CN211018579U - Rotor assembly tool of horizontal permanent magnet motor - Google Patents
Rotor assembly tool of horizontal permanent magnet motor Download PDFInfo
- Publication number
- CN211018579U CN211018579U CN201922381274.0U CN201922381274U CN211018579U CN 211018579 U CN211018579 U CN 211018579U CN 201922381274 U CN201922381274 U CN 201922381274U CN 211018579 U CN211018579 U CN 211018579U
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- guide shaft
- support frame
- rotor
- motor
- fixedly connected
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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
Abstract
A rotor assembly tool of a horizontal permanent magnet motor relates to the technical field of rotor assembly of horizontal permanent magnet motors. The first guide shaft is fixedly connected to one side above the first support frame through a screw, the second guide shaft is fixedly connected to one side above the second support frame through a screw, the first guide shaft corresponds to the second guide shaft in position, the magnetic bearing and the auxiliary bearing are installed at one end of the motor, the motor is sleeved on the first guide shaft, the guide cover is fixedly connected at one end of the motor, the guide cover is positioned at one end of the magnetic bearing and the auxiliary bearing, the fixed support is fixedly connected under the motor, the air cylinder is positioned under the motor, the foundation track is positioned under the first support frame and the second support frame, the rotor is positioned between the first guide shaft and the second guide shaft, and the magnetic bearing to be installed and the auxiliary bearing to be installed are sleeved on the second guide shaft.
Description
Technical Field
The utility model relates to a horizontal permanent-magnet machine changes joins in marriage technical field, concretely relates to horizontal permanent-magnet machine's rotor assembly frock.
Background
When the magnetic suspension permanent magnet motor rotor is assembled, the general process is as follows: the auxiliary bearing and the magnetic bearing at one end are firstly assembled to the motor shell, and then the guide shaft fixedly connected with the rotor component penetrates through the assembled auxiliary bearing to be used as the total positioning reference in the rotor assembling process. After the guide shaft is mounted to a predetermined position together with the rotor, a magnetic bearing and an auxiliary bearing are assembled at the other end.
However, the existing magnetic suspension permanent magnet motor rotor has the following problems and disadvantages in assembly: 1) On the premise that only the guide shaft is used as a positioning reference, after entering the interior of the shell, the permanent magnet rotor is attracted by the bearing, the silicon steel sheet of the motor stator and other steel pieces, so that great resistance or impulsive force can be generated in the axial direction, and if the resistance is counteracted without an extra tool and the impulsive force is alleviated, the permanent magnet rotor is easy to hurt assembly personnel; 2) after the permanent magnet rotor is installed in a specified position of a machine shell, because an auxiliary bearing at the other end is not installed, the rotor usually only can fall on a step surface outside a stator or a step surface of an auxiliary tool at the moment, which causes certain difficulty in subsequent installation of a magnetic bearing and an auxiliary main bearing; 3) the guide shaft is directly and hard friction-assembled with the auxiliary bearing, and the auxiliary bearing is easily damaged.
Disclosure of Invention
An object of the utility model is to prior art's defect with not enough, provide a horizontal permanent-magnet machine's rotor assembly fixture, its simple structure, the installation of the permanent-magnet rotor of being convenient for, when avoiding the incident to take place, improve the efficiency of assembly and avoid damaging auxiliary bearing.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the device comprises a first support frame 1, a second support frame 2, a first guide shaft 3, a second guide shaft 4, a cylinder 5, a guide cover 6, a foundation rail 7, a magnetic bearing 8, an auxiliary bearing 9, a magnetic bearing 10 to be installed, an auxiliary bearing 11 to be installed, a motor 12, a rotor 13 and a fixed support 14, wherein the first guide shaft 3 is fixedly connected to one side above the first support frame 1 through screws, the second guide shaft 4 is fixedly connected to one side above the second support frame 2 through screws, the first guide shaft 3 corresponds to the second guide shaft 4 in position, the magnetic bearing 8 and the auxiliary bearing 9 are arranged at one end of the motor 12, the motor 12 is sleeved on the first guide shaft 3, the guide cover 6 is fixedly connected to one end of the motor 12, the guide cover 6 is positioned at one end of the magnetic bearing 8 and the auxiliary bearing 9, the fixed support 14 is fixedly connected to the right lower part of the motor 12, the fixed support 14 is fixedly connected with a foundation, the cylinder 5 is positioned right below the motor 12, the cylinder 5 is fixedly connected with the fixed support 14, the foundation rail 7 is positioned below the first support frame 1 and the second support frame 2, the rotor 13 is positioned between the first guide shaft 3 and the second guide shaft 4, and the magnetic bearing to be mounted 10 and the auxiliary bearing to be mounted 11 are sleeved on the second guide shaft 4.
The push rod of the air cylinder 5 is fixedly connected with the first support frame 1, and the air cylinder 5 is connected with an external control air source through an air pipe.
The size of the inner hole of the guide cover 6 is smaller than the size of the inner holes of the auxiliary bearing 9 and the auxiliary bearing 11 to be installed.
And pulleys 15 are arranged at the joints of the first support frame 1 and the second support frame 2 and the foundation rail 7.
The first guide shaft 3, the second guide shaft 4, the guide cover 6, the magnetic bearing 8, the auxiliary bearing 9, the magnetic bearing to be mounted 10, the auxiliary bearing to be mounted 11, the motor 12 and the rotor 13 are coaxially connected.
The first guide shaft 3 and the second guide shaft 4 are connected to both ends of the rotor 13 by screws.
After the technical scheme is adopted, the utility model discloses beneficial effect does:
1. the axial motion is controllable, the radial positioning is accurate, the axial motion of the permanent magnet rotor is completely controllable in the assembling process by utilizing the tool, and the situation that the permanent magnet rotor is violently moved or is difficult to push is avoided.
2. The subsequent magnetic bearing to be mounted and the auxiliary bearing are convenient to install, the permanent magnet rotor is accurately positioned in the assembling process by utilizing the tool, and the subsequent magnetic bearing and the auxiliary bearing are convenient to install and lift empty.
3. Without risk of damaging the auxiliary bearings and other structures.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of the structure of the rotor 13 of the present invention;
fig. 2 is a schematic structural diagram of the middle rotor 13 before installation.
Description of reference numerals: the device comprises a first support frame 1, a second support frame 2, a first guide shaft 3, a second guide shaft 4, a cylinder 5, a guide cover 6, a foundation rail 7, a magnetic bearing 8, an auxiliary bearing 9, a magnetic bearing to be mounted 10, an auxiliary bearing to be mounted 11, a motor 12, a rotor 13, a fixed support 14 and a pulley 15.
Detailed Description
Referring to fig. 1 to 2, the technical solution adopted by the present embodiment is: the device comprises a first support frame 1, a second support frame 2, a first guide shaft 3, a second guide shaft 4, a cylinder 5, a guide cover 6, a foundation rail 7, a magnetic bearing 8, an auxiliary bearing 9, a magnetic bearing 10 to be installed, an auxiliary bearing 11 to be installed, a motor 12, a rotor 13 and a fixed support 14, wherein the first guide shaft 3 is fixedly connected to one side above the first support frame 1 through screws, the second guide shaft 4 is fixedly connected to one side above the second support frame 2 through screws, the first guide shaft 3 corresponds to the second guide shaft 4 in position, the magnetic bearing 8 and the auxiliary bearing 9 are arranged at one end of the motor 12, the motor 12 is sleeved on the first guide shaft 3, the guide cover 6 is fixedly connected to one end of the motor 12, the guide cover 6 is positioned at one end of the magnetic bearing 8 and the auxiliary bearing 9, the fixed support 14 is fixedly connected to the right lower part of the motor 12, the fixed support 14 is fixedly connected with a foundation, the cylinder 5 is positioned right below the motor 12, the cylinder 5 is fixedly connected with the fixed support 14, the foundation rail 7 is positioned below the first support frame 1 and the second support frame 2, the rotor 13 is positioned between the first guide shaft 3 and the second guide shaft 4, and the magnetic bearing to be mounted 10 and the auxiliary bearing to be mounted 11 are sleeved on the second guide shaft 4.
The push rod of the air cylinder 5 is fixedly connected with the first support frame 1, and the air cylinder 5 is connected with an external control air source through an air pipe. The air cylinder 5 provides power for the whole assembly, and the air cylinder 5 pushes the first support frame 1 to move leftwards in the foundation rail 7.
The size of the inner hole of the guide cover 6 is smaller than the size of the inner holes of the auxiliary bearing 9 and the auxiliary bearing 11 to be installed. When mounting the magnetic bearing to be mounted 10 and the auxiliary bearing to be mounted 11, hard friction of the "guide shaft one" with the auxiliary bearing can be avoided.
The connecting parts of the first support frame 1 and the second support frame 2 and the foundation rail 7 are respectively provided with a pulley 15, so that the resistance of assembly can be reduced, and meanwhile, the accurate motion track is realized.
The first guide shaft 3, the second guide shaft 4, the guide cover 6, the magnetic bearing 8, the auxiliary bearing 9, the magnetic bearing to be mounted 10, the auxiliary bearing to be mounted 11, the motor 12 and the rotor 13 are coaxially connected, so that the accuracy of mounting the magnetic bearing to be mounted 10 and the auxiliary bearing to be mounted 11 is ensured.
The first guide shaft 3 and the second guide shaft 4 are connected with the two ends of the rotor 13 in a threaded manner, so that the connection strength between the first guide shaft 3 and the rotor 13 and the connection strength between the second guide shaft 4 and the rotor 13 are ensured, and the falling-off phenomenon during assembly is avoided.
The utility model discloses a theory of operation: firstly, a first guide shaft 3 and a second guide shaft 4 are fixedly connected with central holes at two ends of a rotor 13 in a threaded mode, a guide cover 6 is fixedly connected to one side of a motor 12 on which a magnetic bearing 8 and an auxiliary bearing 9 are installed, then the first guide shaft 3 passes through the guide cover 6 and is fixedly connected to a first support frame 1 through screws, a magnetic bearing 10 to be installed and an auxiliary bearing 11 to be installed are sleeved on the second guide shaft 4, then the second guide shaft 4 is fixedly connected with a second support frame 2 through screws, a push rod of a cylinder 5 is fixedly connected with the first support frame 1, the cylinder 5 is connected with an external control air source through an air pipe, the cylinder 5 provides power for the whole assembly, the cylinder 5 pushes the first support frame 1 to move leftwards in a foundation rail 7, the cylinder 5 pushes the first support frame 1 to move leftwards in the foundation rail 7, and the first support frame 1 drives the whole rotor 13 to be assembled to a specified position, in the whole process, the rotor 13, the first guide shaft 3 and the second guide shaft 4 are supported by the first support frame 1 and the second support frame 2 at the central position, except that the guide cover 6 is in contact with the first guide shaft 3, the motor 12 is internally in non-contact with a part to be assembled, the rotor 13 is assembled in place on the second guide shaft 4 in sequence after reaching a preset position, so that auxiliary bearings exist at two ends, and after the tool is disassembled, the rotor 13 normally falls on the auxiliary bearings 9 and the auxiliary bearings 11 to be assembled.
After the technical scheme is adopted, the utility model discloses beneficial effect does:
1. the axial motion is controllable, the radial positioning is accurate, the axial motion of the permanent magnet rotor is completely controllable in the assembling process by utilizing the tool, and the situation that the permanent magnet rotor is violently moved or is difficult to push is avoided.
2. The subsequent magnetic bearing to be mounted and the auxiliary bearing are convenient to install, the permanent magnet rotor is accurately positioned in the assembling process by utilizing the tool, and the subsequent magnetic bearing and the auxiliary bearing are convenient to install and lift empty.
3. Without risk of damaging the auxiliary bearings and other structures.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a horizontal permanent-magnet machine's rotor assembly fixture which characterized in that: the device comprises a first support frame (1), a second support frame (2), a first guide shaft (3), a second guide shaft (4), a cylinder (5), a guide cover (6), a foundation rail (7), a magnetic bearing (8), an auxiliary bearing (9), a magnetic bearing (10), an auxiliary bearing (11), a motor (12), a rotor (13) and a fixed support (14), wherein the first guide shaft (3) is fixedly connected to one side above the first support frame (1) through screws, the second guide shaft (4) is fixedly connected to one side above the second support frame (2) through screws, the first guide shaft (3) corresponds to the second guide shaft (4), the magnetic bearing (8) and the auxiliary bearing (9) are installed at one end of the motor (12), and the motor (12) is sleeved on the first guide shaft (3), the guide cover (6) is fixedly connected to one end of a motor (12), the guide cover (6) is located at one end of a magnetic bearing (8) and an auxiliary bearing (9), a fixed support (14) is fixedly connected to the right below the motor (12), the fixed support (14) is fixedly connected with a foundation, a cylinder (5) is located right below the motor (12), the cylinder (5) is fixedly connected with the fixed support (14), a foundation rail (7) is located below a first support frame (1) and a second support frame (2), a rotor (13) is located between a first guide shaft (3) and a second guide shaft (4), and the magnetic bearing (10) to be mounted and the auxiliary bearing (11) to be mounted are sleeved on the second guide shaft (4).
2. The rotor assembling tool for the horizontal permanent magnet motor according to claim 1, characterized in that: the push rod of the air cylinder (5) is fixedly connected with the first support frame (1), and the air cylinder (5) is connected with an external control air source through an air pipe.
3. The rotor assembling tool for the horizontal permanent magnet motor according to claim 1, characterized in that: the size of the inner hole of the guide cover (6) is smaller than the size of the inner holes of the auxiliary bearing (9) and the auxiliary bearing (11) to be installed.
4. The rotor assembling tool for the horizontal permanent magnet motor according to claim 1, characterized in that: and pulleys (15) are arranged at the joints of the first support frame (1) and the second support frame (2) and the foundation rail (7).
5. The rotor assembling tool for the horizontal permanent magnet motor according to claim 1, characterized in that: the connection relation among the first guide shaft (3), the second guide shaft (4), the guide cover (6), the magnetic bearing (8), the auxiliary bearing (9), the magnetic bearing to be installed (10), the auxiliary bearing to be installed (11), the motor (12) and the rotor (13) is coaxial connection.
6. The rotor assembling tool for the horizontal permanent magnet motor according to claim 1, characterized in that: the first guide shaft (3) and the second guide shaft (4) are connected with the two ends of the rotor (13) in a threaded mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922381274.0U CN211018579U (en) | 2019-12-26 | 2019-12-26 | Rotor assembly tool of horizontal permanent magnet motor |
| PCT/CN2020/082526 WO2021128635A1 (en) | 2019-12-26 | 2020-03-31 | Rotor assembly tool of horizontal permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922381274.0U CN211018579U (en) | 2019-12-26 | 2019-12-26 | Rotor assembly tool of horizontal permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211018579U true CN211018579U (en) | 2020-07-14 |
Family
ID=71482255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922381274.0U Active CN211018579U (en) | 2019-12-26 | 2019-12-26 | Rotor assembly tool of horizontal permanent magnet motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN211018579U (en) |
| WO (1) | WO2021128635A1 (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0946983A (en) * | 1995-05-23 | 1997-02-14 | Fanuc Ltd | Method for finishing frame of motor, and motor to be finished by the method |
| JP2005094970A (en) * | 2003-09-19 | 2005-04-07 | Yaskawa Electric Corp | Method for magnetizing/inserting rotor of permanent magnet motor and device therefor |
| CN101373913B (en) * | 2007-08-20 | 2010-12-08 | 许晓华 | Fixture for assembling motor complete machine |
| CN203608039U (en) * | 2013-12-12 | 2014-05-21 | 南车株洲电机有限公司 | Guiding tool for combining stator and rotor of permanent-magnet motor |
| CN103887931B (en) * | 2014-04-01 | 2016-04-20 | 武汉轻工大学 | Motor numerical control assembling device and method |
| CN107591963B (en) * | 2017-08-21 | 2020-04-10 | 北京精密机电控制设备研究所 | High-precision installation device and method for frameless motor |
| CN109525077A (en) * | 2018-12-18 | 2019-03-26 | 北京遥感设备研究所 | A kind of micro-machine rotor mounting device and application method |
-
2019
- 2019-12-26 CN CN201922381274.0U patent/CN211018579U/en active Active
-
2020
- 2020-03-31 WO PCT/CN2020/082526 patent/WO2021128635A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| WO2021128635A1 (en) | 2021-07-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 210000 No.99 Jinxin Middle Road, Jiangning District, Nanjing City, Jiangsu Province (Jiangning Development Zone) Patentee after: Nanjing Cigu Technology Co.,Ltd. Address before: 100 Jiuzhu Road (moling Street), Jiangning Economic and Technological Development Zone, Nanjing, Jiangsu 210000 Patentee before: NANJING CIGU Ltd.,Corp. |
|
| CP03 | Change of name, title or address |