CN113595339A - Permanent magnet motor surface-mounted magnetic pole assembling device and assembling method - Google Patents
Permanent magnet motor surface-mounted magnetic pole assembling device and assembling method Download PDFInfo
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- CN113595339A CN113595339A CN202110834446.4A CN202110834446A CN113595339A CN 113595339 A CN113595339 A CN 113595339A CN 202110834446 A CN202110834446 A CN 202110834446A CN 113595339 A CN113595339 A CN 113595339A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
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Abstract
The invention relates to the technical field of permanent magnet motor manufacturing, in particular to a surface-mounted magnetic pole assembling device and method for a permanent magnet motor. The utility model provides a permanent-magnet machine table pastes formula magnetic pole assembly quality includes direction frock and magnetic pole equivalence frock, be equipped with the passageway in the direction frock, when permanent-magnet machine table pastes formula magnetic pole assembly quality installs on the rotor yoke, the whole or partial region of passageway is enclosed jointly by direction frock, rotor yoke and two adjacent briquetting and closes the formation, the width of magnetic pole equivalence frock equals or is the integral multiple with the width of waiting to install the magnetic pole on the rotor yoke, magnetic pole equivalence frock can detachably insert the passageway to make the passageway reserve a magnetic pole passageway that supplies a magnetic pole to get into. Through setting up direction frock, compressing tightly frock and magnetic pole equivalent frock, can install the magnetic pole of the polylith of multiseriate homopolarity between two adjacent briquettings on the rotor yoke, improve the security, reliability and the assembly precision of magnetic pole assembly by a wide margin, be applicable to the product use of small batch, high-accuracy.
Description
Technical Field
The invention relates to the technical field of permanent magnet motor manufacturing, in particular to a surface-mounted magnetic pole assembling device and method for a permanent magnet motor.
Background
With the development and utilization of rare earth resources, the permanent magnet motor is rapidly developed. In the field of permanent magnet motor manufacturing, permanent magnet poles are generally mounted on a rotor, wherein the magnetic poles are mounted in various forms, such as surface mount type, embedded type, magnetic pole box type and the like.
In a high-power surface-mounted permanent magnet motor, the permanent magnet of each pole is large in size and is generally divided into a plurality of permanent magnet magnetic poles with the same polarity in design, so that the safety and the reliability of magnetic pole installation can be improved, the eddy current loss of a rotor is reduced, the manufacturing cost of the magnetic poles is reduced, and the product quality and the economic benefit of enterprises are improved.
However, the permanent magnetic poles with the same polarity are arranged in the same mounting groove of the rotor yoke, so that a larger repulsive force can be generated, and the permanent magnetic poles in the same groove have poor assembly precision and high assembly difficulty.
Disclosure of Invention
Technical problem to be solved
In order to solve the above problems in the prior art, the invention provides a surface-mounted magnetic pole assembling device and method for a permanent magnet motor, which can mount multiple rows of multiple magnetic poles with the same polarity between two adjacent press blocks on a rotor yoke, and improve the safety, reliability and assembling precision of magnetic pole assembling.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
the invention provides a permanent magnet motor surface-mounted magnetic pole assembling device which comprises a guiding tool and a magnetic pole equivalent tool; a channel is arranged in the guiding tool, and when the permanent magnet motor surface-mounted magnetic pole assembling device is arranged on the rotor yoke, all or part of the area of the channel is formed by the guiding tool, the rotor yoke and two adjacent pressing blocks in a surrounding manner; the width of the magnetic pole equivalent tool is equal to or integral multiple of the width of a magnetic pole to be installed on the rotor yoke, and the magnetic pole equivalent tool can be detachably inserted into the channel, so that a magnetic pole channel for a row of magnetic poles to enter is reserved in the channel.
Preferably, the lower part area of the channel is formed by enclosing the guide tool, the rotor yoke and two adjacent pressing blocks together, and the upper part area of the channel is formed by the guide tool; the permanent magnet motor surface-mounted magnetic pole assembling device further comprises a pressing tool, and the pressing tool can be detachably inserted into the magnetic pole channel along the longitudinal direction.
Preferably, the guide tool comprises a guide body and a cover body, the guide body is provided with a groove, and the cover body covers the groove; and rotor yoke positioning steps are arranged on two sides of the guide body.
Preferably, the device further comprises a pressing piece; the pressing piece penetrates through the cover plate in the radial direction.
Preferably, a shielding strip is further included; a plurality of mounting through holes are longitudinally formed in the cover plate and are arranged opposite to the channel, and the shielding strip stretches into the mounting through holes and is used for abutting against the magnetic poles.
Preferably, the lower part of the cover plate is provided with a magnetic pole observation window.
The invention also provides a permanent magnet motor surface-mounted magnetic pole assembling method, wherein the magnetic poles are installed on the rotor yoke by the permanent magnet motor surface-mounted magnetic pole assembling device, and the method comprises the following steps;
s1, installing a guide tool on the rotor yoke, fully inserting a magnetic pole equivalent tool in the guide tool, fastening pre-installed press blocks at positions close to the magnetic pole equivalent tool on two sides of the guide tool, and enclosing adjacent two press blocks on the guide tool, the rotor yoke and the rotor yoke to form a channel;
s2, drawing out a magnetic pole equivalent tool in the guide tool to reserve a magnetic pole channel for a row of magnetic poles to enter;
s3, inserting a plurality of magnetic poles into the magnetic pole channel in sequence, wherein the magnetic poles are connected with the outer surface of the rotor yoke;
and S4, adjusting the position of the magnetic pole equivalent tool, reserving a magnetic pole channel in sequence, and repeating the step S3 until the magnetic poles are installed in the channel.
Preferably, the surface-mounted magnetic pole assembling device of the permanent magnet motor further comprises a pressing tool, and the step S3 further comprises; when the magnetic pole slides in the magnetic pole channel to be connected with the rotor yoke, the magnetic pole and the rotor yoke are magnetically attracted, the magnetic pole is pressed downwards through the pressing tool, and the pressing block presses the magnetic pole transversely.
Preferably, the surface-mounted magnetic pole assembling device of the permanent magnet motor further comprises a pressing piece, and step S31 is further included after step S3; and S31, after each row of magnetic poles are installed, the pressing piece penetrates through the cover body to press the magnetic poles onto the annular surface of the rotor yoke.
Preferably, the surface-mounted magnetic pole assembling device of the permanent magnet motor further comprises a shielding strip, and the step S3 further comprises; the shielding strip extends into the mounting through hole on the cover plate and is used for abutting against the magnetic pole in the magnetic pole channel; and after the shielding strip supports the magnetic pole to move downwards to be contacted with the rotor yoke, the shielding strip is withdrawn.
(III) advantageous effects
The invention has the beneficial effects that:
according to the surface-mounted magnetic pole assembling device for the permanent magnet motor, provided by the invention, multiple rows of multiple magnetic poles with the same polarity can be arranged between two adjacent pressing blocks on the rotor yoke by arranging the guide tool, the pressing tool and the magnetic pole equivalent tool, so that the safety, reliability and assembling precision of magnetic pole assembling are greatly improved, and the surface-mounted magnetic pole assembling device is suitable for middle-small-batch and high-precision products.
According to the assembling method of the surface-mounted magnetic pole of the permanent magnet motor, provided by the invention, a plurality of rows of magnetic poles with the same polarity can be arranged between two adjacent pressing blocks on the rotor yoke, so that the assembling safety and reliability of the magnetic pole and the assembling precision of the magnetic pole are greatly improved, and the assembling method is suitable for products with medium and small batches and high precision.
Drawings
Fig. 1 is a schematic structural view of a guide tool and a pressing member in embodiment 1;
FIG. 2 is a schematic structural view of a guiding tool mounted to a rotor yoke;
FIG. 3 is a schematic structural view of a shielding strip used in the surface-mounted magnetic pole assembling apparatus of a permanent magnet motor;
FIG. 4 is a schematic structural view of the guide tool cover and the shielding strip removed in FIG. 3;
FIG. 5 is a schematic structural diagram of a pressing tool used in the surface-mounted magnetic pole assembling device of the permanent magnet motor;
fig. 6 is a schematic structural diagram of the permanent magnet motor surface-mounted magnetic pole assembling device for completing the installation of the magnetic pole.
[ description of reference ]
1: guiding a tool; 11: a guide body; 111: a groove; 112: a rotor yoke positioning step; 12: a cover body; 121: mounting a through hole; 122: a magnetic pole observation window;
2: a magnetic pole equivalent tool; 3: a rotor yoke; 4: briquetting; 5: pressing the tool; 6: a compression member; 7: a masking strip; 8: a friction pair; 9: and (4) a magnetic pole.
Detailed Description
In order to better understand the above technical solutions, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Example 1
As shown in fig. 1, the embodiment provides a permanent magnet motor surface-mounted magnetic pole assembling device, which includes a guiding tool 1 and a magnetic pole equivalent tool 2, wherein a channel is arranged in the guiding tool 1. As shown in fig. 2, when the permanent magnet motor surface-mounted magnetic pole assembling device is mounted on the rotor yoke 3, the whole area of the channel is formed by the guide tool 1, the rotor yoke 3 and two adjacent pressing blocks 4 which are enclosed together. Or the lower part area of the channel is formed by the guide tool 1, the rotor yoke 3 and two adjacent pressing blocks 4 in a surrounding mode, the upper part area of the channel is formed by the guide tool 1, and the upper part area of the channel and the lower part area of the channel are communicated to form the whole channel. The width of the magnetic pole equivalent tooling 2 is equal to the width of the magnetic pole 9 to be installed on the rotor yoke 3 or the width of the magnetic pole equivalent tooling 2 is an integral multiple of the width of the magnetic pole 9 to be installed on the rotor yoke 3, in this embodiment, the width of the magnetic pole equivalent tooling 2 is equal to the width of the magnetic pole 9 to be installed on the rotor yoke 3, and the magnetic pole equivalent tooling 2 can be detachably inserted into the channel, so that the channel is reserved with a magnetic pole channel for the magnetic pole 9 in one row to enter. It should be noted that two, three or more rows of poles can be provided in the channel, two rows being exemplified in this embodiment. Each row of magnetic poles can also comprise a plurality of magnetic poles 9, the magnetic poles 9 in the same row are installed firstly when the magnetic poles are installed, then a magnetic pole channel is reserved in sequence by adjusting the position of the magnetic pole equivalent tool 2, and the magnetic poles 9 are installed row by row, so that the installation of the magnetic poles 9 in the channel is facilitated.
The rotor yoke 3 is a circular magnetic conductive material, and the arc surface and the two end surfaces are respectively provided with a process fixing threaded hole, wherein the rotor yoke 3 is sleeved on a friction pair 8, the friction pair 8 is a metal material with low magnetic permeability, and the metal material can be used as an axial spigot of the magnetic pole 9 after being connected with the rotor yoke 3 for positioning. Wherein, the magnetic pole equivalent tool 2 can be made of aluminum, copper, stainless steel, nylon, epoxy and other materials. The pressing block 4 arranged on the rotor yoke 3 can ensure no gap among multiple rows of magnetic poles, wherein the pressing block 4 can be made of materials such as aluminum, copper, stainless steel, nylon, epoxy and the like.
Like this, the permanent-magnet machine surface-mounted magnetic pole assembly quality that this embodiment provided, through direction frock 1 and the equivalent frock of magnetic pole 2 that sets up, can install the magnetic pole 9 of the polylith of multiseriate homopolarity between two adjacent briquetting 4 on rotor yoke 3, improved the security and the reliability of magnetic pole 9 assembly by a wide margin to improve the assembly precision of magnetic pole 9 on rotor yoke 3, be applicable to the medium and small batch, high-accuracy permanent-magnet machine uses.
In this embodiment, the channel includes an upper portion area and a lower portion area, wherein the lower portion area of the channel is formed by the guiding tool 1, the rotor yoke 3 and two adjacent pressing blocks 4, the upper portion area of the channel is formed by the guiding tool 1 itself, and the upper portion area of the channel and the lower portion area of the channel are communicated to form the whole channel. As shown in fig. 1, the guiding tool 1 includes a guiding body 11 and a cover 12, the guiding body 11 is provided with a groove 111, and the cover 12 covers the groove 111, i.e. a partial region on the channel is formed. The cover body 12 of the guiding tool 1 is longer than the guiding body 11, and the cover body and the outer surface of the rotor yoke 3 and two adjacent press blocks 4 on the rotor yoke 3 jointly enclose to form a lower part area of the channel.
As shown in fig. 5 and 6, in order to reduce the gap between two adjacent magnetic poles 9 on the same row and improve the installation accuracy of the magnetic poles 9, the surface-mounted magnetic pole assembling device of the permanent magnet motor further comprises a pressing tool 5, the pressing tool 5 can be inserted into the magnetic pole channel along the longitudinal direction in a detachable manner, and the pressing tool 5 is pushed downwards into the magnetic poles 9 in the magnetic pole channel to reduce the gap between the two magnetic poles 9 so as to improve the assembly accuracy of the magnetic poles 9 because the same magnetic poles 9 in the same channel are easy to generate repulsion reaction. Wherein, compress tightly frock 5 and can be lead screw push rod, pneumatic push rod, or servo push rod.
As shown in fig. 4, in order to facilitate positioning and installation of the guide body 11, rotor yoke positioning steps 112 are provided on both sides of the guide body 11, and the guide body 11 and the rotor yoke 3 are fixed by bolts after the rotor yoke positioning steps 112 abut on the top end surface of the rotor yoke 3.
As shown in fig. 3, of course, in the practical application process, the surface-mounted magnetic pole assembling device of the permanent magnet motor further includes a pressing member 6, and the pressing member 6 radially penetrates through the cover plate and presses the magnetic pole 9 in the magnetic pole channel, so that the magnetic pole 9 is better attached to the surface of the rotor yoke 3. The pressing element 6 here can be a screw or a stud as long as it is able to achieve a pressing of the pole 9. Since the rotor yoke 3 has a circular ring-shaped configuration, the radial direction is defined herein with reference to the radial direction of the rotor yoke 3.
In order to prevent the magnetic pole from sliding down rapidly on the upper portion of the magnetic pole channel, the permanent magnet motor surface-mounted magnetic pole assembling device shielding strip 7 is provided with a plurality of mounting through holes 121 along the longitudinal direction of the cover plate, the mounting through holes 121 are oppositely arranged with the upper portion of the channel, the shielding strip 7 extends into the mounting through holes 121 to be used for abutting against the magnetic pole 9, and coating abrasion and magnetic pole damage caused by rapid sliding down of the magnetic pole 9 are prevented.
In the practical application process, the magnetic pole observation window 122 is formed in the lower portion of the cover plate, so that the installation condition of the magnetic pole 9 can be observed conveniently.
Example 2
In this embodiment, a method for assembling a surface-mounted magnetic pole of a permanent magnet motor is provided, where the magnetic pole 9 is installed on the rotor yoke 3 by the surface-mounted magnetic pole assembling apparatus of the permanent magnet motor in embodiment 1, it should be noted that two, three or more rows of magnetic poles may be installed between two adjacent press blocks 4, in this embodiment, two rows are taken as an example, and each row includes three magnetic poles 9. The assembly method of the surface-mounted magnetic pole of the permanent magnet motor comprises the following steps;
s0, the rotor yoke 3 and the friction pair 8 are coaxially installed, it should be noted that the pressing blocks 4 are installed on the circumference of the rotor yoke 3 at equal intervals in advance, and the pressing blocks 4 are in a loose state;
s1, installing the guide tool 1 on the rotor yoke 3, fully inserting the magnetic pole equivalent tool 2 into the guide tool 1, fastening press blocks 4 at positions, close to the magnetic pole equivalent tool 2, on two sides of the guide tool 1, and enclosing adjacent two press blocks 4 on the guide tool 1, the rotor yoke 3 and the rotor yoke 3 together to form a channel;
s2, drawing out a magnetic pole equivalent tool 2 from the guide tool 1 to enable the channel to leave a magnetic pole channel for a row of magnetic poles 9 to enter;
s3, sequentially inserting three magnetic poles 9 into the magnetic pole channel, wherein one surface of each magnetic pole 9, which is in contact with the rotor yoke 3, is coated with glue, each time a shielding strip 7 of each magnetic pole 9 is inserted, the shielding strip 7 extends into the mounting through hole 121 on the cover plate and is used for abutting against the magnetic pole 9 in the magnetic pole channel, when the shielding strip 7 supports the magnetic pole 9 to move downwards to be in contact with the rotor yoke 3, the shielding strip 7 is withdrawn, the magnetic pole 9 and the rotor yoke 3 are magnetically attracted, and at the moment, the magnetic pole is pressed downwards, namely longitudinally pressed through a pressing tool, and the pressing block 4 presses the magnetic pole 9 transversely;
s31, after the magnetic poles of each row are mounted, the pressing member 6 penetrates through the cover 12 to press and fix the magnetic poles 9 on the annular surface of the rotor yoke 3 until the magnetic poles 9 of the same row are mounted, that is, the magnetic poles 9 in the same magnetic pole channel are mounted;
and S4, extracting the rest equivalent tooling in the channel, and repeating the steps S3 and S31 until the magnetic poles 9 are installed in the channel.
It should be noted that, in order to improve the installation efficiency of the rotor yoke 3 in the circumferential direction, after the magnetic poles 9 are installed in the installation grooves formed by two adjacent pressing blocks 4, the magnetic poles with the same polarity as the previous magnetic poles are installed at intervals of one installation groove, and so on. The assembling device and the assembling method for the surface-mounted magnetic pole of the permanent magnet motor are suitable for but not limited to the situation that the rotor yoke 3 is not positioned in the circumferential direction.
Example 3
The difference between the embodiment and the embodiment 2 is that three rows of magnetic poles can be installed between two adjacent pressing blocks 4 on the rotor yoke 3, and the surface-mounted magnetic pole assembling method of the permanent magnet motor comprises the following steps;
s0, the rotor yoke 3 and the friction pair 8 are coaxially installed, it should be noted that the pressing blocks 4 are installed on the circumference of the rotor yoke 3 at equal intervals in advance, and the pressing blocks 4 are in a loose state;
s1, installing the guide tool 1 on the rotor yoke 3, fully inserting the magnetic pole equivalent tool 2 into the guide tool 1, fastening press blocks 4 at positions, close to the magnetic pole equivalent tool 2, on two sides of the guide tool 1, and enclosing adjacent two press blocks 4 on the guide tool 1, the rotor yoke 3 and the rotor yoke 3 together to form a channel;
s2, drawing out a magnetic pole equivalent tool 2 from the guide tool 1 to enable the channel to leave a magnetic pole channel for a row of magnetic poles 9 to enter;
s3, sequentially inserting three magnetic poles 9 into the magnetic pole channel, wherein one surface of each magnetic pole 9, which is in contact with the rotor yoke 3, is coated with glue, each time a shielding strip 7 of each magnetic pole 9 is inserted, the shielding strip 7 extends into the mounting through hole 121 on the cover plate and is used for abutting against the magnetic pole 9 in the magnetic pole channel, when the shielding strip 7 supports the magnetic pole 9 to move downwards to be in contact with the rotor yoke 3, the shielding strip 7 is withdrawn, the magnetic pole 9 and the rotor yoke 3 are magnetically attracted, and at the moment, the magnetic pole is pressed downwards, namely longitudinally pressed through a pressing tool, and the pressing block 4 presses the magnetic pole 9 transversely;
s31, after the magnetic poles of each row are mounted, the pressing member 6 penetrates through the cover 12 to press and fix the magnetic poles 9 on the annular surface of the rotor yoke 3 until the magnetic poles 9 of the same row are mounted, that is, the magnetic poles 9 in the same magnetic pole channel are mounted;
s32, extracting the equivalent tool inserted in the step S2 to reserve a magnetic pole channel for the magnetic pole 9 to enter, and repeating the steps S3 and S31;
and S4, extracting the rest equivalent tooling in the channel, and repeating the steps S3 and S31 until the magnetic poles 9 are installed in the channel.
It should be noted that when four or more rows of magnetic poles are installed between two adjacent pressing blocks 4, the steps are similar and will not be described again.
In the description of the present invention, it is to be understood that 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 or implying any 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 specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.
Claims (10)
1. A surface-mounted magnetic pole assembling device of a permanent magnet motor is characterized by comprising a guide tool and a magnetic pole equivalent tool;
a channel is arranged in the guide tool, and when the permanent magnet motor surface-mounted magnetic pole assembling device is installed on the rotor yoke, all or part of the channel is formed by the guide tool, the rotor yoke and two adjacent pressing blocks in a surrounding mode;
the width of the magnetic pole equivalent tool is equal to or integral multiple of the width of a magnetic pole to be installed on the rotor yoke, and the magnetic pole equivalent tool can be detachably inserted into the channel, so that a magnetic pole channel for a row of magnetic poles to enter is reserved in the channel.
2. The assembly device of claim 1, wherein:
the lower part area of the channel is formed by enclosing a guide tool, a rotor yoke and two adjacent pressing blocks together, and the upper part area of the channel is formed by the guide tool;
the permanent magnet motor surface-mounted magnetic pole assembling device further comprises a pressing tool, and the pressing tool can be detachably inserted into the magnetic pole channel along the longitudinal direction.
3. The permanent magnet motor surface-mounted magnetic pole assembling device of claim 2, wherein:
the guide tool comprises a guide body and a cover body, the guide body is provided with a groove, and the cover body covers the groove;
and rotor yoke positioning steps are arranged on two sides of the guide body.
4. The permanent magnet motor surface-mounted magnetic pole assembling device of claim 1, wherein:
the device also comprises a pressing piece;
the pressing piece penetrates through the cover plate in the radial direction.
5. The permanent magnet motor surface-mounted magnetic pole assembling device of claim 3, wherein:
the device also comprises a shielding strip;
the edge a plurality of mounting through holes have been seted up to the vertical of apron, mounting through hole with the passageway sets up relatively, it stretches into to shelter from the strip the mounting through hole is used for the butt the magnetic pole.
6. The permanent magnet motor surface-mounted magnetic pole assembling device of claim 3, wherein:
and the lower part of the cover plate is provided with a magnetic pole observation window.
7. A method for assembling surface-mounted magnetic poles of a permanent magnet motor, wherein the magnetic poles are mounted on a rotor yoke by the surface-mounted magnetic pole assembling apparatus of the permanent magnet motor according to any one of claims 1 to 6, comprising the steps of;
s1, installing a guide tool on a rotor yoke, fully inserting a magnetic pole equivalent tool in the guide tool, fastening pre-installed press blocks at positions, close to the magnetic pole equivalent tool, on two sides of the guide tool, and enclosing the guide tool, the rotor yoke and two adjacent press blocks on the rotor yoke to form a channel;
s2, drawing out a magnetic pole equivalent tool from the guide tool to enable the channel to reserve a magnetic pole channel for a row of magnetic poles to enter;
s3, inserting a plurality of magnetic poles into the magnetic pole channel in sequence, wherein the magnetic poles are connected with the outer surface of the rotor yoke;
s4, adjusting the position of the magnetic pole equivalent tool, reserving a magnetic pole channel in sequence, and repeating the step S3 until the magnetic poles are installed in the channel.
8. The assembly method of claim 7, wherein the assembly device further comprises a pressing tool, and step S3;
when the magnetic pole slides in the magnetic pole channel to be connected with the rotor yoke, the magnetic pole and the rotor yoke are magnetically attracted, the magnetic pole is pressed downwards through the pressing tool, and meanwhile, the pressing block presses the magnetic pole along the transverse direction.
9. The method of claim 7, wherein the assembly apparatus further comprises a pressing member, and further comprises step S31 after step S3;
and S31, after the magnetic poles of each row are installed, the pressing piece penetrates through the cover body to press the magnetic poles on the annular surface of the rotor yoke.
10. The method of claim 7, wherein the assembly apparatus further comprises a masking strip, and step S3;
the shielding strip extends into the mounting through hole on the cover plate and is used for abutting against the magnetic pole in the magnetic pole channel;
and after the shielding strip supports the magnetic pole to move downwards to be contacted with the rotor yoke, the shielding strip is withdrawn.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110834446.4A CN113595339B (en) | 2021-07-21 | 2021-07-21 | Permanent magnet motor surface-mounted magnetic pole assembling device and assembling method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110834446.4A CN113595339B (en) | 2021-07-21 | 2021-07-21 | Permanent magnet motor surface-mounted magnetic pole assembling device and assembling method |
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| CN113595339A true CN113595339A (en) | 2021-11-02 |
| CN113595339B CN113595339B (en) | 2022-09-27 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014138448A (en) * | 2013-01-15 | 2014-07-28 | Mitsui High Tec Inc | Method of manufacturing rotor laminated iron core |
| CN108923600A (en) * | 2018-07-13 | 2018-11-30 | 青岛海西电气有限公司 | A kind of magneto surface-mount type alinco assembled tooling and its application method |
| CN211063429U (en) * | 2019-12-20 | 2020-07-21 | 西安盾安电气有限公司 | Oblique-pole rotor magnetic steel assembly tool |
-
2021
- 2021-07-21 CN CN202110834446.4A patent/CN113595339B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014138448A (en) * | 2013-01-15 | 2014-07-28 | Mitsui High Tec Inc | Method of manufacturing rotor laminated iron core |
| CN108923600A (en) * | 2018-07-13 | 2018-11-30 | 青岛海西电气有限公司 | A kind of magneto surface-mount type alinco assembled tooling and its application method |
| CN211063429U (en) * | 2019-12-20 | 2020-07-21 | 西安盾安电气有限公司 | Oblique-pole rotor magnetic steel assembly tool |
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| CN113595339B (en) | 2022-09-27 |
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