on the principle that like poles repel each other and unlike poles attract each other, as well as its ability to adsorb ferromagnetic materials. Since magnetic suction pieces can be widely used in various industries, the development of a new type of magnetic suction piece has important practical significance and application value.

[0003] A magnetic suction piece with reference announcement number CN105860165A includes a disk body and a fixing device, the fixing device is connected to the middle of the disk body, a plurality of magnetic steels are installed on the end surface of the disk body away from the fixing device, the disk body is coated with a protective layer and the magnetic steel is located between the disk body and the protective layer, the protective layer is a rubber layer, and the rubber layer is composed of the following components in parts by weight: butadiene rubber: 100 parts, natural rubber: 10-30 parts, plasticizer: 3-15 parts, filler: 3-15 parts, reinforcing fiber: 20-50 parts, coupling agent: 0.5-3 parts, accelerator: 1-3 parts, antioxidant: 1-3 parts, the magnetic suction piece includes a disk body and a fixing device, the fixing device is connected to the middle of the disk body, a plurality of magnetic steels are installed on the end surface of the disk body away from the fixing device, the disk body is coated with a protective layer and the magnetic steels are located between the disk body and the protective layer, the protective layer is a rubber layer, and the rubber layer is composed of the following components in parts by weight: butadiene rubber: 100 parts, natural rubber: 10-30 parts, plasticizer: 3-15 parts, filler: 3-15 parts, reinforcing fiber: 20-50 parts, coupling agent: 0.5-3 parts, accelerator: 1-3 parts, antioxidant: 1-3 parts, the magnetic suction piece includes a disk body and a fixing device, the fixing device includes a fixing device, ... The magnetic suction piece is coated with a plastic protective layer on the disk body to prevent the magnetic suction piece from scratching or bumping the attracted object when in use; in addition, the protective layer of the magnetic suction piece is a rubber protective layer, and the rubber protective layer is made of a butadiene rubber composite material, which has particularly excellent cold resistance, wear resistance and elasticity, generates less heat under dynamic load, and has good aging resistance. Based on the above, although the magnetic suction piece can be well applied, it usually only relies on the rubber protective layer to protect the magnet body, which makes the rubber protective layer susceptible to external erosion and damage, and the rubber protective layer needs to be frequently replaced and maintained, which often troubles users. Utility Model Content

[0004] The purpose of the utility model is to provide a magnetic attraction member with a rubber protective layer to solve the problem that although the magnetic attraction member mentioned in the above background technology can be well applied, it usually only relies on the rubber protective layer to protect the magnet body, making the rubber protective layer easily eroded by external forces and damaged, and thus the rubber protective layer needs to be frequently replaced and maintained.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a magnetic attraction piece with a rubber protective layer, comprising a magnet body, a rubber protective sleeve is arranged on the outside of the magnet body, a placement cavity is arranged inside the rubber protective sleeve, a cylindrical top seat is arranged at the center position of the top of the rubber protective sleeve, a pin barrel is arranged at one end of the cylindrical top seat away from the rubber protective sleeve, the bottom end of the pin barrel extends to the inside of the placement cavity, an inner protective cover is arranged on the top of the pin barrel, an outer protective cover is installed on the outer wall of the inner protective cover, an identification plate is arranged on one side of the top of the outer protective cover, the magnet body includes a magnet and a magnetic disk, a magnet is arranged at the lower end of the magnet body, and a magnetic disk is arranged at the top of the magnet.

[0006] Preferably, the magnet body includes a through hole and a cylindrical groove, the cylindrical groove is provided at the center position of the magnetic steel and the inside of the magnetic disk, a through hole is provided on one side of the inside of the magnetic steel, and one end of the through hole extends to the outside of the magnetic steel. Through the setting of the through hole, the magnet body can be detached to the outside of the rubber protective cover by hooking the through hole with the help of a tool.

[0007] Preferably, the material of the rubber protective sleeve is set to butadiene, and the rubber protective sleeve is set to a hollow ring structure. The rubber protective sleeve is made of butadiene material to improve the durability of the rubber protective sleeve.

[0008] Preferably, equally spaced reinforcing ribs are provided on the outer wall of the cylindrical top seat, and the end of the reinforcing rib away from the cylindrical top seat is fixedly connected to the inner wall of the inner protective cover, and the angle between adjacent reinforcing ribs is forty-five degrees. The structural strength between the cylindrical top seat and the inner protective cover is improved by setting the reinforcing ribs.

[0009] Preferably, a pin is provided at the center position of the top of the outer protective cover, and arc-shaped elastic blocks with equal spacing are provided at the edge position of the bottom end of the pin, so that the outer protective cover can be disassembled and assembled in cooperation with the arc-shaped part through the setting of the arc-shaped elastic blocks.

[0010] Preferably, arc-shaped pieces are provided on the outer walls of the arc-shaped elastic clamping blocks, and four arc-shaped elastic clamping blocks are provided, which are clamped on the top of the rubber protective sleeve through the arc-shaped pieces so as to place the outer protective cover on the outer wall of the inner protective cover.

[0011] Preferably, an annular reinforcement is provided on the outer wall of the upper end of the pin, and the top end of the annular reinforcement is fixedly connected to the top of the outer protective cover. The annular reinforcement is provided to improve the firmness between the pin and the outer protective cover.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the magnetic attraction piece with a rubber protective layer can not only reduce the phenomenon of damage to the rubber protective cover due to external force factors, thereby extending the service life of the magnetic attraction piece, but also achieves the purpose of facilitating the disassembly and maintenance of the magnetic attraction piece, and reduces the phenomenon of damage to the magnet body due to external force factors;

[0013] (1) The inner protective cover is arranged above the rubber protective sleeve through a cylindrical top seat and a pin barrel, and a plurality of reinforcing ribs are used to reinforce the space between the cylindrical top seat and the inner protective cover, so that the inner protective cover can shield and protect the rubber protective sleeve. At the same time, an outer protective cover is installed on the outer wall of the inner protective cover to shield and protect the inner protective cover for a second time, thereby reducing the phenomenon of damage to the rubber protective sleeve due to external force factors, thereby extending the service life of the magnetic attraction member;

[0014] (2) By providing four arc-shaped elastic blocks and providing an arc-shaped piece on the outer wall of the arc-shaped elastic block, when the arc-shaped elastic block passes through the pin barrel and is inserted into the cylindrical groove, the arc-shaped piece will be clamped on the top of the rubber protective sleeve to quickly install the outer protective cover, and when the outer protective cover is pulled to remove the arc-shaped elastic block to the outside of the pin barrel, the outer protective cover can be quickly disassembled, thereby achieving the purpose of facilitating the disassembly and maintenance of the magnetic attraction member;

[0015] (3) By putting a rubber protective sleeve on the outside of the magnet body, and the rubber protective sleeve is a kind of synthetic rubber with a regular structure polymerized from butadiene, the rubber protective sleeve can protect the outer wall of the magnet body, thereby reducing the phenomenon of damage to the magnet body caused by external force factors. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model when viewed from above;

[0017] Figure 2 This is a schematic diagram of the top view structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the magnet body structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the arc-shaped elastic clamp block of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the rubber protective sleeve of the utility model.

[0021] In the figure: 1. magnet body; 101. magnetic steel; 102. magnetic disk; 103. through hole; 104. cylindrical groove; 2. rubber protective sleeve; 201. mounting cavity; 3. cylindrical top seat; 4. reinforcing ribs; 5. inner protective cover; 6. outer protective cover; 7. identification plate; 8. arc-shaped elastic block; 801. arc-shaped part; 9. annular reinforcement; 10. pin; 11. pin barrel. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in 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.

[0023] See also Figure 1-5 The utility model provides an embodiment: a magnetic attraction member with a rubber protective layer, comprising a magnet body 1, the magnet body 1 comprising a through hole 103 and a cylindrical groove 104, the cylindrical groove 104 is arranged at the center position of the magnetic steel 101 and the magnetic disk 102, a through hole 103 is arranged on one side of the magnetic steel 101, and one end of the through hole 103 extends to the outside of the magnetic steel 101;

[0024] When in use, the through hole 103 is provided so that the magnet body 1 can be detached to the outside of the rubber protective sleeve 2 by hooking the through hole 103 with the help of a tool;

[0025] The material of the rubber protective sleeve 2 is set to be butadiene, and the rubber protective sleeve 2 is set to be a hollow ring structure;

[0026] When in use, the rubber protective sleeve 2 is made of butadiene material to improve the durability of the rubber protective sleeve 2;

[0027] The outer wall of the cylindrical top seat 3 is provided with reinforcing ribs 4 at equal intervals, and one end of the reinforcing rib 4 away from the cylindrical top seat 3 is fixedly connected to the inner wall of the inner protective cover 5, and the angle between adjacent reinforcing ribs 4 is forty-five degrees;

[0028] When in use, the reinforcing ribs 4 are provided to enhance the structural strength between the columnar top seat 3 and the inner protective cover 5;

[0029] A rubber protective sleeve 2 is arranged on the outside of the magnet body 1, a mounting cavity 201 is arranged inside the rubber protective sleeve 2, a cylindrical top seat 3 is arranged at the center position of the top of the rubber protective sleeve 2, a pin barrel 11 is arranged at one end of the cylindrical top seat 3 away from the rubber protective sleeve 2, the bottom end of the pin barrel 11 extends to the inside of the mounting cavity 201, an inner protective cover 5 is arranged at the top of the pin barrel 11, an outer protective cover 6 is installed on the outer wall of the inner protective cover 5, a pin column 10 is arranged at the center position of the top of the outer protective cover 6, and an arc-shaped elastic block 8 with equal spacing is arranged at the edge position of the bottom end of the pin column 10;

[0030] When in use, the arc-shaped elastic block 8 is provided to cooperate with the arc-shaped member 801 to disassemble and assemble the external protective cover 6;

[0031] The outer walls of the arc-shaped elastic clamping blocks 8 are all provided with arc-shaped parts 801, and there are four arc-shaped elastic clamping blocks 8;

[0032] When in use, the arc-shaped member 801 is clamped on the top of the rubber protective sleeve 2 so that the outer protective cover 6 is placed on the outer wall of the inner protective cover 5;

[0033] An annular reinforcement member 9 is sleeved on the outer wall of the upper end of the pin 10, and the top end of the annular reinforcement member 9 is fixedly connected to the top of the outer protective cover 6;

[0034] When in use, the annular reinforcement member 9 is provided to enhance the firmness between the pin 10 and the outer protective cover 6;

[0035] An identification plate 7 is disposed on one side of the top of the outer protective cover 6 . The magnet body 1 includes a magnetic steel 101 and a magnetic disk 102 . The magnetic steel 101 is disposed at the lower end of the magnet body 1 , and the magnetic disk 102 is disposed at the top of the magnetic steel 101 .

[0036] When the embodiment of the present application is used, firstly, the rubber protective sleeve 2 is put on the outer side of the magnet body 1, and the rubber protective sleeve 2 is a kind of synthetic rubber with a regular structure formed by polymerization of butadiene material, so that the outer wall of the magnet body 1 can be protected by the rubber protective sleeve 2 to ensure the integrity of the magnet body 1, and then the inner protective cover 5 is arranged above the rubber protective sleeve 2 through the columnar top seat 3 and the pin barrel 11, and the columnar top seat 3 and the inner protective cover 5 are reinforced by multiple reinforcing ribs 4, so that the rubber protective sleeve 2 can be shielded and protected by the inner protective cover 5, and at the same time, an outer protective cover 6 is installed on the outer wall of the inner protective cover 5 to provide secondary protection to the inner protective cover 5. The protective cover 5 provides shielding and protection, which can effectively reduce the phenomenon of damage to the rubber protective sleeve 2 caused by external forces. Finally, four arc-shaped elastic blocks 8 are provided, and an arc-shaped member 801 is provided on the outer wall of the arc-shaped elastic block 8. When the arc-shaped elastic block 8 passes through the pin barrel 11 and is inserted into the cylindrical groove 104, the arc-shaped member 801 will be clamped on the top of the rubber protective sleeve 2 to quickly install the external protective cover 6. When the external protective cover 6 is pulled to remove the arc-shaped elastic block 8 to the outside of the pin barrel 11, the external protective cover 6 can be quickly disassembled to facilitate the disassembly and maintenance of the magnetic attraction member, thereby completing the use of the magnetic attraction member.

Claims

1. A magnetic attraction member with a rubber protective layer, characterized in that: The invention comprises a magnet body (1), the outer side of the magnet body (1) is provided with a rubber protective sleeve (2), the interior of the rubber protective sleeve (2) is provided with a mounting cavity (201), a columnar top seat (3) is provided at the center position of the top end of the rubber protective sleeve (2), a pin barrel (11) is provided at one end of the columnar top seat (3) away from the rubber protective sleeve (2), the bottom end of the pin barrel (11) extends to the interior of the mounting cavity (201), an inner protective cover (5) is provided at the top end of the pin barrel (11), an outer protective cover (6) is installed on the outer wall of the inner protective cover (5), and an identification plate (7) is provided on one side of the top end of the outer protective cover (6), the magnet body (1) comprises a magnetic steel (101) and a magnetic disk (102), the lower end of the magnet body (1) is provided with the magnetic steel (101), and the top end of the magnetic steel (101) is provided with the magnetic disk (102).

2. The magnetic attraction member with a rubber protective layer according to claim 1, characterized in that: The magnet body (1) comprises a through hole (103) and a cylindrical groove (104); the cylindrical groove (104) is arranged at the center position of the magnetic steel (101) and the magnetic disk (102); a through hole (103) is arranged on one side of the magnetic steel (101); one end of the through hole (103) extends to the outside of the magnetic steel (101).

3. The magnetic attraction member with a rubber protective layer according to claim 1, characterized in that: The material of the rubber protective sleeve (2) is set to be butadiene, and the rubber protective sleeve (2) is set to be a hollow ring structure.

4. The magnetic attraction member with a rubber protective layer according to claim 1, characterized in that: The outer wall of the columnar top seat (3) is provided with reinforcing ribs (4) at equal intervals, and one end of the reinforcing rib (4) away from the columnar top seat (3) is fixedly connected to the inner wall of the inner protective cover (5), and the angle between adjacent reinforcing ribs (4) is forty-five degrees.

5. The magnetic attraction member with a rubber protective layer according to claim 1, characterized in that: A pin (10) is arranged at the center position of the top of the outer protective cover (6), and arc-shaped elastic blocks (8) are arranged at equal intervals at the edge position of the bottom end of the pin (10).

6. The magnetic attraction member with a rubber protective layer according to claim 5, characterized in that: The outer walls of the arc-shaped elastic clamping blocks (8) are all provided with arc-shaped parts (801), and there are four arc-shaped elastic clamping blocks (8).

7. The magnetic attraction member with a rubber protective layer according to claim 5, characterized in that: An annular reinforcement member (9) is sleeved on the outer wall of the upper end of the pin (10), and the top end of the annular reinforcement member (9) is fixedly connected to the top of the outer protective cover (6).

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