Magnetizing roller

Abstract

The utility model discloses a magnetization roller, particularly relates to magnetization roller technical field, including the roller main part, said roller main part outer wall surface is provided with a plurality of mounting groove, each mounting groove is equipped with the magnetic stripe in order to make the roller main part have magnetism, said roller main part outer wall is sleeved with the wear-resisting subassembly, said wear-resisting subassembly includes the protective sleeve, three limiting grooves are formed in the inner wall of the protective sleeve, and three limiting blocks are fixedly arranged on each of the two sides of the outer wall of the roller body. The magnetic strips are arranged in the mounting grooves in the roller body to increase magnetism, the roller body is covered with the protective sleeve, the magnetic strips are protected, when a worker needs to overhaul the magnetic strips, the protective sleeve can be pushed out of the roller body only by screwing the bolts in sequence and pushing the balls to retract into the containing grooves, and therefore the worker can overhaul the magnetic strips conveniently. And then the palm extends into the caulking groove, and the magnetic strip is pulled out of the mounting groove, so that the structure is simple, and the operation is very convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetized rollers, more specifically to a magnetized roller. Background Art

[0002] Rollers refer to cylindrical objects that can rotate in machinery. In machinery, power sources (such as motors) are often used to drive rollers to drive other materials forward, or use rollers to generate pressure to process materials. Each end of the impression roller and the plate roller includes a gasket of a certain height to cushion the roller; it can be a complete gasket installed in the roller or a removable gasket (pillow ring). Existing rollers are divided into magnetized rollers, heating rollers, cooling rollers, deflection rollers, and support rollers according to their functions and uses. They are divided into seamless steel tube rollers, forging and centrifugal casting rollers according to their structures. They are divided into calendering rollers, calendering rollers, and cast rollers according to the process flow. Among them, magnetized rollers are usually used in the printing field.

[0003] At present, in order to improve the pressure resistance and wear resistance of the existing magnetized roller, a Chinese patent with the prior art publication number CN207563091U discloses a new type of magnetic roller. The utility model has a novel structural design. Support ribs are arranged between the inner roller body and the outer roller body, which can improve the stability of the device body. The electromagnetic device used has a high magnetic field strength. The coil is connected to direct current, and the coil generates a magnetic field to induce the right magnetic pole and the left magnetic pole, thereby improving the adsorption effect.

[0004] However, the above-mentioned prior art still has the following problems when used: after the magnetic roller is used for a long time, the internal electromagnetic device needs to be repaired. When the staff needs to repair and replace the electromagnetic device, since the electromagnetic device is installed inside the inner roller body, it is very inconvenient to disassemble and takes a lot of time. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a magnetized roller, which increases the magnetism of the roller body by means of a plurality of magnetic strips, uses a protective sleeve to protect the magnetic strips, and after a plurality of bolts are turned to push the sphere into the storage groove, the protective sleeve can be pushed out from the roller body, making it convenient for the staff to disassemble the magnetic strips, inspect and replace the magnetic strips, has a simple structure, and is very convenient to operate, so as to solve the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a magnetized roller, comprising a roller body, a plurality of installation grooves are provided on the outer wall surface of the roller body, a magnetic strip is provided in each installation groove, which is used to make the roller body magnetic, a wear-resistant component is sleeved on the outer wall of the roller body, and the wear-resistant component comprises a protective sleeve, three limiting grooves are provided on the inner wall of the protective sleeve, three limiting blocks are fixedly provided on both sides of the outer wall of the roller body, and the three limiting blocks are slidably provided in the three limiting grooves for assisting the installation of the protective sleeve, a receiving groove is provided on the outer wall of each limiting block, a sphere is provided in the receiving groove, a reset spring is fixedly provided between the bottom of the sphere and the receiving groove, grooves matching the sphere are provided on the inner walls on both sides of each limiting groove, and the sphere is engaged with the groove for connecting the protective sleeve and the roller body.

[0007] In a preferred embodiment, three circular grooves are provided on both sides of the outer wall of the protective sleeve, a threaded hole is provided on the inner wall of each circular groove, and the multiple threaded holes are respectively connected to the multiple grooves, so that the staff can adjust the position of the ball conveniently.

[0008] In a preferred embodiment, a bolt is threadedly connected in each threaded hole, and a rubber pad is fixedly provided at one end of the bolt close to the sphere. The rubber pad is made of soft material to prevent the bolt from directly contacting the sphere and causing wear on the surface of the sphere.

[0009] In a preferred embodiment, a rubber plug is inserted into each circular groove, and the rubber plug is sleeved on the bolt. The circular groove is sealed by the rubber plug to prevent dust and impurities from contaminating the circular groove.

[0010] In a preferred embodiment, the outer wall of the protective sleeve is a wear-resistant surface, which can improve the wear resistance of the protective sleeve, thereby extending the service life of the protective sleeve.

[0011] In a preferred embodiment, a plurality of rubber protrusions are fixedly provided on the inner wall of each magnetic strip, a plurality of card slots matching the rubber protrusions are opened on the inner wall of each mounting groove, and the plurality of rubber protrusions are respectively arranged in the plurality of card slots. The plurality of rubber protrusions are card-engaged with the plurality of card slots to increase the friction between the magnetic strip and the mounting groove, thereby preventing the magnetic strip from falling directly when the protective sleeve is removed.

[0012] In a preferred embodiment, each magnetic strip has an outer wall provided with an embedding groove, which facilitates the staff to take out the magnetic strip from the installation groove and to inspect and replace the magnetic strip.

[0013] Technical effects and advantages of the utility model:

[0014] The utility model increases magnetism by arranging a plurality of magnetic strips in the installation groove on the roller body, and uses a protective sleeve to cover the roller body to protect the magnetic strips. When the staff needs to inspect the magnetic strips, they only need to screw a plurality of bolts in sequence, push the sphere to retract into the storage groove, and then push the protective sleeve out of the roller body. Then, they can put their palms into the embedded groove and pull the magnetic strips out of the installation groove. The utility model has a simple structure and is very convenient to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a structural diagram of the roller body and the protective sleeve of the utility model;

[0017] Figure 3 This is a structural diagram of multiple magnetic strips and a roller body of the utility model;

[0018] Figure 4 This is a cross-sectional view of the protective sleeve of the utility model;

[0019] Figure 5 For this utility model Figure 4 Enlarged view of part A in the middle.

[0020] The reference numerals are: 1, roller body; 2, mounting groove; 3, magnetic strip; 4, wear-resistant component; 5, groove; 6, circular groove; 7, threaded hole; 8, bolt; 9, rubber pad; 10, rubber plug; 11, rubber protrusion; 12, slot; 13, embedded groove;

[0021] 401, protective sleeve; 402, limiting groove; 403, limiting block; 404, receiving groove; 405, ball; 406, return spring. 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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] Refer to the instruction manual Figure 1-5The utility model provides a magnetized roller, including a roller body 1, a plurality of mounting grooves 2 are provided on the outer wall surface of the roller body 1, a magnetic strip 3 is provided in each mounting groove 2, and is used to make the roller body 1 magnetic, a wear-resistant component 4 is sleeved on the outer wall of the roller body 1, and the wear-resistant component 4 includes a protective sleeve 401, and three limit grooves 402 are provided on the inner wall of the protective sleeve 401, and three limit blocks 403 are fixedly provided on both sides of the outer wall of the roller body 1, and the three limit blocks 403 are fixedly provided on the outer wall of the roller body 1. 03 is slidably arranged in three limiting grooves 402, and is used to assist in the installation of the protective sleeve 401. The outer wall of each limiting block 403 is provided with a receiving groove 404, and a ball 405 is arranged in the receiving groove 404. A return spring 406 is fixedly arranged between the bottom of the ball 405 and the receiving groove 404. The inner walls on both sides of each limiting groove 402 are provided with grooves 5 adapted to the ball 405. The ball 405 is clamped with the groove 5, and is used to connect the protective sleeve 401 and the roller body 1;

[0024] Next, three circular grooves 6 are provided on both sides of the outer wall of the protective sleeve 401, and a threaded hole 7 is provided on the inner wall of each circular groove 6, and the multiple threaded holes 7 are respectively connected with the multiple grooves 5 for adjusting the position of the ball 405, and a bolt 8 is threadedly connected in each threaded hole 7, and a rubber pad 9 is fixedly provided at one end of the bolt 8 close to the ball 405, and the rubber pad 9 is made of soft material to prevent the bolt 8 from directly contacting the ball 405 and causing wear on the surface of the ball 405;

[0025] Furthermore, in order to improve the wear resistance of the protective sleeve 401 , the outer wall of the protective sleeve 401 is set as a wear-resistant surface, which can improve the wear resistance of the protective sleeve 401 and thus extend the service life of the protective sleeve 401 .

[0026] When in use, the staff first inserts multiple magnetic strips 3 into multiple installation grooves 2 in sequence, and then aligns the three limit grooves 402 on the inner wall of the protective sleeve 401 with the three limit blocks 403 on the roller body 1 and inserts it. When the protective sleeve 401 is inserted into place, the return spring 406 in each receiving groove 404 pushes the ball 405 to automatically insert into the groove 5, completing the fixation of the protective sleeve 401, and the roller body 1 can be used. The outer wall surface of the protective sleeve 401 is processed into a wear-resistant surface, which can greatly improve the wear resistance of the protective sleeve 401. When the staff needs to inspect the magnetic strip 3, they only need to tighten the multiple bolts 8 in sequence, push the ball 405 to retract into the receiving groove 404, and then push the protective sleeve 401 out of the roller body 1, and then extend the palm into the embedded groove 13, pull the magnetic strip 3 out of the installation groove 2, and then it can be inspected and replaced. The structure is simple and the operation is very convenient.

[0027] Further, such as Figure 3As shown, a plurality of rubber protrusions 11 are fixedly provided on the inner wall of each magnetic strip 3, a plurality of card slots 12 adapted to the rubber protrusions 11 are provided on the inner wall of each mounting groove 2, and the plurality of rubber protrusions 11 are respectively provided in the plurality of card slots 12, so as to improve the connection firmness between the magnetic strip 3 and the mounting groove 2, and the plurality of rubber protrusions 11 are carded with the plurality of card slots 12 to increase the friction between the magnetic strip 3 and the mounting groove 2, so as to prevent the magnetic strip 3 from falling directly when the protective sleeve 401 is disassembled, and an embedding groove 13 is provided on the outer wall of each magnetic strip 3, so as to facilitate the staff to disassemble the magnetic strip 3;

[0028] In addition, a rubber plug 10 is inserted into each circular groove 6 , and the rubber plug 10 is sleeved on the bolt 8 , so that the circular groove 6 is sealed by the rubber plug 10 to prevent dust and impurities from contaminating the circular groove 6 .

[0029] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A magnetized roller, comprising a roller body (1), characterized in that: The outer wall surface of the roller body (1) is provided with a plurality of mounting grooves (2), and each mounting groove (2) is provided with a magnetic strip (3) for making the roller body (1) magnetic; The outer wall of the roller body (1) is sleeved with a wear-resistant component (4), the wear-resistant component (4) comprising a protective sleeve (401), the inner wall of the protective sleeve (401) being provided with three limit grooves (402), three limit blocks (403) being fixedly provided on both sides of the outer wall of the roller body (1), the three limit blocks (403) being slidably arranged in the three limit grooves (402) for assisting the installation of the protective sleeve (401), the outer wall of each limit block (403) being provided with a receiving groove (404), a ball (405) being arranged in the receiving groove (404), and a return spring (406) being fixedly provided between the bottom of the ball (405) and the receiving groove (404); The inner walls on both sides of each limiting groove (402) are provided with grooves (5) adapted to the sphere (405), and the sphere (405) is snap-fitted with the grooves (5) to connect the protective sleeve (401) and the roller body (1).

2. The magnetized roller according to claim 1, characterized in that: Three circular grooves (6) are provided on both sides of the outer wall of the protective sleeve (401), a threaded hole (7) is provided on the inner wall of each circular groove (6), and the plurality of threaded holes (7) are respectively connected to the plurality of grooves (5).

3. The magnetized roller according to claim 2, characterized in that: A bolt (8) is threadedly connected in each threaded hole (7), and a rubber pad (9) is fixedly provided at one end of the bolt (8) close to the sphere (405) to facilitate adjustment of the position of the sphere (405).

4. The magnetized roller according to claim 3, characterized in that: A rubber plug (10) is inserted into each circular groove (6), and the rubber plug (10) is sleeved on the bolt (8) to seal the circular groove (6).

5. The magnetizing roller according to claim 1, characterized in that: The outer wall of the protective sleeve (401) is a wear-resistant surface, which is used to improve the wear resistance of the protective sleeve (401).

6. The magnetizing roller according to claim 1, characterized in that: A plurality of rubber protrusions (11) are fixedly provided on the inner wall of each magnetic strip (3), a plurality of clamping grooves (12) adapted to the rubber protrusions (11) are provided on the inner wall of each mounting groove (2), and the plurality of rubber protrusions (11) are respectively arranged in the plurality of clamping grooves (12) to improve the connection firmness between the magnetic strip (3) and the mounting groove (2).

7. The magnetizing roller according to claim 1, characterized in that: Each magnetic strip (3) has an outer wall provided with an embedding groove (13) to facilitate removal of the magnetic strip (3).

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