CN110798031A - Device for assembling built-in rotor permanent magnet of long-iron-core permanent magnet motor - Google Patents
Device for assembling built-in rotor permanent magnet of long-iron-core permanent magnet motor Download PDFInfo
- Publication number
- CN110798031A CN110798031A CN201911052835.0A CN201911052835A CN110798031A CN 110798031 A CN110798031 A CN 110798031A CN 201911052835 A CN201911052835 A CN 201911052835A CN 110798031 A CN110798031 A CN 110798031A
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- China
- Prior art keywords
- permanent magnet
- rotor
- groove
- push plate
- tool groove
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims description 7
- 230000004323 axial length Effects 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 5
- 239000000696 magnetic material Substances 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 230000005291 magnetic effect Effects 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
Abstract
The invention relates to a device for assembling a built-in rotor permanent magnet of a long iron core permanent magnet motor, which comprises a permanent magnet tool groove, a push plate, a top block, an oil hydraulic cylinder and a wooden support, wherein the permanent magnet tool groove is arranged on the wooden support, the front end of the permanent magnet tool groove is arranged on the assembling end surface of the rotor, the push plate is arranged in the permanent magnet tool groove and is connected with the permanent magnet tool groove in a sliding manner, the rear end of the push plate is in contact connection with the front end of the top block arranged in the permanent magnet tool groove, the rear end of the top block is connected with the oil hydraulic cylinder, and the oil hydraulic cylinder drives the push plate through the top block to push the permanent magnet arranged in the front part of the permanent magnet tool groove into the iron core. The oil hydraulic cylinder is used for pushing the push plate to install the permanent magnets, so that repulsion between the permanent magnets can be overcome conveniently, and the whole assembly is realized; the permanent magnet tool slot is convenient for the storage and the directional pushing of the permanent magnet, and plays a role in guiding the assembly of the permanent magnet.
Description
Technical Field
The invention relates to an assembling device, in particular to a device for assembling a built-in rotor permanent magnet of a long-iron-core permanent magnet motor.
Background
When the built-in rotor permanent magnet of the long-iron-core permanent magnet motor is assembled, the conventional method for assembling the built-in rotor permanent magnet of the long-iron-core permanent magnet motor by manually holding the magnetic steel magnet cannot ensure the assembling accuracy when the permanent magnet far away from the assembling end is assembled, and simultaneously has great potential safety hazard. Meanwhile, the magnetic steel used by the large and medium-sized high-speed permanent magnet motor has larger volume, the magnetic force between the permanent magnet and between the permanent magnet and ferromagnetic substances is larger, the permanent magnet is easy to break during assembly, and the labor intensity of assembly operators is larger, so that the long-iron-core permanent magnet motor built-in rotor permanent magnet assembly device needs to be specially designed, and the permanent magnet is ensured to be accurately, safely and efficiently assembled.
Disclosure of Invention
The invention aims to provide a device for assembling the built-in rotor permanent magnet of the long-iron-core permanent magnet motor, which is accurate, safe and efficient and has the permanent magnet not easy to break during assembly, aiming at the defects in the existing built-in rotor permanent magnet of the long-iron-core permanent magnet motor.
In order to achieve the purpose, the technical scheme of the invention is as follows: the device for assembling the built-in rotor permanent magnet of the long iron core permanent magnet motor comprises a permanent magnet tool groove, a push plate, a top block, an oil hydraulic cylinder and a wooden support, wherein the permanent magnet tool groove is installed on the wooden support, the front end of the permanent magnet tool groove is arranged on the assembling end face of the rotor, the push plate is arranged in the permanent magnet tool groove and is connected with the permanent magnet tool groove in a sliding mode, the rear end of the push plate is in contact connection with the front end of the top block arranged in the permanent magnet tool groove, the rear end of the top block is connected with the oil hydraulic cylinder, and the oil hydraulic cylinder drives the push plate through the top block to push the permanent magnet arranged in the front portion of the permanent magnet tool groove into the iron core of the rotor along.
Further, the permanent magnet tool groove and the push plate are made of non-magnetic materials.
Further, the permanent magnet tool groove is a groove, the bottom of the groove close to the groove edges on the two sides is provided with an arc structure consistent with the radian of the permanent magnet and serves as a supporting point when the permanent magnet is pushed, and the middle part of the groove is a horizontal plane, so that the permanent magnet coated with glue can be prevented from being rubbed with the bottom of the groove to cause glue failure in the pushing process.
Furthermore, scales are engraved on the side surface of the permanent magnet tool groove and used for controlling the position of the permanent magnet in the pushing process.
Further, the length of the push plate is determined according to the axial length of the rotor core, so that the push plate can push the permanent magnet to the non-assembly end of the rotor core.
Further, the middle part of the push plate is of a hollow structure, and support bars are arranged in the hollow structure at certain intervals to guarantee the strength of the push plate.
Furthermore, a transition cushion block is arranged at the notch of the permanent magnet of the rotor, so that the permanent magnet is prevented from being clamped at the sharp corner of the rotor core when entering the notch of the permanent magnet.
The invention has the beneficial effects that:
1. the length of the push plate is determined according to the axial length of the rotor core, and the push plate is pushed to install the permanent magnet, so that the difficulty in manually assembling the built-in rotor permanent magnet of the long-core permanent magnet motor is reduced;
2. the oil hydraulic cylinder is used for pushing the push plate to install the permanent magnets, so that repulsion between the permanent magnets can be overcome conveniently, and the whole assembly is realized;
3. the permanent magnet tool slot is convenient for storing and directionally pushing the permanent magnet blocks, and plays a role in guiding the assembly of the permanent magnet;
4. the scales on the installation tool are convenient for determining whether the permanent magnet is installed in place;
5. the operation process is safe and reliable, and the labor intensity is greatly reduced;
6. simple structure, compactness and practicality, loading and unloading convenience, it is with low costs.
Drawings
FIG. 1 is a schematic view of the construction of the mounting device of the present invention;
FIG. 2 is a schematic structural diagram of a permanent magnet tooling slot in the present invention;
wherein: (a) is a front view, (b) is a right view, and (c) is a bottom view;
FIG. 3 is a schematic structural diagram of a push plate according to the present invention;
wherein: (a) is a front view, and (b) is a right view.
Detailed Description
The invention is further described with reference to the following figures and examples.
As shown in fig. 1, 2 and 3, the device for assembling the built-in rotor permanent magnet of the long iron core permanent magnet motor comprises a permanent magnet tooling groove 1, a push plate 2, a top block 3, an oil hydraulic cylinder 4 and a wood bracket 5, wherein the push plate 2 is connected with the permanent magnet tooling groove 1 in a sliding manner, and the oil hydraulic cylinder 4 is fixedly connected with the top block 3; the top block 3 is in contact connection with the push plate 2; the permanent magnet tooling groove 1 is arranged on the assembling end face of the rotor 6; the whole device is placed on a wooden support 5. Wherein, the permanent magnet tooling groove 1 and the push plate 2 are made of non-magnetic materials.
When assembling the permanent magnet 8, firstly, the two end shafts of the rotor 6 are respectively arranged on the V-shaped cushion blocks 7, then the front end of the permanent magnet tooling groove 1 in the device for assembling the built-in rotor permanent magnet of the long iron core permanent magnet motor is arranged on the assembling end surface of the rotor 6, then the permanent magnet 8 of the corresponding magnetic pole of the rotor iron core groove is taken out, one permanent magnet 8 is taken out each time, the permanent magnet 8 is far away from the ferromagnetic material when being taken out, the permanent magnet is slowly arranged in the permanent magnet tooling groove 1 and is slowly sent into the notch of the iron core to confirm that the permanent magnet is sucked into the groove, the permanent magnet 8 is carefully pushed into the iron core along the permanent magnet tooling groove 1 by the push plate 2, the axial length of the push is determined according to the actual axial length of the iron core of the rotor 6, 2-3 permanent magnets can be pushed together when assembling, but after one permanent magnet 8 is required, the next piece is allowed to be put in. The operation is carried out with personal safety. The oil hydraulic cylinder 4 is used for pushing the ejector block 3 and the ejector plate 2, the permanent magnet 8 is carefully pushed to the right position, and whether the permanent magnet 8 is assembled to the right position or not is observed through the scales on the installation tool groove 1. After all the permanent magnets are assembled, the pressure of the oil hydraulic cylinder 4 is released, and the permanent magnet assembling device is removed.
The device for assembling the built-in rotor permanent magnet of the long iron core permanent magnet motor has the following characteristics:
the device is characterized by comprising a permanent magnet tool groove 1, a push plate 2, a top block 3, an oil hydraulic cylinder 4, a wood bracket 5 and the like: the push plate 2 is connected with the permanent magnet tool groove 1 in a sliding manner, and the oil hydraulic cylinder 4 is fixedly connected with the ejector block 3; the top block 3 is in contact connection with the push plate 2; the permanent magnet tooling groove 1 is arranged on the assembling end face of the rotor 6; the whole device is placed on a wooden support 5. Wherein: the permanent magnet tool groove 1 and the push plate 2 are made of non-magnetic materials.
The permanent magnet tooling groove 1 is characterized in that the permanent magnet tooling groove is a groove, as shown in fig. 2(a) and (b), the structure of the bottom of the groove is specially designed, the bottom of the groove close to the edges of the grooves on two sides is designed into an arc shape consistent with the radian of the permanent magnet and is used as a supporting point when the permanent magnet is pushed, and the middle part of the groove is designed to be horizontal, so that the permanent magnet coated with glue is prevented from rubbing with the bottom of the groove to cause glue failure in the pushing process. Scales 9 are carved on the side surface of the permanent magnet tool slot as shown in fig. 2(c) to control the position of the permanent magnet during the pushing process.
The characteristics are three: the length of the push plate 2 is determined according to the axial length of the rotor core, and the push plate can push the permanent magnet to the non-assembly end of the rotor 6 core. As shown in fig. 3(a) and (b), in order to reduce the weight of the push plate 2 and the entire permanent magnet assembly apparatus, the middle portion of the push plate 2 is a hollow structure 10, and supporting bars 11 are left at certain intervals to ensure the strength of the push plate 2.
The characteristics are as follows: according to the sizes of the rotor pressing plate and the permanent magnet notch, a notch transition cushion block is manufactured to prevent the permanent magnet from being clamped at the sharp corner of the iron core when entering the notch.
Claims (7)
1. The utility model provides an assembly long iron core permanent-magnet machine built-in rotor permanent magnet's device, includes permanent magnet frock groove, push pedal, kicking block, oil hydraulic cylinder and wooden support, its characterized in that: the permanent magnet tool groove is installed on a wooden support, the front end of the permanent magnet tool groove is arranged on the rotor assembly end face, the push plate is arranged in the permanent magnet tool groove and is connected with the permanent magnet tool groove in a sliding mode, the rear end of the push plate is in contact with the front end of the ejector block arranged in the permanent magnet tool groove, the rear end of the ejector block is connected with an oil hydraulic cylinder, and the oil hydraulic cylinder drives the push plate to push a permanent magnet arranged in the front portion of the permanent magnet tool groove into the iron core of the rotor along the permanent magnet tool groove through the ejector block.
2. The apparatus of claim 1, wherein the long core permanent magnet machine interior rotor permanent magnet assembly comprises: the permanent magnet tool groove and the push plate are made of non-magnetic materials.
3. The apparatus of claim 1, wherein the long core permanent magnet machine interior rotor permanent magnet assembly comprises: the permanent magnet tool groove is a groove, the bottom of the groove, close to the groove edges on the two sides, is provided with an arc-shaped structure consistent with the radian of the permanent magnet and serves as a supporting point when the permanent magnet is pushed, and the middle part of the groove is a horizontal plane, so that the permanent magnet coated with glue can be prevented from being failed due to friction with the bottom of the groove in the pushing process.
4. The apparatus of claim 1, wherein the long core permanent magnet machine interior rotor permanent magnet assembly comprises: scales are carved on the side surface of the permanent magnet tool groove and used for controlling the position of the permanent magnet in the pushing process.
5. The apparatus of claim 1, wherein the long core permanent magnet machine interior rotor permanent magnet assembly comprises: the length of the push plate is determined according to the axial length of the rotor core, so that the push plate can push the permanent magnet to the non-assembly end of the rotor core.
6. The apparatus of claim 1, wherein the long core permanent magnet machine interior rotor permanent magnet assembly comprises: the middle part of the push plate is of a hollow structure, and support bars are arranged in the hollow structure at certain intervals to guarantee the strength of the push plate.
7. The apparatus of claim 1, wherein the long core permanent magnet machine interior rotor permanent magnet assembly comprises: and transition cushion blocks are arranged at the notches of the permanent magnets of the rotor to prevent the permanent magnets from being clamped at the sharp corners of the rotor core when entering the notches of the permanent magnets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911052835.0A CN110798031A (en) | 2019-10-31 | 2019-10-31 | Device for assembling built-in rotor permanent magnet of long-iron-core permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911052835.0A CN110798031A (en) | 2019-10-31 | 2019-10-31 | Device for assembling built-in rotor permanent magnet of long-iron-core permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110798031A true CN110798031A (en) | 2020-02-14 |
Family
ID=69440797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911052835.0A Pending CN110798031A (en) | 2019-10-31 | 2019-10-31 | Device for assembling built-in rotor permanent magnet of long-iron-core permanent magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110798031A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478204A (en) * | 2021-06-16 | 2021-10-08 | 精基科技有限公司 | Full-automatic assembly equipment for high-power motor rotor |
-
2019
- 2019-10-31 CN CN201911052835.0A patent/CN110798031A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478204A (en) * | 2021-06-16 | 2021-10-08 | 精基科技有限公司 | Full-automatic assembly equipment for high-power motor rotor |
| CN113478204B (en) * | 2021-06-16 | 2022-07-19 | 精基科技有限公司 | Full-automatic assembly equipment for high-power motor rotor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: 200031 No. 10, Xuhui District, Shanghai, Hengshan Road Applicant after: No. 704 Research Institute of China State Shipbuilding Corp. Address before: 200031 No. 10, Xuhui District, Shanghai, Hengshan Road Applicant before: NO.704 RESEARCH INSTITUTE OF CHINA SHIPBUILDING INDUSTRY Corp. Country or region before: China |