CN219420525U - Special anti-magnetic guiding-in tool for asynchronous permanent magnet synchronous motor rotor - Google Patents

Abstract

The utility model discloses a special anti-magnetic guiding tool for an asynchronous permanent magnet synchronous motor rotor, which comprises a guide block, wherein the guide block is of a circular ring structure, the surface of the guide block is provided with a guiding groove, the guiding groove comprises a first guiding groove and a second guiding groove, the first guiding groove and the second guiding groove are of a straight structure, the first guiding groove and the second guiding groove are arranged in parallel in a staggered mode, and a positioning screw hole is formed between the first guiding groove and the second guiding groove. The utility model can conveniently guide the magnetic steel into the magnetic steel groove and increase the assembly efficiency.

Description

Special anti-magnetic guiding-in tool for asynchronous permanent magnet synchronous motor rotor

Technical Field

The utility model belongs to the technical field of tools, and particularly relates to a special anti-magnetic guiding-in tool for an asynchronous permanent magnet synchronous motor rotor.

Background

Compared with the traditional electric excitation motor, the permanent magnet motor, in particular to a rare earth permanent magnet motor, has simple structure and reliable operation; the volume is small, and the weight is light; the loss is small, and the efficiency is high; the shape and the size of the motor can be flexible and various, and the like. Therefore, the application range is extremely wide, and the method almost extends to various fields of aerospace, national defense, industrial and agricultural production and daily life.

The traditional permanent magnet motor is provided with a magnetic steel groove, and only a magnet is needed to be placed in the groove. The traditional magnetic steel assembly relies on the manual work to insert the magnetic steel into the magnetic steel groove of the product one by one, but because the attraction and the repulsion between the magnets greatly exceed the resistance of people, the assembly speed is low when the workers assemble.

The application number 201921043401X China patent discloses a frock for installing V type magnet steel, the central authorities of the mesa of rack are fixed with driving motor in back, the place ahead position of the mesa of rack is fixed with left magnet steel material loading station and right magnet steel material loading station, be equipped with iron core fixed establishment between left and right two magnet steel material loading stations, driving motor top utilizes rotation axis, rotor plate and manipulator fixed connection, and the rotary displacement of control manipulator, the inside control box that is equipped with of rack, iron core fixed establishment includes the iron core base, the magnet steel is led in the dish, the iron core base is fixed on the mesa, install the product iron core on the iron core base, the magnet steel is led in the dish and is then installed in product iron core top, fix the product iron core on the iron core base. The above patent has an effect of facilitating installation. However, the production cost of the scheme is high, the operation is complex, the operation is performed only by specially training the workers, and the large-scale use is inconvenient.

Disclosure of Invention

In order to solve the problems, the utility model provides a special anti-magnetic guiding tool for an asynchronous permanent magnet synchronous motor rotor, which comprises a guide block, wherein the guide block is of a circular ring structure, the surface of the guide block is provided with a guiding groove, the guiding groove comprises a first guiding groove and a second guiding groove, the first guiding groove and the second guiding groove are of a straight-line structure, the first guiding groove and the second guiding groove are arranged in parallel and staggered, and a positioning screw hole is arranged between the first guiding groove and the second guiding groove.

Preferably, the second guiding groove is of a sectional structure.

Preferably, the width of the first introduction groove is larger than that of the second introduction groove.

Preferably, the number of the first introducing grooves is at least one.

Preferably, the side edges of the first guiding groove and the second guiding groove are respectively provided with guiding marks.

Preferably, the guide block is a duralumin block.

The utility model has the advantages that: the magnetic steel can be conveniently, rapidly and safely guided into the motor rotor magnetic steel groove by the guide block by overcoming the attraction force and the repulsion force generated between the magnets in the installation process, so that a large amount of manpower is saved, and the production efficiency is improved. In addition, the scheme is simple and practical, the production cost is low, the operation difficulty is low, and the operation of workers is convenient.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a side cross-sectional view of the present utility model;

fig. 3 is a perspective view of the present utility model.

In the figure: 1 guide block, 2 first leading-in groove, 3 second leading-in groove, 4 locating screw holes, 5 guide marks.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. Meanwhile, when an element is referred to as being "fixed" or "disposed" on another element, it may be directly on the other element or intervening elements may be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "fixedly connected to" another element, it can be conventionally connected by welding or bolting or gluing. In summary, it will be understood by those of ordinary skill in the art that the specific meaning of the terms described above in this disclosure is to be understood in a specific sense.

Example 1

As shown in fig. 1-3, a special anti-magnetic guiding-in tool for an asynchronous permanent magnet synchronous motor rotor is characterized in that: including guide block 1, guide block 1 is ring-shaped structure, guide block 1 'S surface is equipped with the guide groove, the guide groove includes two first guide grooves 2 and two second guide grooves 3, first guide grooves 2 and second guide grooves 3 are a style of calligraphy structure, first guide grooves 2 and second guide grooves 3 are crisscross setting in parallel, second guide grooves 3 are sectional type structure, every second guide grooves 3 forms two flush style of calligraphy structures, be equipped with locating screw hole 4 between first guide grooves 2 and the second guide grooves 3, locating screw hole' S purpose is fixed guide block 1 and rotor, the side of first guide grooves 2 and second guide grooves 3 all is equipped with guide mark 5, like N and S, in order to assist when the installation, avoid the magnet steel polarity to adorn conversely, guide block 1 is the duralumin piece, the duralumin piece does not possess the guide magnetism, avoid taking place between magnet steel and the guide block 1 to adsorb.

When the permanent magnet guide device is installed, firstly, the guide tool and the rotor are fixed through bolts, then the permanent magnet is placed in the corresponding guide groove, then the magnet is pushed into the magnetic steel groove of the rotor through the rod body, if the rotor is provided with a plurality of magnetic steel grooves, the rotor and the guide block 1 can be separated, then the guide block 1 is rotated for a certain angle, and finally, the permanent magnet is placed again according to the steps. The magnetic steel can be conveniently, rapidly and safely led into the motor rotor magnetic steel groove by the leading-in block, thereby saving a great deal of manpower and improving the production efficiency

Example 2

The utility model provides a special anti-magnetic guide-in frock of asynchronous PMSM rotor which characterized in that: including guide block 1, guide block 1 is ring-shaped structure, guide block 1's surface is equipped with the guide groove, the guide groove includes four first guide grooves 2 and four second guide grooves 3, first guide grooves 2 and second guide grooves 3 are a style of calligraphy structure, first guide grooves 2 and the crisscross setting of second guide grooves 3 are parallel, second guide grooves 3 are sectional type structure, every second guide grooves 3 forms two flush style of calligraphy structures, be equipped with locating screw hole 4 between first guide grooves 2 and the second guide grooves 3, locating screw hole's aim at fixed guide block 1 and rotor, the side of first guide grooves 2 and the second guide grooves 3 all is equipped with guide mark 5 for help when the installation, avoid magnet steel polarity to adorn conversely, guide block 1 is the duralumin piece, the duralumin piece does not possess the magnetic conductivity, avoid taking place between magnet steel and the guide block 1 to adsorb. The rotor is provided with a plurality of guiding grooves, so that the rotor with more magnetic steel grooves can be conveniently used for guiding magnets.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a special anti-magnetic guide-in frock of asynchronous PMSM rotor which characterized in that: including guide block (1), guide block (1) is ring-shaped structure, the surface of guide block (1) is equipped with leading-in groove, leading-in groove includes first leading-in groove (2) and second leading-in groove (3), first leading-in groove (2) and second leading-in groove (3) are a style of calligraphy structure, first leading-in groove (2) and second leading-in groove (3) parallel staggered arrangement, be equipped with location screw (4) between first leading-in groove (2) and second leading-in groove (3).

2. The anti-magnetic induction tooling special for the rotor of the asynchronous permanent magnet synchronous motor according to claim 1, wherein the anti-magnetic induction tooling is characterized in that: the second guide-in groove (3) is of a sectional structure.

3. The anti-magnetic induction tooling special for the rotor of the asynchronous permanent magnet synchronous motor according to claim 2, wherein the anti-magnetic induction tooling is characterized in that: the width of the first guide-in groove (2) is larger than that of the second guide-in groove (3).

4. The anti-magnetic induction tooling special for the rotor of the asynchronous permanent magnet synchronous motor according to claim 3, wherein the anti-magnetic induction tooling is characterized in that: the number of the first guide grooves (2) is at least one.

5. The anti-magnetic induction tooling special for the rotor of the asynchronous permanent magnet synchronous motor according to claim 4, wherein the anti-magnetic induction tooling is characterized in that: the side edges of the first guide-in groove (2) and the second guide-in groove (3) are respectively provided with a guide mark (5).

6. The anti-magnetic induction tooling special for the rotor of the asynchronous permanent magnet synchronous motor according to claim 5, wherein the anti-magnetic induction tooling is characterized in that: the guide block (1) is a hard aluminum block.