Magnetic material and preparation process thereof

Abstract

The invention relates to magnetic material processing, in particular to a magnetic material and a preparation process thereof, and the process comprises the following steps: step 1, adjusting the height of a lifting cylinder inserted into a forming space formed between an inner cylinder and an outer cylinder; 2, the positions of two shielding sliding plates on the descending lifting cylinder are adjusted; thirdly, an inserting cylinder formed by combining a plurality of inserting blocks is inserted into the upper side of the lifting cylinder at the descending position; 4, injecting an injectable magnetic material between the two shielding sliding plates through a connecting pipeline to form an arc-shaped magnetic material; and arc-shaped magnetic materials with different widths and radians can be prepared according to different use requirements so as to adapt to different motors.

Description

Technical Field

[0001] The invention relates to magnetic material processing, more specifically to a magnetic material and a preparation process thereof. Background Art

[0002] Magnetic materials refer to materials that can generate magnetism under the action of an external magnetic field. These materials are widely used in motors, transformers, magnetic storage devices and other fields. In the process of preparing magnetic materials, the specific process may vary depending on the material type and application. The injection molding of magnetic materials is to mix the mixed powder with the polymer to form an injectable slurry, which is injected into the mold by an injection machine to form the required shape of magnetic materials. In the field of magnetic materials used in motors, the magnetic materials need to be arc-shaped, and when the model and required function of the motor change, it is necessary to be able to process arc-shaped magnetic materials of different widths and curvatures. Summary of the invention

[0003] The purpose of the present invention is to provide a magnetic material and a preparation process thereof, which can prepare arc-shaped magnetic materials with different widths and curvatures according to different usage requirements and adapt to the use of different motors.

[0004] The purpose of the present invention is achieved through the following technical solutions:

[0005] A magnetic material preparation process, the process comprising the following steps:

[0006] Step 1: Adjust the height of the lifting cylinder inserted into the molding space formed between the inner cylinder and the outer cylinder;

[0007] Step 2: Adjust the positions of the two shielding slides on the descending lifting cylinder;

[0008] Step 3: inserting the insertion cylinder formed by assembling a plurality of insertion blocks into the upper side of the lifting cylinder in the descending position;

[0009] Step 4: Inject the injectable magnetic material between the two shielding slides through the connecting pipe to form an arc-shaped magnetic material.

[0010] A magnetic material preparation device comprises a device support, a telescopic mechanism I is fixedly connected to the device support, a lifting support I is fixedly connected to the telescopic end of the telescopic mechanism I, an inner cylinder and an outer cylinder are fixedly connected to the lifting support I, and a molding space is formed between the inner cylinder and the outer cylinder;

[0011] A plurality of telescopic mechanisms II are fixedly connected to the lifting bracket I, a lifting cylinder is fixedly connected to the telescopic end of each telescopic mechanism II, and a sliding groove is arranged at the upper end of each lifting cylinder;

[0012] A plurality of lifting cylinders are mutually sleeved and slidably connected between the inner cylinder and the outer cylinder;

[0013] Four shielding slide plates are slidably connected in each sliding groove, and an adsorption block is fixedly connected to the bottom of each shielding slide plate, and the adsorption block is adsorbed in the sliding groove;

[0014] The adsorption block is a permanent magnet;

[0015] The shielding slide is rotatably connected to a driving wheel, the driving wheel is located in the sliding groove, the shielding slide is fixedly connected to a power mechanism for driving the driving wheel to rotate, the power mechanism is preferably a servo motor, and the shielding slide is fixedly connected to a connecting pipe, which passes through the shielding slide;

[0016] A telescopic mechanism III is fixedly connected to the device bracket, a lifting bracket II is fixedly connected to the telescopic end of the telescopic mechanism III, a plurality of telescopic mechanisms IV are fixedly connected to the lifting bracket II, a support ring is fixedly connected to the telescopic end of each telescopic mechanism IV, a plurality of insertion blocks are slidably connected to each support ring, and a compression spring is fixedly connected between the insertion block and the support ring;

[0017] The plurality of support rings are respectively located on the upper sides of the plurality of lifting cylinders, and the plurality of inserting blocks on each support ring are combined to form an inserting cylinder, the inner and outer diameters of the inserting cylinder are the same as those of the corresponding lifting cylinder, and the inserting cylinder can be inserted into the molding space;

[0018] The shielding slide plate can contact with the inserting block, and the shielding slide plate and the inserting block have the same shape.

[0019] A magnetic material is in an arc shape. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0021] Figure 1 It is a schematic diagram of the magnetic material preparation process of the present invention;

[0022] Figure 2 It is a schematic diagram of the magnetic material structure of the present invention;

[0023] Figure 3 It is a schematic structural diagram of a magnetic material preparation device of the present invention;

[0024] Figure 4 It is a schematic diagram of the clamping structure of the device of the present invention;

[0025] Figure 5 It is a schematic diagram of the lifting cylinder structure of the present invention;

[0026] Figure 6 It is a schematic diagram of the structure of the lifting bracket I of the present invention;

[0027] Figure 7 It is a schematic diagram of the shielding slide structure of the present invention;

[0028] Figure 8 It is a schematic diagram of the shielding slide structure of the present invention;

[0029] Fig. 9 It is a structural schematic diagram of the lifting bracket II of the present invention;

[0030] Fig.10 It is a schematic diagram of the insertion block structure of the present invention.

[0031] In the figure: device bracket 11; telescopic mechanism I 12; lifting bracket I 13; inner tube 14; outer tube 15; telescopic mechanism II 21; lifting tube 22; sliding groove 23; shielding slide plate 31; adsorption block 32; connecting pipe 33; driving wheel 34; telescopic mechanism III 41; lifting bracket II 42; telescopic mechanism IV 43; support ring 44; insertion block 45. DETAILED DESCRIPTION

[0032] The present invention is further described in detail below with reference to the accompanying drawings.

[0033] like Figure 1 As shown, the steps and functions of the magnetic material preparation process are described in detail below;

[0034] A magnetic material preparation process, the process comprising the following steps:

[0035] Step 1: Adjust the height of the lifting cylinder 22 inserted into the molding space formed between the inner cylinder 14 and the outer cylinder 15;

[0036] Step 2: Adjust the positions of the two shielding slide plates 31 on the descending lifting cylinder 22;

[0037] Step 3: inserting the insertion cylinder formed by combining a plurality of insertion blocks 45 into the upper side of the lifting cylinder 22 in the descending position;

[0038] Step 4: injecting the injectable magnetic material into between the two shielding slide plates 31 through the connecting pipe 33 to form an arc-shaped magnetic material;

[0039] According to the use requirements, that is, the thickness and curvature of the arc-shaped magnetic material to be processed, the height of the lifting cylinder 22 is adjusted; and then the shape and size of the removed part of the lifting cylinder 22 in the molding space formed between the inner cylinder 14 and the outer cylinder 15 are adjusted. By removing the lifting cylinder 22, the shape in the molding space changes, and then magnetic materials of different thicknesses, heights and curvatures are formed according to different use requirements;

[0040] like Figure 2 As shown, a magnetic material is arc-shaped;

[0041] like Figures 3 to 10As shown, in order to facilitate the implementation of the magnetic material preparation process, a magnetic material preparation device is designed. The structure and function of the magnetic material preparation device are described in detail below;

[0042] A magnetic material preparation device comprises a device support 11, a telescopic mechanism Ⅰ12 is fixedly connected to the device support 11, a lifting support Ⅰ13 is fixedly connected to the telescopic end of the telescopic mechanism Ⅰ12, an inner cylinder 14 and an outer cylinder 15 are fixedly connected to the lifting support Ⅰ13, and a molding space is formed between the inner cylinder 14 and the outer cylinder 15;

[0043] A plurality of telescopic mechanisms II 21 are fixedly connected to the lifting bracket I 13, and a lifting cylinder 22 is fixedly connected to the telescopic end of each telescopic mechanism II 21, and a sliding groove 23 is provided at the upper end of each lifting cylinder 22;

[0044] A plurality of lifting cylinders 22 are mutually sleeved and slidably connected between the inner cylinder 14 and the outer cylinder 15;

[0045] Four shielding slide plates 31 are slidably connected in each sliding groove 23, and an adsorption block 32 is fixedly connected to the bottom of each shielding slide plate 31, and the adsorption block 32 is adsorbed in the sliding groove 23;

[0046] The adsorption block 32 is a permanent magnet;

[0047] The shielding slide 31 is rotatably connected to a driving wheel 34, the driving wheel 34 is located in the sliding groove 23, the shielding slide 31 is fixedly connected to a power mechanism for driving the driving wheel 34 to rotate, the power mechanism is preferably a servo motor, and the shielding slide 31 is fixedly connected to a connecting pipe 33, the connecting pipe 33 passes through the shielding slide 31;

[0048] A telescopic mechanism III 41 is fixedly connected to the device bracket 11, a lifting bracket II 42 is fixedly connected to the telescopic end of the telescopic mechanism III 41, and a plurality of telescopic mechanisms IV 43 are fixedly connected to the lifting bracket II 42, and a support ring 44 is fixedly connected to the telescopic end of each telescopic mechanism IV 43, and a plurality of insertion blocks 45 are slidably connected to each support ring 44, and a compression spring is fixedly connected between the insertion block 45 and the support ring 44;

[0049] A plurality of support rings 44 are respectively located on the upper sides of the plurality of lifting cylinders 22, and a plurality of inserting blocks 45 on each support ring 44 are combined to form an inserting cylinder, and the inner and outer diameters of the inserting cylinder are the same as those of the corresponding lifting cylinder 22, and the inserting cylinder can be inserted into the molding space;

[0050] The shielding slide plate 31 can contact the insertion block 45, and the shielding slide plate 31 and the insertion block 45 have the same shape;

[0051] When in use, the telescopic mechanism Ⅰ12 is started. The telescopic mechanism Ⅰ12 can be a hydraulic cylinder or an electric push rod. The telescopic end of the telescopic mechanism Ⅰ12 drives the lifting bracket Ⅰ13 to move. The lifting bracket Ⅰ13 drives the inner tube 14 and the outer tube 15 to move, thereby adjusting the height of the inner tube 14 and the outer tube 15.

[0052] Start the telescopic mechanism II 21, which can be a hydraulic cylinder or an electric push rod. The telescopic end of the telescopic mechanism II 21 drives the corresponding lifting cylinder 22 to move, thereby adjusting the height of the lifting cylinder 22, and then adjusting the shape and size of the removed part of the lifting cylinder 22 in the molding space formed between the inner cylinder 14 and the outer cylinder 15. The shape of the molding space changes by removing the lifting cylinder 22;

[0053] The power mechanism is started, and the output shaft of the power mechanism starts to rotate, and the output shaft of the power mechanism drives the driving wheel 34 to rotate. The driving wheel 34 is in the sliding groove 23, and the driving wheel 34 moves in the sliding groove 23. When the driving wheel 34 rotates, it pushes the shielding slide 31 to slide in the sliding groove 23, thereby adjusting the position of the shielding slide 31, such as Figure 5 As shown;

[0054] Start the telescopic mechanism III41, which may be a hydraulic cylinder or an electric push rod, and the telescopic end of the telescopic mechanism III41 drives the lifting bracket II42 to move, and the lifting bracket II42 drives the telescopic mechanism IV43 to move, and the telescopic mechanism IV43 drives the support ring 44 to move, and the support ring 44 drives the insertion block 45 to move, and start the telescopic mechanism IV43, which may be a hydraulic cylinder or an electric push rod, and the telescopic end of the telescopic mechanism IV43 drives the support ring 44 to move, and the support ring 44 drives the insertion block 45 to move, and insert the insertion cylinder formed by the combination of the plurality of insertion blocks 45 into the upper side of the lifting cylinder 22 in the descending position;

[0055] The magnetic powder is mixed with the polymer in advance to form an injectable slurry, which is then injected into the connecting pipe 33 by an injection machine. Figure 7 As shown, the distribution of the connecting pipe 33 is shown, and the slurry is then injected between the two shielding slide plates 31 through the connecting pipe 33;

[0056] The slurry is then injected into the shape formed by the lifting cylinder 22, the two shielding slide plates 31 and the plurality of insert blocks 45 in the molding space, thereby forming an arc-shaped magnetic material.

Claims

1. A process for preparing a magnetic material, characterized in that: The process includes the following steps: Step 1: adjusting the height of the lifting cylinder (22) inserted into the molding space formed between the inner cylinder (14) and the outer cylinder (15); Step 2: Adjust the positions of the two shielding slide plates (31) on the descending lifting cylinder (22); Step 3: inserting the insertion cylinder formed by assembling a plurality of insertion blocks (45) into the upper side of the lifting cylinder (22) in the descending position; Step 4: injecting the injectable magnetic material into between the two shielding slide plates (31) through the connecting pipe (33) to form an arc-shaped magnetic material.

2. A magnetic material preparation process according to claim 1, characterized in that: The inner cylinder (14) and the outer cylinder (15) are both fixedly connected to the lifting bracket I (13), the lifting bracket I (13) is fixedly connected to the telescopic end of the telescopic mechanism I (12), the telescopic mechanism I (12) is fixedly connected to the device bracket (11), and a molding space is formed between the inner cylinder (14) and the outer cylinder (15).

3. A magnetic material preparation process according to claim 2, characterized in that: The lifting bracket I (13) is fixedly connected to a plurality of telescopic mechanisms II (21), the telescopic end of each telescopic mechanism II (21) is fixedly connected to a lifting cylinder (22), and the upper end of each lifting cylinder (22) is provided with a sliding groove (23).

4. A magnetic material preparation process according to claim 3, characterized in that: A plurality of lifting cylinders (22) are sleeved and slidably connected between the inner cylinder (14) and the outer cylinder (15).

5. A magnetic material preparation process according to claim 4, characterized in that: Four shielding slide plates (31) are slidably connected in each sliding groove (23), and a suction block (32) is fixedly connected to the bottom of each shielding slide plate (31), and the suction block (32) is sucked in the sliding groove (23).

6. A magnetic material preparation process according to claim 5, characterized in that: The adsorption block (32) is a permanent magnet. The shielding slide plate (31) is rotatably connected to a driving wheel (34), the driving wheel (34) is located in the sliding groove (23), the shielding slide plate (31) is fixedly connected to a power mechanism for driving the driving wheel (34) to rotate, and the shielding slide plate (31) is fixedly connected to a connecting pipe (33), and the connecting pipe (33) passes through the shielding slide plate (31).

7. A magnetic material preparation process according to claim 6, characterized in that: The device bracket (11) is fixedly connected with a telescopic mechanism III (41), the telescopic end of the telescopic mechanism III (41) is fixedly connected with a lifting bracket II (42), the lifting bracket II (42) is fixedly connected with a plurality of telescopic mechanisms IV (43), the telescopic end of each telescopic mechanism IV (43) is fixedly connected with a support ring (44), each support ring (44) is slidably connected with a plurality of insertion blocks (45), and a compression spring is fixedly connected between the insertion block (45) and the support ring (44).

8. A magnetic material preparation process according to claim 7, characterized in that: A plurality of support rings (44) are respectively located on the upper sides of a plurality of lifting cylinders (22); a plurality of insertion blocks (45) on each support ring (44) are combined to form an insertion cylinder; the inner and outer diameters of the insertion cylinder are the same as those of the corresponding lifting cylinder (22); and the insertion cylinder can be inserted into the molding space.

9. A magnetic material preparation process according to claim 8, characterized in that: The shielding slide plate (31) can contact the insertion block (45), and the shielding slide plate (31) and the insertion block (45) have the same shape.

10. A magnetic material prepared by the magnetic material preparation process according to claim 1, characterized in that: The magnetic material is in an arc shape.

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