CN211018586U - Vector magnetizing device of permanent magnet brushless motor - Google Patents
Vector magnetizing device of permanent magnet brushless motor Download PDFInfo
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- CN211018586U CN211018586U CN201922438122.XU CN201922438122U CN211018586U CN 211018586 U CN211018586 U CN 211018586U CN 201922438122 U CN201922438122 U CN 201922438122U CN 211018586 U CN211018586 U CN 211018586U
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- permanent magnet
- magnetizing
- head
- numerical control
- control rotary
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Abstract
The utility model discloses a permanent magnet brushless motor vector magnetization device, the device comprises a device base, the fixed numerical control rotary worktable that is equipped with in device base upper portion, numerical control rotary worktable upper portion rotates and is equipped with the permanent magnet runner, the inboard electric motor rotor that includes evenly distributed of permanent magnet runner, one side is equipped with the support that magnetizes of the shape of falling the U on the numerical control rotary worktable, and the other end is equipped with the working head that magnetizes, it is equipped with the magnetic head utmost point claw to magnetize the working head tip, it has the magnetic head coil that magnetizes to cover on the magnetic head utmost point claw. The utility model discloses magnetizing after becoming the assembly to magnetizing before the assembly, make electric motor rotor can assemble the permanent magnet earlier under the nonmagnetic condition, improved assembly convenience and security like this greatly. Simultaneously the utility model discloses can also be convenient the restoration because high temperature, vibrations cause the rotor of the magnetic loss inefficacy, make it magnetize again under the condition of not disassembling the permanent magnet, reach the mesh of harmless restoration.
Description
Technical Field
The utility model relates to a technical field that magnetizes specifically indicates a permanent magnet brushless motor vector device that magnetizes.
Background
In the manufacturing process of the traditional permanent magnet brushless motor, permanent magnets are firstly magnetized and then assembled on a generator rotor or a generator stator, which brings a problem that a great magnetic force needs to be overcome in the assembling process, and particularly on a motor with a large point, the situation that operators are easily injured and the magnets are easily crushed due to the magnetic force carelessly is caused.
In addition, for the stator or the rotor which needs to be maintained after loss of magnetism, the magnet is often required to be detached and recharged, and particularly, the permanent magnet is overheated and loses magnetism and can hardly be maintained for the rotor adopting the bonding process. This is an urgent need for a device that allows permanent magnets to be assembled in advance and then recharged, thereby overcoming the disadvantages of the prior art, which is the key to manufacture such a device.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art shortcoming, provide a permanent magnet brushless motor vector magnetization device.
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a permanent magnet brushless motor vector magnetization device, includes the device base, the fixed numerical control rotary worktable that is equipped with in device base upper portion, numerical control rotary worktable upper portion rotates and is equipped with the permanent magnet runner, the inboard motor rotor that includes evenly distributed of permanent magnet runner, one side is equipped with the support that magnetizes of falling U-shaped on the numerical control rotary worktable, support one end that magnetizes is fixed on the device base, and the other end is equipped with the working head that magnetizes, the working head tip that magnetizes is equipped with and magnetizes the head utmost point claw, it has the head coil that magnetizes to cover on the head utmost point claw that magnetizes.
Further, the number of the magnetic charging head pole claws is two.
Furthermore, the horizontal height of the pole claw of the magnetizing head is consistent with that of the motor rotor, so that the magnetizing is conveniently matched.
Furthermore, two adjacent motor rotors are correspondingly matched with the pole claws of the magnetizing head to be magnetized in a matched mode.
Compared with the prior art, the utility model the advantage lie in: the utility model discloses a device magnetizes after becoming the assembly to the magnetization before the assembly, makes electric motor rotor assemble the permanent magnet earlier under no magnetism condition, has improved assembly convenience and security like this greatly. Simultaneously the utility model discloses can also be convenient the restoration because high temperature, vibrations cause the rotor of demagnetization inefficacy, make it magnetize again under the condition of not disassembling the permanent magnet, reach harmless prosthetic purpose to can practice thrift the tombarthite resource greatly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention from above.
Fig. 3 is a schematic view of the local enlarged structure of the middle magnetizing head of the present invention.
As shown in the figure: 1. the device comprises a device base, 2, a numerical control rotary worktable, 3, a permanent magnet rotating wheel, 4, a motor rotor, 5, a magnetizing support, 6, a magnetizing working head, 7, a magnetizing head pole claw, 8 and a magnetizing head coil.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.
The present invention will be described in further detail with reference to the accompanying drawings.
When the utility model is implemented, the vector magnetizing device of the permanent magnet brushless motor comprises a device base 1, the upper part of the device base 1 is fixedly provided with a numerical control rotary worktable 2, the upper part of the numerical control rotary worktable 2 is rotatably provided with a permanent magnet rotating wheel 3, the inner side of the permanent magnet rotating wheel 3 comprises motor rotors 4 which are uniformly distributed, one side of the numerical control rotary table 2 is provided with an inverted U-shaped magnetizing bracket 5, one end of the magnetizing bracket 5 is fixed on the device base 1, the other end is provided with a magnetizing working head 6, the end part of the magnetizing working head 6 is provided with a magnetizing head pole claw 7, the magnetizing head pole claw 7 is coated with a magnetizing head coil 8, the number of the magnetic charging head pole claws 7 is two, the horizontal height of the magnetic charging head pole claws 7 is consistent with that of the motor rotor 4, and the two adjacent motor rotors 4 are correspondingly matched with the magnetic charging head pole claws 7.
The utility model discloses a theory of operation: when the rotor 4 to be charged needs to be charged, the numerical control rotary table 2 drives the permanent magnet rotating wheel 3 to rotate, so that the motor rotor 4 is aligned with the charging head pole claw 7, the motor rotor 4 is a permanent magnet, the electric control part controller controls the charged capacitor to discharge to the charging head coil 8, the charging head pole claw 7, the motor rotor 4 and the external iron permanent magnet rotating wheel 3 form a magnetic circuit to charge the permanent magnet, when the capacitor discharge is finished, the numerical control rotary table 2 automatically rotates for an angle to be aligned with the next group of motor rotors 4, the capacitor discharges again to finish primary charging, and when the rotary table rotates for a whole circle, the charging to the motor rotors is finished. The electric control part of the numerical control rotary table 2 is realized with technology, is not the core of the invention and is not further developed in the text.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a permanent magnet brushless motor vector magnetization device, includes device base (1), its characterized in that: the device is characterized in that a numerical control rotary table (2) is fixedly arranged on the upper portion of a base (1), a permanent magnet rotary wheel (3) is arranged on the upper portion of the numerical control rotary table (2) in a rotating mode, the inner side of the permanent magnet rotary wheel (3) comprises motor rotors (4) which are uniformly distributed, an inverted U-shaped magnetizing support (5) is arranged on one side of the numerical control rotary table (2), one end of the magnetizing support (5) is fixed on the base (1), a magnetizing working head (6) is arranged on the other end of the magnetizing support, a magnetizing head pole claw (7) is arranged at the end portion of the magnetizing working head (6), and a magnetizing head coil (8) is wrapped on the magnetizing head pole claw (7.
2. The vector magnetizing device of the permanent magnet brushless motor according to claim 1, wherein: the number of the magnetic charging head pole claws (7) is two.
3. The vector magnetizing apparatus for a permanent magnet brushless motor according to claim 2, wherein: the horizontal height of the pole claw (7) of the magnetizing head is consistent with the horizontal height of the motor rotor (4).
4. The vector magnetizing apparatus for a permanent magnet brushless motor according to claim 3, wherein: and two adjacent motor rotors (4) are correspondingly matched with the pole claws (7) of the magnetizing head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922438122.XU CN211018586U (en) | 2019-12-30 | 2019-12-30 | Vector magnetizing device of permanent magnet brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922438122.XU CN211018586U (en) | 2019-12-30 | 2019-12-30 | Vector magnetizing device of permanent magnet brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211018586U true CN211018586U (en) | 2020-07-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922438122.XU Active CN211018586U (en) | 2019-12-30 | 2019-12-30 | Vector magnetizing device of permanent magnet brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211018586U (en) |
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2019
- 2019-12-30 CN CN201922438122.XU patent/CN211018586U/en active Active
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