CN220358998U - Auxiliary device for assembling split permanent magnet motor rotor - Google Patents
Auxiliary device for assembling split permanent magnet motor rotor Download PDFInfo
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- CN220358998U CN220358998U CN202321585189.6U CN202321585189U CN220358998U CN 220358998 U CN220358998 U CN 220358998U CN 202321585189 U CN202321585189 U CN 202321585189U CN 220358998 U CN220358998 U CN 220358998U
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- coaxially
- sleeve
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- screw
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- 238000003825 pressing Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model belongs to the technical field of motor assembly, and particularly relates to an auxiliary device for split permanent magnet motor rotor assembly, which comprises a support, a guide sleeve, a threaded sleeve and a guide pillar, wherein the support is of an inverted barrel-shaped structure, a central hole is coaxially formed in the top of the support, the support is used as an installation carrier of the whole device, other parts are all installed on the support, the guide sleeve and the threaded sleeve are of hollow tubular structures, the upper end of the guide sleeve is coaxially fixedly connected in the central hole of the support, the lower end of the threaded sleeve is rotatably and coaxially connected with the upper end of the guide sleeve, an internal thread is formed in the inner side wall of the threaded sleeve, a handle for screwing the threaded sleeve is connected to the outer side of the threaded sleeve, the guide pillar is of a cylindrical structure, the lower part of the guide pillar can be slidably and coaxially arranged in the guide sleeve, the upper part of the guide pillar is in threaded connection with the threaded sleeve through external threads, and a flange for hoisting a rotor is connected to the lower part of the guide pillar. The device can stop the situation that the motor rotor is attracted with the stator in the assembly process, and avoid the situation that the secondary adjustment is easy to cause the injury of operators and the damage of magnets.
Description
Technical Field
The utility model belongs to the technical field of motor assembly, and particularly relates to an auxiliary device for assembling a split permanent magnet motor rotor.
Background
The permanent magnet motor can maintain the magnetic field without external energy after being manufactured, and the rotor is provided with permanent magnet poles. Because the magnetism of the permanent magnet rotor is strong, great difficulty is brought to the work of loading the rotor into the stator, if no measures are taken, once the rotor contacts the stator core, the rotor and the stator core are firmly sucked together, readjustment is difficult, and the magnet is easy to damage due to strong adjustment. When operated manually, the attractive force is too high, and the approach speed of the two is too high, so that the hands of operators are injured or bumped. The large permanent magnet motor has large stator and rotor volumes, large magnetic attraction force and large impact force at the moment of adsorption, and can damage magnetic steel sheets inlaid on the surfaces of the stator and the armature, so that the motor performance is unstable.
Because of the specificity of the permanent magnet motor, the rotor is provided with permanent magnet poles, and no current is required to pass through the permanent magnet poles to generate a magnetic field. In the assembly process, the stator is firstly arranged in the shell, and when the rotor is close to the stator, strong suction force exists, the installation direction and the accuracy cannot be controlled manually, fine adjustment is difficult to carry out after the rotor is sucked, so that the coincidence of the centers of the stator and the rotor cannot be ensured, the disassembly is difficult, and the assembly progress is influenced.
At present, when the split permanent magnet motor is installed on a product, no suitable assembly tool exists, manual installation is adopted in the prior art, a plurality of people use simple tools to put the split permanent magnet motor into the split permanent magnet motor in a rough alignment mode, the parking speed is difficult to control, and the split permanent magnet motor is required to be pulled out by the plurality of people together during disassembly, so that labor is wasted. For smaller permanent magnet motors, the rotor can be manually installed into the stator, but safety precautions should be taken. For a larger permanent magnet motor, special equipment is needed to carry out the work, so that the labor intensity of personnel is reduced, and the production cost is reduced.
Disclosure of Invention
Aiming at the situation, the utility model provides an auxiliary device for assembling the split permanent magnet motor rotor, which can ensure the accurate and rapid assembly of the motor rotor and ensure the personal safety in the motor assembly process.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the auxiliary device for assembling the split permanent magnet motor rotor comprises a bracket, a guide sleeve, a threaded sleeve and a guide pillar, wherein the bracket is of an inverted barrel-shaped structure, a central hole is coaxially formed in the top of the bracket, the bracket is used as an installation carrier of the whole device, and other parts are all installed on the bracket.
The guide sleeve and the screw sleeve are of hollow tubular structures, the upper end of the guide sleeve is coaxially and fixedly connected in a central hole of the support, the lower end of the screw sleeve is rotatably and coaxially connected with the upper end of the guide sleeve, an inner thread is arranged on the inner side wall of the screw sleeve, a handle for screwing the screw sleeve is connected to the outer side of the screw sleeve, the guide pillar is of a cylindrical structure, the lower part of the guide pillar is slidably and coaxially arranged in the guide sleeve in a penetrating mode, the upper part of the guide pillar is in threaded connection with the screw sleeve through an outer thread, and a flange plate for lifting a rotor is connected to the lower part of the guide pillar.
Further, a connecting flange is coaxially and fixedly arranged at the upper end of the guide sleeve, a circular groove is coaxially formed in the upper surface of the connecting flange, a flange is coaxially and fixedly arranged at the lower end of the screw sleeve, a circular pressing plate is coaxially and fixedly arranged above the flange, the pressing plate and the connecting flange are connected with a bracket through a first screw, and the flange is rotatably and coaxially embedded in the circular groove; the first screw is a countersunk screw, and a screw counter bore is formed in the pressing plate in a matched mode.
Further, a fixing flange is coaxially and fixedly arranged at the edge of the bottom of the bracket, and is connected with the motor assembly frame through a second screw when the rotor is assembled.
Further, a connecting threaded rod is coaxially and fixedly connected above the center of the flange plate, a connecting threaded hole is coaxially formed in the center of the lower part of the guide post, and the flange plate is detachably connected with the guide post through threads; the guide post is connected with the flange plate through long threads, and the flange plate can be correspondingly replaced or the upper and lower positions of the flange plate can be adjusted according to the structure of the motor to be installed; the flange ring edge ring is equipped with a plurality of connecting holes, and when the rotor was assembled, each connecting hole was connected with the rotor through screw III.
Further, the upper part of the guide post is a threaded screw rod, and the lower part of the guide post is a cylindrical polish rod; two limit grooves are symmetrically formed in two sides of the lower portion of the guide sleeve along the length direction of the guide sleeve, limit pins penetrate through the lower portion of the guide pillar and perpendicular to the axis direction, two ends of each limit pin are respectively located in the two limit grooves, and the guide pillar is limited to slide back and forth only along the length direction of the guide sleeve and cannot do rotary motion.
Further, the guide rod is coaxially arranged below the flange plate, and the rotor plays a guiding role when assembled in the middle of the stator, so that the flange plate drives the rotor to slowly enter the center of the stator along the direction of the guide rod, and the rotor is prevented from being offset to be close to the stator and sucked in the assembling process of the rotor.
The utility model also includes other components that enable normal use thereof, all as is conventional in the art, and in addition, the utility model is not limited to devices or components such as: motor stator, motor assembly frame, etc., all employ prior art in the field.
The beneficial effects of the utility model are as follows:
the auxiliary device for assembling the split permanent magnet motor rotor can reliably and slowly send the rotor into the center of the stator, is aligned to the mounting hole, ensures that the assembling operation is smoothly carried out, avoids the situation that the motor rotor and the stator are attracted together, avoids the situation that the secondary adjustment is easy to cause the injury of operators and the damage of magnets, ensures that the operation of the motor rotor assembling process is simpler, can realize single-person operation, and reduces the labor intensity of workers; in addition, the motor rotor can be safely and quickly taken out of the stator by reverse operation, and the motor rotor is also suitable for disassembling the rotor.
Drawings
Fig. 1 is a schematic structural diagram of an auxiliary device for assembling a rotor of a split permanent magnet motor in an embodiment.
In the figure: the screw nut comprises a handle-1, a screw sleeve-2, a pressing plate-3, a guide sleeve-4, a guide pillar-5, a flange plate-6, a bracket-7, a guide rod-8, a screw one-9, a screw two-10, a screw three-11 and a limiting pin 12.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below in connection with specific embodiments, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments.
Examples
As shown in fig. 1, an auxiliary device for assembling a split permanent magnet motor rotor comprises a handle 1, a screw sleeve 2, a pressing plate 3, a guide sleeve 4, a guide post 5, a flange 6, a bracket 7, a guide rod 8, a screw one 9, a screw two 10, a screw three 11 and a limiting pin 12.
The bracket 7 is used as an installation carrier of the device, and other parts are all installed on the bracket 7; one end of the guide sleeve 4 is positioned on a central hole at the top of the bracket 7, and the other end of the guide sleeve is positioned in the bracket 7 through the central hole; the screw sleeve 2 is positioned in a circular groove at the upper end of the guide sleeve 4; the pressing plate 3 is positioned at the upper end of the guide sleeve 4 and is sleeved on the smaller diameter end of the threaded sleeve 2, the pressing plate 3 and the guide sleeve 4 together form a circular cavity, the thicker diameter end of the threaded sleeve 2 is positioned in the cavity, and the threaded sleeve 2 can rotate in the cavity.
The first screw 9 is positioned in a screw counter bore of the pressing plate 3 and penetrates through the guide sleeve 4 to fix the pressing plate 3 and the guide sleeve 4 to the bracket 7; the handle 1 is arranged at the upper part of the screw sleeve 2, and the screw sleeve 2 can be rotated with larger force through the handle 1; the thread part of the guide post 5 is matched with the central threaded hole of the threaded sleeve 2, and the round bar part of the guide post is matched with the central unthreaded hole of the guide sleeve 4; the limiting pin 12 is positioned on the round bar part of the guide post 5 and is positioned in the limiting groove of the guide sleeve 4.
The flange 6 is positioned at the lower end of the guide post 5 and is connected with the guide post 5 through threads; a third screw 11 is provided on the flange 6 for fixing the motor rotor to be mounted to the flange 6.
One end of a guide rod 8 is fixed on a structural member of a product to be provided with a motor, and the other end of the guide rod passes through a limit hole on the flange plate 6 to ensure that a rotor enters the center of a stator along a preset track; the second screw 10 is positioned in a screw through hole at the lower end of the bracket 7 and is used for fixing the device on the motor assembly frame.
The guide sleeve 4 is provided with a limit groove which and the limit pin 12 together ensure that the guide post 5 only moves up and down and does not rotate when the screw sleeve 2 rotates.
The guide post 5 is connected with the flange 6 through long threads, the flange 6 can be correspondingly replaced or the upper and lower positions of the flange 6 can be adjusted according to the structure of the motor to be installed, and the application range of the device is expanded.
The specific implementation process of the device when in use is as follows: firstly, mounting an applicable flange 6 on a guide post 5 according to the structural characteristics of a motor to be mounted, and adjusting to the required upper and lower positions; then the motor rotor is fixed on the flange plate 6 by a third screw 11, and the screw sleeve 2 is rotated by the handle 1 to adjust the flange plate to the uppermost position; one end of the guide rod 8 is fixed on a structural member of a product to be provided with the motor; the device is integrally placed on a frame of a product to be provided with a motor, the other end of the guide rod 8 is taken to pass through a limit hole on the flange plate 6, and the device is firmly fixed by a second screw 10; the swivel nut 2 is rotated, so that the flange 6 drives the motor rotor to slowly enter the center of the stator along the direction of the guide rod 8, then other parts of the device except the guide rod 8 are removed from the product, the rotor is fixed on the product according to the installation requirement, and the guide rod 8 is taken out, so that the assembly process of the motor rotor is completed; correspondingly, the motor rotor can be safely and quickly taken out of the stator by adopting reverse operation, and the device is also suitable for the disassembly of the motor rotor.
The technical solution of the present utility model is not limited to the above-described specific embodiments, and many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments, and any technical modifications made within the spirit and principles of the present utility model fall within the scope of the present utility model.
Claims (6)
1. An auxiliary device for split permanent magnet motor rotor assembly, its characterized in that: the novel rotary screw sleeve comprises a support, a guide sleeve, a screw sleeve and a guide pillar, wherein the support is of an inverted barrel-shaped structure, a central hole is coaxially formed in the top of the support, the guide sleeve and the screw sleeve are of hollow tubular structures, the upper end of the guide sleeve is coaxially fixedly connected in the central hole of the support, the lower end of the screw sleeve is rotatably and coaxially connected with the upper end of the guide sleeve, an inner thread is arranged on the inner side wall of the screw sleeve, a handle for screwing the screw sleeve is connected to the outer side of the screw sleeve, the guide pillar is of a cylindrical structure, the lower part of the guide pillar is slidably and coaxially arranged in the guide sleeve in a penetrating mode, the upper part of the guide pillar is in threaded connection with the screw sleeve through the outer thread, and a flange for lifting a rotor is connected to the lower part of the guide pillar.
2. An auxiliary device for assembling a split permanent magnet motor rotor according to claim 1, wherein: the connecting flange is coaxially and fixedly arranged at the upper end of the guide sleeve, the circular groove is coaxially formed in the upper surface of the connecting flange, the flange is coaxially and fixedly arranged at the lower end of the screw sleeve, the annular pressing plate is coaxially arranged above the flange in a pressing mode, the pressing plate and the connecting flange are connected with the bracket through a first screw, and the flange is rotatably and coaxially embedded in the circular groove.
3. An auxiliary device for assembling a split permanent magnet motor rotor according to claim 1, wherein: and a fixing flange is coaxially and fixedly arranged at the edge of the bottom of the bracket, and screws II are arranged in the connecting holes of the fixing flange in a penetrating manner.
4. An auxiliary device for assembling a split permanent magnet motor rotor according to claim 1, wherein: the upper part of the center of the flange plate is coaxially and fixedly connected with a connecting threaded rod, the center of the lower part of the guide post is coaxially provided with a connecting threaded hole, the flange plate is detachably connected with the guide post through threads, and each connecting hole of the flange plate is connected with the rotor through a third screw.
5. An auxiliary device for assembling a split permanent magnet motor rotor according to claim 1, wherein: the guide post upper portion is the screw thread lead screw, and the guide post lower part is the cylinder polished rod, two spacing grooves have been seted up along its length direction symmetry to guide pin bushing lower part both sides, and the guide post lower part is perpendicular to axis direction wears to be equipped with the spacer pin, and the spacer pin both ends are located two spacing grooves respectively.
6. An auxiliary device for assembling a split permanent magnet motor rotor according to claim 1, wherein: the guide rod is coaxially arranged below the flange plate, and the rotor plays a guiding role when assembled in the middle of the stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321585189.6U CN220358998U (en) | 2023-06-20 | 2023-06-20 | Auxiliary device for assembling split permanent magnet motor rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321585189.6U CN220358998U (en) | 2023-06-20 | 2023-06-20 | Auxiliary device for assembling split permanent magnet motor rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220358998U true CN220358998U (en) | 2024-01-16 |
Family
ID=89502060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321585189.6U Active CN220358998U (en) | 2023-06-20 | 2023-06-20 | Auxiliary device for assembling split permanent magnet motor rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220358998U (en) |
-
2023
- 2023-06-20 CN CN202321585189.6U patent/CN220358998U/en active Active
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