CN212785104U - Small permanent magnet motor stator and rotor dismounting device - Google Patents
Small permanent magnet motor stator and rotor dismounting device Download PDFInfo
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- CN212785104U CN212785104U CN202022178308.9U CN202022178308U CN212785104U CN 212785104 U CN212785104 U CN 212785104U CN 202022178308 U CN202022178308 U CN 202022178308U CN 212785104 U CN212785104 U CN 212785104U
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Abstract
A stator and rotor dismounting device of a small permanent magnet motor belongs to the technical field of motors. The method is characterized in that: the device comprises a working disc and a working arm, wherein outer mounting holes are formed in the outer edge array of the working disc; inner mounting holes are arranged on the electronic stator in an array manner; a working disc is fixed on the electronic stator, and a motor rotor is arranged in the electronic stator; a motor shaft is arranged in the motor rotor; the working disc is disc-shaped, a through hole is formed in the center of the working disc, and guide holes are formed in two sides of the through hole; the working arm is sleeved in the through hole; the working arm is externally sleeved with an ejection device; the ejection device is sleeved in the guide hole. The device can be used for ejecting the motor rotor upwards along the direction of the working arm by matching the upper connecting arm with the supporting spring through the ejection device, the device is comprehensive in design and ingenious in conception, and the working efficiency of the process is effectively improved in the working actual application process.
Description
Technical Field
The utility model belongs to the technical field of the motor, concretely relates to small-size permanent-magnet machine stator-rotor dismouting device.
Background
The electron is in the routine maintenance in-process, when needing to take out electric motor rotor by in the motor stator, all takes out for manual operation at present, but when facing this kind of condition, because the electron rotor has the permanent magnet, has stronger magnetism, adsorbs on the stator very easily at rotor installation and dismantlement in-process, has increaseed the degree of difficulty of work and has caused the damage to the stator rotor easily. In order to solve the technical problem, the inventor designs a device which is convenient for a small permanent magnet motor rotor to be conveniently taken and placed from a motor stator.
Disclosure of Invention
The utility model aims to solve the technical problem that a small-size permanent-magnet machine stator-rotor dismouting device is provided, drive the motor shaft through the device, made things convenient for electric motor rotor to get the process of putting in motor stator.
In order to solve the technical problem, the technical scheme of the utility model is that: the small permanent magnet motor stator and rotor dismounting device is characterized by comprising a working disc and a working arm, wherein outer mounting holes are formed in the outer edge array of the working disc; inner mounting holes are arranged on the electronic stator in an array manner; a working disc is fixed on the electronic stator, and a motor rotor is arranged in the electronic stator; a motor shaft is arranged in the motor rotor; the working disc is disc-shaped, a through hole is formed in the center of the working disc, and guide holes are formed in two sides of the through hole; the working arm is sleeved in the through hole; the working arm is externally sleeved with an ejection device; the ejection device is sleeved in the guide hole.
Preferably, the working arm comprises an upper connecting arm, a middle connecting arm and a lower connecting arm; one end of the lower connecting arm is provided with a holding rubber sleeve, and the other end of the lower connecting arm is provided with an intermediate connecting arm; one end of the middle connecting arm is arranged on the lower connecting arm, and the other end of the middle connecting arm is provided with a clamping block; one end of the upper connecting arm is provided with a threaded hole, and the other end of the upper connecting arm is provided with a clamping hole; the clamping hole is rectangular; the clamping block is arranged in the clamping hole; a supporting spring is sleeved outside the middle connecting arm; one end of the supporting spring is clamped on the upper connecting arm, and the other end of the supporting spring is clamped on the lower connecting arm; the motor shaft is arranged in the threaded hole.
Preferably, the ejection device comprises a sliding ring and ejection rods, the sliding ring is sleeved outside the lower connecting arm, two ejection rods are arranged on the sliding ring, and hinge shafts are arranged on the ejection rods; the hinged shaft is provided with an ejection arm; the upper connecting arm is provided with a clamping groove; the clamping groove is annular, and a magnetic bar is sleeved in the clamping groove; the ejection arm and the clamping groove are mutually clamped.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a mode operation of working disk cooperation work arm and ejecting arm. The center of the working disc fixes the motor shaft through the working arm, so that the device is connected with a working object, and the process of taking and placing the motor rotor from the motor stator is completed through the ejection device. The device adopts a split structure on a working arm, and is divided into an upper section, a middle section and a lower section, each section has respective function, the upper connecting arm has the function of butting against a motor shaft, and the upper connecting arm is screwed on the motor shaft through threads so as to drive the motor shaft to move, and further drive a motor rotor to move; the middle connecting arm transmits the rotary driving force transmitted by the lower connecting arm to the upper connecting arm through the clamping block matched with the clamping hole; the lower connecting arm is used for holding by an operator. The three sections of working arms are matched and coordinated to run, the operation and the use are simple, and the manufacturing cost of the device is low. In addition, the ejection device is arranged in the device, the upper connecting arm can be ejected out of the motor rotor upwards along the direction of the working arm by matching the ejection device with the supporting spring, the device is comprehensive in design and ingenious in conception, and the working efficiency of the working procedure is effectively improved in the working actual application process.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of a work tray;
FIG. 3 is a schematic view of the construction of the working arm;
FIG. 4 is a schematic structural view of the ejection device;
FIG. 5 is a schematic diagram of the operation of the ejector and the working arm;
in the figure: 1. a motor shaft; 2. a motor rotor; 3. a motor stator; 4. a working plate; 5. a through hole; 6. a guide hole; 7. an outer mounting hole; 8. a threaded hole; 9. an upper connecting arm; 10. clamping the hole; 11. clamping a block; 12. an intermediate connecting arm; 13. a lower connecting arm; 14. a magnetic bar; 15. a card slot; 16. a support spring; 17. an ejection arm; 18. hinging a shaft; 19. ejecting the rod; 20. a slip ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the device for disassembling and assembling the stator and the rotor of the small permanent magnet motor comprises a working disk and a working arm, wherein outer mounting holes are formed in the outer edge array of the working disk; inner mounting holes are arranged on the electronic stator in an array manner; a working disc is fixed on the electronic stator, and a motor rotor is arranged in the electronic stator; a motor shaft is arranged in the motor rotor; the working disc is disc-shaped, a through hole is formed in the center of the working disc, and guide holes are formed in two sides of the through hole; the working arm is sleeved in the through hole; the working arm is externally sleeved with an ejection device; the ejection device is sleeved in the guide hole.
As shown in fig. 3, the working arm upper connecting arm, the intermediate connecting arm and the lower connecting arm; one end of the lower connecting arm is provided with a holding rubber sleeve, and the other end of the lower connecting arm is provided with an intermediate connecting arm; one end of the middle connecting arm is arranged on the lower connecting arm, and the other end of the middle connecting arm is provided with a clamping block; one end of the upper connecting arm is provided with a threaded hole, and the other end of the upper connecting arm is provided with a clamping hole; the clamping hole is rectangular; the clamping block is arranged in the clamping hole; a supporting spring is sleeved outside the middle connecting arm; one end of the supporting spring is clamped on the upper connecting arm, and the other end of the supporting spring is clamped on the lower connecting arm; the motor shaft is arranged in the threaded hole.
As shown in fig. 4 and 5, the ejection device comprises a sliding ring and ejector rods, the sliding ring is sleeved outside the lower connecting arm, two ejector rods are arranged on the sliding ring, and hinge shafts are arranged on the ejector rods; the hinged shaft is provided with an ejection arm; the upper connecting arm is provided with a clamping groove; the clamping groove is annular, and a magnetic bar is sleeved in the clamping groove; the ejection arm and the clamping groove are mutually clamped.
When the device is used, the outer mounting hole of the mounting disc and the inner mounting hole in the electronic stator are firstly fixed through bolts, then the working arm is penetrated through the through hole from the working disc and is rotationally fastened corresponding to the motor shaft through the threaded hole in the upper connecting arm, power is held by an operator during rotation to drive the lower connecting arm, the clamping block on the middle connecting arm extends into the clamping hole to be clamped, and the upper connecting arm is driven to be screwed with the middle thread of the motor shaft. After the working arm and the motor shaft are fixed, the sliding ring is sleeved on the lower connecting arm, an operator respectively holds the sliding ring and the lower connecting arm by hands, the sliding ring is moved along the working arm direction to further drive the top end of the ejector rod to reach the clamping groove position, after the sliding ring reaches the clamping groove position, the ejector arm is sucked into the clamping groove along the hinged shaft under the influence of the attraction of the magnetic rod, so far, the ejector device and the upper connecting arm are mutually clamped, when the operator holds the sliding ring to move, the upper connecting arm can be driven to move along the working arm direction, the motor rotor is further driven to slide out of the motor stator, after the motor rotor is detected and repaired, the operator only needs to loosen the sliding ring, and under the driving of the action of the supporting ring, the upper connecting arm resets to drive the. The device is simple to operate, and great convenience is brought to the work of motor maintenance personnel.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. The technical solution of the present invention is not to be departed from, and any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (3)
1. A small permanent magnet motor stator and rotor dismounting device is characterized by comprising a working disc and a working arm, wherein outer mounting holes are formed in the outer edge array of the working disc; inner mounting holes are arranged on the electronic stator in an array manner; a working disc is fixed on the electronic stator, and a motor rotor is arranged in the electronic stator; a motor shaft is arranged in the motor rotor; the working disc is disc-shaped, a through hole is formed in the center of the working disc, and guide holes are formed in two sides of the through hole; the working arm is sleeved in the through hole; the working arm is externally sleeved with an ejection device; the ejection device is sleeved in the guide hole.
2. The device for assembling and disassembling the stator and the rotor of the small permanent magnet motor according to claim 1, wherein: the working arm comprises an upper connecting arm, a middle connecting arm and a lower connecting arm; one end of the lower connecting arm is provided with a holding rubber sleeve, and the other end of the lower connecting arm is provided with an intermediate connecting arm; one end of the middle connecting arm is arranged on the lower connecting arm, and the other end of the middle connecting arm is provided with a clamping block; one end of the upper connecting arm is provided with a threaded hole, and the other end of the upper connecting arm is provided with a clamping hole; the clamping hole is rectangular; the clamping block is arranged in the clamping hole; a supporting spring is sleeved outside the middle connecting arm; one end of the supporting spring is clamped on the upper connecting arm, and the other end of the supporting spring is clamped on the lower connecting arm; the motor shaft is arranged in the threaded hole.
3. The stator and rotor dismounting device for the small permanent magnet motor according to claim 2, wherein: the ejection device comprises a sliding ring and ejection rods, the sliding ring is sleeved outside the lower connecting arm, two ejection rods are arranged on the sliding ring, and hinge shafts are arranged on the ejection rods; the hinged shaft is provided with an ejection arm; the upper connecting arm is provided with a clamping groove; the clamping groove is annular, and a magnetic bar is sleeved in the clamping groove; the ejection arm and the clamping groove are mutually clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022178308.9U CN212785104U (en) | 2020-09-29 | 2020-09-29 | Small permanent magnet motor stator and rotor dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022178308.9U CN212785104U (en) | 2020-09-29 | 2020-09-29 | Small permanent magnet motor stator and rotor dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212785104U true CN212785104U (en) | 2021-03-23 |
Family
ID=75056713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022178308.9U Active CN212785104U (en) | 2020-09-29 | 2020-09-29 | Small permanent magnet motor stator and rotor dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212785104U (en) |
-
2020
- 2020-09-29 CN CN202022178308.9U patent/CN212785104U/en active Active
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