High-precision semiconductor magnetic steel

Abstract

The high-precision semiconductor magnetic steel comprises a locking assembly, a magnetic steel main body and a U-shaped clamping plate, the magnetic steel main body is composed of a semiconductor magnetic steel A, a heat insulation gasket, a semiconductor magnetic steel B and a mounting screw hole, and the heat insulation gasket is clamped between the semiconductor magnetic steel A and the semiconductor magnetic steel B; mounting screw holes are formed in the outer sides of the semiconductor magnetic steel A and the semiconductor magnetic steel B. U-shaped clamping plates are installed on the periphery of the magnetic steel body at equal intervals through mounting bolts, and coils are wound around the U-shaped clamping plates. The novel semiconductor magnetic steel can improve the precision of the semiconductor magnetic steel during rotation, avoids shaking, facilitates the improvement of the magnetism of the semiconductor magnetic steel, and is suitable for wide popularization and application.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic steel, in particular to a high-precision semiconductor magnetic steel. Background Art

[0002] Semiconductor magnet is a magnetic material widely used in ultra-precision two-dimensional large-stroke planar positioning magnetic levitation platforms. The manufacture and inspection of semiconductor magnet is a very challenging task. It puts forward stringent requirements that exceed traditional process standards in terms of ultra-high dimensional accuracy, high magnetic properties, corrosion-resistant coating, zero-defect appearance, etc. of large-size magnets. It is widely used in permanent magnet motors.

[0003] The high-precision semiconductor magnet has the following disadvantages: 1. It cannot improve the precision of the semiconductor magnet in rotation, avoid shaking, and is not convenient for improving the magnetic properties of the semiconductor magnet. To this end, we propose a high-precision semiconductor magnet. Utility Model Content

[0004] The main purpose of the utility model is to provide a high-precision semiconductor magnetic steel, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A high-precision semiconductor magnetic steel, comprising a locking assembly, a magnetic steel body and a U-shaped clamping plate, wherein the magnetic steel body is composed of a semiconductor magnetic steel A, a heat-insulating gasket, a semiconductor magnetic steel B and a mounting screw hole, and a heat-insulating gasket is sandwiched between the semiconductor magnetic steel A and the semiconductor magnetic steel B;

[0007] The outer sides of the semiconductor magnetic steel A and the semiconductor magnetic steel B are both provided with mounting screw holes, and the outer periphery of the magnetic steel body is equidistantly mounted with U-shaped clamping plates through mounting bolts, and a coil is wound on the U-shaped clamping plates.

[0008] Furthermore, an axial hole is opened at the axis center of the magnetic steel body and a locking assembly is arranged on the outer side of the axial hole. The locking assembly includes a positioning ring fixed on the semiconductor magnetic steel A and the semiconductor magnetic steel B by a positioning screw.

[0009] Furthermore, a locking sleeve is welded on one side of the positioning ring, and locking bolts are installed at equal distances on the periphery of the locking sleeve through screw holes. The motor shaft is passed through the locking assembly and the magnetic steel body, and the locking bolts on the locking sleeve are tightened to achieve quick fixation.

[0010] Furthermore, the mounting bolts are screwed into the mounting screw holes accordingly.

[0011] Furthermore, the semiconductor magnetic steel A and the semiconductor magnetic steel B are both made of ferrite magnetic steel materials, and the thermal insulation gasket is made of ceramic material. By making the thermal insulation gasket into ceramic material, heat transfer between the semiconductor magnetic steel A and the semiconductor magnetic steel B can be avoided.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The utility model discloses a high-precision semiconductor magnet. The motor shaft is passed through the locking assembly and the magnet body and the locking bolt on the locking sleeve is tightened to achieve rapid fixation. The magnet body composed of semiconductor magnet A, semiconductor magnet B and a heat insulation gasket is used to effectively increase the magnetic field range and improve the magnetism of the magnet.

[0014] 2. The utility model discloses a high-precision semiconductor magnet. The heat transfer between the semiconductor magnet A and the semiconductor magnet B is avoided by using a thermal insulation gasket made of ceramic material. The magnet body is conveniently fixed by using a U-shaped clamp and mounting bolts, which is convenient for installation and disassembly. The coil wrapped around the outside of the U-shaped clamp can increase the magnetism of the entire semiconductor magnet after power is turned on. The overall device is symmetrically arranged, which greatly improves the accuracy of the semiconductor magnet during rotation and avoids shaking. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a schematic diagram of the overall structure of a high-precision semiconductor magnetic steel.

[0016] Figure 2 The utility model is a schematic diagram of the main structure of a high-precision semiconductor magnetic steel.

[0017] Figure 3 The utility model is a schematic diagram of the structure of a locking component of a high-precision semiconductor magnetic steel.

[0018] In the figure: 1. Locking assembly; 101. Locking bolt; 102. Positioning ring; 103. Positioning screw; 104. Locking sleeve; 2. Magnet body; 201. Semiconductor magnet A; 202. Thermal insulation gasket; 203. Semiconductor magnet B; 204. Mounting screw hole; 3. Mounting bolt; 4. U-shaped clamp; 5. Coil. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] like Figure 1-3As shown, a high-precision semiconductor magnetic steel comprises a locking assembly 1, a magnetic steel body 2 and a U-shaped clamping plate 4, wherein the magnetic steel body 2 is composed of a semiconductor magnetic steel A201, a heat-insulating gasket 202, a semiconductor magnetic steel B203 and a mounting screw hole 204, and the heat-insulating gasket 202 is clamped between the semiconductor magnetic steel A201 and the semiconductor magnetic steel B203;

[0021] The outer sides of the semiconductor magnetic steel A201 and the semiconductor magnetic steel B203 are both provided with mounting screw holes 204 , and the outer periphery of the magnetic steel body 2 is equidistantly mounted with U-shaped clamping plates 4 through mounting bolts 3 , and the U-shaped clamping plates 4 are wound with coils 5 .

[0022] Among them, an axial hole is opened at the axis center of the magnetic steel body 2 and a locking component 1 is set on the outside of the axial hole. The locking component 1 includes a positioning ring 102 fixed on the semiconductor magnetic steel A201 and the semiconductor magnetic steel B203 by a positioning screw 103.

[0023] In this embodiment, Figure 1 As shown, it is convenient to install and disassemble the locking assembly 1.

[0024] A locking sleeve 104 is welded to one side of the positioning ring 102 , and locking bolts 101 are installed at equal distances on the periphery of the locking sleeve 104 through screw holes.

[0025] In this embodiment, Figure 1 As shown, the motor shaft is passed through the locking assembly 1 and the magnetic steel body 2 and the locking bolt 101 on the locking sleeve 104 is tightened to achieve rapid fixing.

[0026] The mounting bolts 3 are screwed into the mounting screw holes 204 accordingly.

[0027] In this embodiment, Figure 1 As shown, the U-shaped clamping plate 4 and the mounting bolts 3 are used to fix the magnetic steel body 2, which is convenient for installation and disassembly.

[0028] Wherein, the semiconductor magnetic steel A201 and the semiconductor magnetic steel B203 are both made of ferrite magnetic steel materials, and the thermal insulation gasket 202 is made of ceramic material.

[0029] In this embodiment, Figure 2 As shown, the heat transfer between the semiconductor magnetic steel A201 and the semiconductor magnetic steel B203 is avoided by using the thermal insulation gasket 202 as a ceramic material.

[0030] It should be noted that the utility model is a high-precision semiconductor magnet. When working, the motor shaft is passed through the locking assembly 1 and the magnet body 2 and the locking bolt 101 on the locking sleeve 104 is tightened to achieve rapid fixation. The magnet body 2 composed of the semiconductor magnet A201, the semiconductor magnet B203 and the thermal insulation gasket 202 is used to effectively increase the magnetic field range and improve the magnetism of the magnet. The thermal insulation gasket 202 is made of ceramic material to avoid heat transfer between the semiconductor magnet A201 and the semiconductor magnet B203. The U-shaped clamp 4 and the mounting bolt 3 are used to fix the magnet body 2 for easy installation and disassembly. The coil 5 wound around the outside of the U-shaped clamp 4 can increase the magnetism of the entire semiconductor magnet after power is turned on, and the overall device is symmetrically arranged, which greatly improves the accuracy of the semiconductor magnet during rotation and avoids shaking.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-precision semiconductor magnetic steel, comprising a locking assembly (1), a magnetic steel body (2) and a U-shaped clamping plate (4), characterized in that: The magnetic steel body (2) is composed of a semiconductor magnetic steel A (201), a heat-insulating gasket (202), a semiconductor magnetic steel B (203) and a mounting screw hole (204); the heat-insulating gasket (202) is sandwiched between the semiconductor magnetic steel A (201) and the semiconductor magnetic steel B (203); The outer sides of the semiconductor magnetic steel A (201) and the semiconductor magnetic steel B (203) are both provided with mounting screw holes (204), and the outer periphery of the magnetic steel body (2) is equidistantly mounted with U-shaped clamping plates (4) via mounting bolts (3), and a coil (5) is wound around the U-shaped clamping plates (4).

2. The high-precision semiconductor magnetic steel according to claim 1, characterized in that: An axial hole is provided at the axis center of the magnetic steel body (2), and a locking assembly (1) is provided on the outer side of the axial hole. The locking assembly (1) comprises a positioning ring (102) fixed on the semiconductor magnetic steel A (201) and the semiconductor magnetic steel B (203) by a positioning screw (103).

3. The high-precision semiconductor magnetic steel according to claim 2, characterized in that: A locking sleeve (104) is welded to one side of the positioning ring (102), and locking bolts (101) are installed at equal distances on the periphery of the locking sleeve (104) through screw holes.

4. The high-precision semiconductor magnetic steel according to claim 1, characterized in that: The mounting bolts (3) are screwed into the mounting screw holes (204) accordingly.

5. The high-precision semiconductor magnetic steel according to claim 1, characterized in that: The semiconductor magnetic steel A (201) and the semiconductor magnetic steel B (203) are both made of ferrite magnetic steel materials, and the thermal insulation gasket (202) is made of ceramic material.

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